IQ32033HTV33NRS-G [SYNQOR]

DC-DC Regulated Power Supply Module, 1 Output, 108.9W, Hybrid, ROHS COMPLIANT, HALF BRICK, PACKAGE-8;
IQ32033HTV33NRS-G
型号: IQ32033HTV33NRS-G
厂家: SYNQOR WORLDWIDE HEADQUARTERS    SYNQOR WORLDWIDE HEADQUARTERS
描述:

DC-DC Regulated Power Supply Module, 1 Output, 108.9W, Hybrid, ROHS COMPLIANT, HALF BRICK, PACKAGE-8

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Technical  
Specification  
IQ32-HT Family  
9-75V  
100V  
1.8-48V  
Outputs  
126W  
Max Power  
2250V dc  
Half-brick  
DC-DC Converter  
Continuous Input Transient Input  
Isolation  
The InQor® Half-brick converter series is composed  
of next-generation, board-mountable, isolated,  
fixed switching frequency dc-dc converters that  
use synchronous rectification to achieve extremely  
high power conversion efficiency. Each module is  
supplied completely encased to provide protection  
from the harsh environments seen in many  
G
-
A
S
.
2
5
R
4
-
5
N
3
3
@
C
T
T
VOU  
H
industrial and transportation applications.  
8
3
4
3
-
8
0
.
1
2
3
VIN  
Q
5
I
7
-
9
Operational Features  
• High efficiency, up to 88% at full rated load current  
• Delivers full power with minimal derating - no heatsink required  
• Operating input voltage range: 9-75V, 100V transient for 100ms  
• Fixed frequency switching provides predictable EMI  
• No minimum load requirement  
Protection Features  
Mechanical Features  
• Input under-voltage lockout  
• Input over-voltage shutdown  
• Output current limit and short circuit protection  
• Active back bias limit  
• Output over-voltage protection  
• Thermal shutdown  
• Industry standard Half-brick pin-out configuration  
• Size: 2.390" x 2.490" x 0.512" (60.6 x 63.1 x 13.0 mm)  
• Total weight: 5 oz (142 g)  
Control Features  
CONTENTS  
• On/Off control referenced to input side  
• Remote sense for the output voltage  
• Output voltage trim range of -20%, +10%  
Page No.  
IQ32 FAMILY Electrical Characteristics (all output voltages) . . . . . . . . . 2  
IQ32-HT Family Figures (all output voltages). . . . . . . . . . . . . . . . . . . . 3  
IQ32018HTx45 Electrical Characteristics (1.8 Vout) & Figures . . . . . . .4-5  
IQ32033HTx33 Electrical Characteristics (3.3 Vout) & Figures . . . . . . .6-7  
IQ32050HTx24 Electrical Characteristics (5.0 Vout) & Figures . . . . . . .8-9  
2120HTx10 Electrical Characteristics (12.0 Vout) & Figures . . . . 10-11  
2150HTx08 Electrical Characteristics (15.0 Vout) & Figures . . . . 12-13  
2240HTx05 Electrical Characteristics (24.0 Vout) & Figures . . . . 14-15  
2280HTx05 Electrical Characteristics (28.0 Vout) & Figures . . . . 16-17  
2400HTx03 Electrical Characteristics (40.0 Vout) & Figures . . . . 18-19  
2480HTx03 Electrical Characteristics (48.0 Vout) & Figures . . . . 20-21  
lication Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-25  
2-HT Family Standards & Qualification . . . . . . . . . . . . . . . . . . . . . 26  
2-HT Mechanical Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27  
2-HTV Mechanical Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28  
ering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29  
Safety Features  
• 2250V, 30 MΩ input-to-output isolation  
• CAN/CSA-C22.2 No. 60950-1:2003  
• EN60950-1:2001 Certified by TUV  
• CE Marked 2006/95/EC Low Voltage Directive  
• IEC 61000-4-2  
• RoHS compliant (see last page)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.
Technical  
Specification  
IQ32-HT Family  
IQ32 FAMILY Electrical Characteristics (all output voltages)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
ABSOLUTE MAXIMUM RATINGS  
Min.  
Typ.  
Max. Units Notes & Conditions  
Input Voltage  
Non-Operating  
Operating  
Operating Transient Protection  
Isolation Voltage  
100  
75  
100  
V
V
V
Continuous  
Continuous  
100 ms  
Input to Output  
Input to Base-Plate  
Output to Base-Plate  
Operating Temperature  
Storage Temperature  
Voltage at ON/OFF input pin  
INPUT CHARACTERISTICS  
Operating Input Voltage Range  
Input Under-Voltage Lockout  
Turn-On Voltage Threshold  
Turn-Off Voltage Threshold  
Lockout Voltage Hysteresis  
Input Over-Voltage Shutdown  
Recommended External Input Capacitance  
Input Filter Component Values (L\C)  
DYNAMIC CHARACTERISTICS  
Turn-On Transient  
2250  
2250  
2250  
100  
125  
18  
V dc  
V dc  
V dc  
°C  
°C  
V
-40  
-55  
-2  
Baseplate temperature  
9
32  
75  
V
100V transient for 100 ms; See Note 1  
11.0  
8.1  
11.2  
8.4  
2.8  
100  
470  
11.5  
8.7  
V
V
V
V
µF  
Typical ESR 0.1-0.2 Ω  
0.34\13.2  
µH\µF Internal values; see Figure E  
Turn-On Time  
Start-Up Inhibit Time  
Output Voltage Overshoot  
ISOLATION CHARACTERISTICS  
Isolation Voltage (dielectric strength)  
Isolation Resistance  
10  
230  
0
ms  
ms  
%
Full load, Vout=90% nom.  
Figure F  
Maximum Output Capacitance  
200  
250  
See Absolute Maximum Ratings  
See Note 2  
30  
1000  
MΩ  
pF  
Isolation Capacitance (input to output)  
TEMPERATURE LIMITS FOR POWER DERATING CURVES  
Semiconductor Junction Temperature  
Board Temperature  
Transformer Temperature  
Maximum Baseplate Temperature, Tb  
FEATURE CHARACTERISTICS  
125  
125  
125  
100  
°C  
°C  
°C  
°C  
Package rated to 150 °C  
UL rated max operating temp 130 °C  
Switching Frequency  
ON/OFF Control  
Off-State Voltage  
On-State Voltage  
255  
275  
295  
kHz  
V
Isolation stage switching freq. is half this  
2.4  
-2  
18  
0.8  
ON/OFF Control  
Pull-Up Voltage  
Pull-Up Resistance  
Over-Temperature Shutdown OTP Trip Point  
Over-Temperature Shutdown Restart Hysteresis  
RELIABILITY CHARACTERISTICS  
Calculated MTBF (Telcordia) TR-NWT-000332  
Calculated MTBF (MIL-217) MIL-HDBK-217F  
Field Demonstrated MTBF  
Application notes Figures A & B  
Average PCB Temperature  
5
50  
125  
10  
V
kΩ  
°C  
°C  
6
6
6
1.44  
1.2  
10 Hrs. Tb = 70 °C  
10 Hrs. Tb = 70 °C  
10 Hrs. See our website for details  
Note 1: Start-up guaranteed above 11.5 V, but will operate down to 9V  
Note 2: Higher values of isolation capacitance can be added external to the module.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/710  
Page 2  
Technical  
Specification  
IQ32-HT Family  
IQ32-HT Family Figures (all output voltages)  
120  
Typical Current Limit Inception Point  
Nominal Vout  
100  
80  
60  
40  
20  
Typical Output Voltage at Shutdown  
Vin min  
Vin nom  
Vin max  
0
5.00  
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150  
Load Current (%)  
Common Figure 2: Output voltage vs. load current showing typical  
current limit curves and converter shutdown points.  
Common Figure 1: Typical startup waveform. Input voltage pre-applied,  
ON/OFF Pin on Ch 2.  
100,000.0  
100,000.0  
1.8 V  
3.3 V  
5 V  
12 V  
15 V  
24 V  
28 V  
40 V  
48 V  
10,000.0  
1,000.0  
100.0  
10,000.0  
1,000.0  
100.0  
10.0  
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15  
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15  
Increase in Vout (%)  
Increase in Vout (%)  
Common Figure 3: Trim graph for trim-up 1.8 to 12 V outputs.  
Common Figure 4: Trim graph for trim-up 15 to 48 V outputs.  
10,000.0  
All voltages  
1,000.0  
100.0  
10.0  
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20  
Decrease in Vout (%)  
Common Figure 5: Trim graph for trim down.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 3  
9-75V  
1.8V  
45A  
IQ32018HTx45  
Input
Output
Current
Part No.
Technical Specification  
IQ32018HTx45 Electrical Characteristics (1.8 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
14.7  
380  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
300  
3
0.06  
240  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
1.782  
1.8  
1.818  
V
±0.1  
±0.1  
±0.3  
±0.3  
27  
%
%
mV  
V
-27  
1.755  
1.845  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
90  
19  
180  
40  
45  
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
49.5  
54.0  
0.8  
0.4  
1
58.5  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
15,000  
110  
400  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5; see Note 2  
Across Pins 8&4  
-20  
2.1  
10  
10  
2.3  
2.2  
Over full temp range  
100% Load  
50% Load  
81  
85  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic and 15 µF low-ESR tantalum capacitors. For applications requiring reduced output voltage ripple and  
noise, consult SynQor applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 4  
9-75V  
1.8V  
45A  
IQ32018HTx45  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
27  
24  
21  
18  
15  
12  
9
12Vin  
32 Vin  
75 Vin  
6
12Vin  
32 Vin  
75 Vin  
3
0
0
5
10  
15  
20  
25  
30  
35  
40  
45  
0
5
10  
15  
20  
25  
30  
35  
40  
45  
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
50  
45  
40  
35  
30  
25  
20  
50  
45  
40  
35  
30  
25  
20  
15  
15  
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
300 LFM (1.5 m/s)  
10  
10  
200 LFM (1.0 m/s)  
200 LFM (1.0 m/s)  
5
0
5
0
100 LFM (0.5 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF tantalum cap and 1µF  
ceramic cap. Ch 1: Vout, Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 15µF tantalum capacitor and  
1uF ceramic cap. Ch 1: Vout, Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 5  
9-75V  
3.3V  
33A  
IQ32033HTx33  
Input
Output
Current
Part No.
Technical Specification  
IQ32033HTx33 Electrical Characteristics (3.3 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
19.0  
430  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
340  
3
0.12  
440  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
3.267  
3.3  
3.333  
V
±0.1  
±0.1  
±0.3  
±0.3  
50  
%
%
mV  
V
-50  
3.218  
3.383  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
175  
27  
350  
50  
33  
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
36.3  
39.6  
1.8  
1.45  
1
42.9  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
10,000  
100  
200  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5  
Across Pins 8&4  
-20  
3.9  
10  
10  
4.2  
4.0  
Over full temp range  
100% Load  
50% Load  
84  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic and 15 µF low-ESR tantalum capacitors. For applications requiring reduced output voltage ripple and  
noise, consult SynQor applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 6  
9-75V  
3.3V  
33A  
IQ32033HTx33  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
36  
33  
30  
27  
24  
21  
18  
15  
12  
9
12Vin  
32 Vin  
75 Vin  
12Vin  
32 Vin  
75 Vin  
6
3
0
0
5
10  
15  
20  
25  
30  
0
5
10  
15  
20  
25  
30  
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
35  
30  
25  
20  
15  
35  
30  
25  
20  
15  
10  
5
10  
5
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
0
0
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF tantalum cap and 1µF  
ceramic cap. Ch 1: Vout, Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 15µF tantalum capacitor and  
1uF ceramic cap. Ch 1: Vout, Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 7  
9-75V  
5V  
24A  
IQ32050HTx24  
Input
Output
Current
Part No.
Technical Specification  
IQ32050HTx24 Electrical Characteristics (5.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
20.7  
410  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
325  
3
0.15  
350  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
5.05  
4.95  
5
V
±0.1  
±0.1  
±0.3  
±0.3  
75  
%
%
mV  
V
-75  
4.875  
5.125  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
140  
18  
280  
40  
24  
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
26.4  
28.8  
2.4  
0.75  
1
31.2  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
8,000  
165  
200  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5; see Note 2  
Across Pins 8&4  
-20  
5.9  
10  
10  
6.4  
6.1  
Over full temp range  
100% Load  
50% Load  
85  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic and 15 µF low-ESR tantalum capacitors. For applications requiring reduced output voltage ripple and  
noise, consult SynQor applications support (e-mail: support@synqor.com)  
Note 2: Trim-up range is limited below 10% at low line and full load.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 8  
9-75V  
5V  
24A  
IQ32050HTx24  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
35  
30  
25  
20  
15  
10  
5
12Vin  
32 Vin  
75 Vin  
12Vin  
32 Vin  
75 Vin  
0
0
4
8
12  
16  
20  
24  
0
4
8
12  
16  
20  
24  
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
30  
25  
20  
15  
30  
25  
20  
15  
10  
10  
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
300 LFM (1.5 m/s)  
5
0
5
0
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF tantalum cap and 1µF  
ceramic cap. Ch 1: Vout, Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 15µF tantalum capacitor and  
1uF ceramic cap. Ch 1: Vout, Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 9  
9-75V  
12V  
10A  
IQ32120HTx10  
Input:  
Output:  
Current:  
Part No.:  
Technical Specification  
IQ32120HTx10 Electrical Characteristics (12.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
20.2  
560  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
450  
3
0.32  
330  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
11.88  
12  
12.12  
V
±0.1  
±0.1  
±0.3  
±0.3  
180  
%
%
mV  
V
-180  
11.700  
12.300  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
110  
17  
220  
30  
10  
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
11.0  
12.0  
6
0.45  
1
13.0  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
1,500  
350  
80  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5; see Note 2  
Across Pins 8&4  
-20  
10  
10  
15.2  
14.0  
14.6  
Over full temp range  
100% Load  
50% Load  
87  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic and 15 µF low-ESR tantalum capacitors. For applications requiring reduced output voltage ripple and  
noise, consult SynQor applications support (e-mail: support@synqor.com)  
Note 2: Trim-up range is limited below 10% at low line and full load.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 10  
9-75V  
12V  
10A  
IQ32120HTx10  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
30  
27  
24  
21  
18  
15  
12  
9
12Vin  
32 Vin  
75 Vin  
12Vin  
32 Vin  
75 Vin  
6
3
0
0
1
2
3
4
5
6
7
8
9
10  
0
1
2
3
4
5
6
7
8
9
10  
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
12  
10  
8
12  
10  
8
6
6
4
4
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
300 LFM (1.5 m/s)  
2
0
2
0
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF tantalum cap and 1µF  
ceramic cap. Ch 1: Vout, Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 15µF tantalum capacitor and  
1uF ceramic cap. Ch 1: Vout, Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 11  
9-75V  
15V  
8.0A  
IQ32150HTx08  
Input
Output
Current
Part No.
Technical Specification  
IQ32150HTx08 Electrical Characteristics (15.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
20.5  
500  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
400  
3
0.43  
375  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
14.85  
15  
15.15  
V
±0.1  
±0.1  
±0.3  
±0.3  
225  
%
%
mV  
V
-225  
14.625  
15.375  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
75  
11  
150  
20  
8
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
8.8  
9.6  
8
0.5  
1
10.4  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
1,000  
660  
80  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5  
Across Pins 8&4  
-20  
10  
10  
19.1  
17.6  
18.3  
Over full temp range  
100% Load  
50% Load  
86  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic and 15 µF low-ESR tantalum capacitors. For applications requiring reduced output voltage ripple and  
noise, consult SynQor applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 12  
9-75V  
15V  
8.0A  
IQ32150HTx08  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
33  
30  
27  
24  
21  
18  
15  
12  
9
12Vin  
32 Vin  
75 Vin  
12Vin  
32 Vin  
75 Vin  
6
3
0
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
9
8
7
6
5
4
9
8
7
6
5
4
3
3
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
2
1
0
300 LFM (1.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
2
1
0
300 LFM (1.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF tantalum cap and 1µF  
ceramic cap. Ch 1: Vout, Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 15µF tantalum capacitor and  
1uF ceramic cap. Ch 1: Vout, Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 13  
9-75V  
24V  
5.0A  
IQ32240HTx05  
Input
Output
Current
Part No.
Technical Specification  
IQ32240HTx05 Electrical Characteristics (24.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
20.7  
410  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
330  
3
1.2  
360  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
23.76  
24  
24.24  
V
±0.1  
±0.1  
±0.3  
±0.3  
360  
%
%
mV  
V
-360  
23.400  
24.600  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
150  
21  
300  
40  
5
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
5.5  
6.0  
13  
0.25  
1
6.5  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
400  
1400  
80  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5  
Across Pins 8&4  
-20  
10  
10  
30.5  
28.1  
29.3  
Over full temp range  
100% Load  
50% Load  
85  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic capacitor. For applications requiring reduced output voltage ripple and noise, consult SynQor  
applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 14  
9-75V  
24V  
5.0A  
IQ32240HTx05  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
40  
35  
30  
25  
20  
15  
10  
5
12Vin  
32 Vin  
75 Vin  
12Vin  
32 Vin  
75 Vin  
0
0
1
2
3
4
5
0
1
2
3
4
5
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
6
5
4
3
6
5
4
3
2
2
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
300 LFM (1.5 m/s)  
1
0
1
0
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 1µF ceramic cap. Ch 1: Vout,  
Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 1uF ceramic cap. Ch 1: Vout,  
Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev.B  
5/7/10  
Page 15  
9-75V  
28 V  
4.5A  
IQ32280HTx05  
Input:  
Output:  
Current:  
Part No.:  
Technical Specification  
IQ32280HTx05 Electrical Characteristics (28.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
21.7  
440  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
350  
3
1.5  
390  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
27.72  
28  
28.28  
V
±0.1  
±0.1  
±0.3  
±0.3  
420  
%
%
mV  
V
-420  
27.300  
28.700  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
160  
21  
320  
40  
4.5  
5.9  
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
5.0  
5.4  
15  
0.25  
1
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
250  
1600  
80  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5  
Across Pins 8&4  
-20  
10  
10  
35.6  
32.8  
34.2  
Over full temp range  
100% Load  
50% Load  
85  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic capacitor. For applications requiring reduced output voltage ripple and noise, consult SynQor  
applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 16  
9-75V  
28 V  
4.5A  
IQ32280HTx05  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
35  
30  
25  
20  
15  
10  
5
12Vin  
32 Vin  
75 Vin  
12Vin  
32 Vin  
75 Vin  
0
0
1
2
3
4
0
1
2
3
4
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
5.0  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
5.0  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
1.5  
1.5  
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
300 LFM (1.5 m/s)  
1.0  
1.0  
200 LFM (1.0 m/s)  
200 LFM (1.0 m/s)  
0.5  
0.0  
0.5  
0.0  
100 LFM (0.5 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 1µF ceramic cap. Ch 1: Vout,  
Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 1uF ceramic cap. Ch 1: Vout,  
Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 17  
9-75V  
40V  
3.0A  
IQ32400HTx03  
Input
Output
Current
Part No.
Technical Specification  
IQ32400HTx03 Electrical Characteristics (40.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
20.7  
500  
6
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
400  
3
2.4  
350  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
40.4  
39.6  
40  
V
±0.1  
±0.1  
±0.3  
±0.3  
600  
%
%
mV  
V
-600  
39.000  
41.000  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
180  
22  
360  
40  
3
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
3.3  
3.6  
22  
0.25  
1
3.9  
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
150  
2500  
80  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5  
Across Pins 8&4  
-20  
10  
10  
50.8  
46.8  
48.8  
Over full temp range  
100% Load  
50% Load  
85  
88  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic capacitor. For applications requiring reduced output voltage ripple and noise, consult SynQor  
applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 18  
9-75V  
40V  
3.0A  
IQ32400HTx03  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
35  
30  
25  
20  
15  
10  
5
9 Vin  
9 Vin  
32 Vin  
75 Vin  
32 Vin  
75 Vin  
0
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
3.0  
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
3.5  
3.0  
2.5  
2.0  
1.5  
3.5  
3.0  
2.5  
2.0  
1.5  
1.0  
0.5  
0.0  
1.0  
0.5  
0.0  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 1µF ceramic cap. Ch 1: Vout,  
Ch 2: Iout.  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 1uF ceramic cap. Ch 1: Vout,  
Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 19  
9-75V  
48V  
2.5A  
IQ32480HTx03  
Input
Output
Current
Part No.
Technical Specification  
IQ32480HTx03 Electrical Characteristics (48.0 Vout)  
Ta = 25 °C, airflow rate = 300 LFM, Vin = 32V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C baseplate  
temperature with appropriate power derating. Specifications subject to change without notice.  
Parameter  
Min.  
Typ.  
Max. Units Notes & Conditions  
INPUT CHARACTERISTICS  
Maximum Input Current  
No-Load Input Current  
20.0  
230  
2
A
mA  
mA  
V
mA  
A
Vin min; trim up; in current limit  
180  
1
3.9  
900  
Disabled Input Current  
Response to Input Transient  
Input Terminal Ripple Current  
Recommended Input Fuse  
OUTPUT CHARACTERISTICS  
Output Voltage Set Point  
Output Voltage Regulation  
Over Line  
Over Load  
Over Temperature  
Total Output Voltage Range  
Output Voltage Ripple and Noise  
Peak-to-Peak  
1000 V/ms, 32 V to 100 V step; see Figure 6  
RMS  
Fast acting external fuse recommended  
25.0  
47.52  
48  
48.48  
V
±0.1  
±0.1  
±0.3  
±0.3  
720  
%
%
mV  
V
-720  
46.800  
49.200  
Over sample, line, load, temperature & life  
20 MHz bandwidth; see Note 1  
Full load  
Full load  
Subject to thermal derating  
Output voltage 10% Low  
0
80  
17  
160  
30  
2.5  
3.3  
mV  
mV  
A
RMS  
Operating Output Current Range  
Output DC Current-Limit Inception  
Output DC Current-Limit Shutdown Voltage  
Back-Drive Current Limit while Enabled  
Back-Drive Current Limit while Disabled  
Maximum Output Capacitance  
Output Voltage during Load Current Transient  
Step Change in Output Current (0.1 A/µs)  
Settling Time  
Output Voltage Trim Range  
Output Voltage Remote Sense Range  
Output Over-Voltage Protection  
EFFICIENCY  
0
2.8  
3.0  
31  
0.1  
1
A
V
A
mA  
µF  
Negative current drawn from output  
Negative current drawn from output  
Vout nominal at full load (resistive load)  
100  
2200  
80  
mV  
µs  
%
%
V
50% to 75% to 50% Iout max  
To within 1% Vout nom  
Across Pins 8&4; Common Figures 3-5  
Across Pins 8&4  
-20  
10  
10  
61.0  
56.2  
58.6  
Over full temp range  
100% Load  
50% Load  
88  
90  
%
%
See Figure 1 for efficiency curve  
See Figure 1 for efficiency curve  
Note 1: Output is terminated with 1 µF ceramic capacitor. For applications requiring reduced output voltage ripple and noise, consult SynQor  
applications support (e-mail: support@synqor.com)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 20  
9-75V  
48V  
2.5A  
IQ32480HTx03  
Input
Output
Current
Part No.
Technical Specification  
100  
95  
90  
85  
80  
75  
70  
65  
60  
35  
30  
25  
20  
15  
10  
5
9 Vin  
9 Vin  
32 Vin  
75 Vin  
32 Vin  
75 Vin  
0
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
0.0  
0.5  
1.0  
1.5  
2.0  
2.5  
Load Current (A)  
Load Current (A)  
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,  
nominal, and maximum input voltage at 25°C.  
Figure 2: Power dissipation at nominal output voltage vs. load current for  
minimum, nominal, and maximum input voltage at 25°C.  
3.0  
2.5  
2.0  
1.5  
3.0  
2.5  
2.0  
1.5  
1.0  
1.0  
400 LFM (2.0 m/s)  
400 LFM (2.0 m/s)  
300 LFM (1.5 m/s)  
300 LFM (1.5 m/s)  
0.5  
0.0  
0.5  
0.0  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
200 LFM (1.0 m/s)  
100 LFM (0.5 m/s)  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
25  
40  
55  
Ambient Air Temperature (°C)  
70  
85  
Figure 3: Encased converter (without heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating  
vs. ambient air temperature for airflow rates of 100 LFM through 400 LFM.  
Air flows across the converter from pin 3 to pin 1 (nominal input voltage).  
Figure 5: Output voltage response to step-change in load current (66%-100%-  
66% of Iout(max); dI/dt = 0.1A/µs). Load cap: 1µF ceramic cap. Ch 1: Vout,  
Ch 2: Iout (1 A/div).  
Figure 6: Output voltage response to step-change in input voltage (Vnom.-  
Vmax-Vnom.), at Max. load current. Load cap: 1uF ceramic cap. Ch 1: Vout,  
Ch 2: Vin.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 21  
Technical  
Specification  
IQ32-HT Family  
BASIC OPERATION AND FEATURES  
CONTROL FEATURES  
This converter series uses a two-stage power conversion  
topology. The first stage is a buck-converter that keeps the  
output voltage constant over variations in line, load, and  
temperature. The second stage uses a transformer to provide  
the functions of input/output isolation and voltage step-up or  
step-down to achieve the output voltage required.  
REMOTE ON/OFF (Pin 2): The ON/OFF input, Pin 2, permits  
the user to control when the converter is on or off. This input  
is referenced to the return terminal of the input bus, Vin(-).  
The ON/OFF signal is active low (meaning that a low turns the  
converter on). Figure A details four possible circuits for driving  
the ON/OFF pin. Figure B is a detailed look of the internal ON/  
OFF circuitry.  
Both the first stage and the second stage switch at a fixed  
frequency for predictable EMI performance. Rectification of  
the transformer’s output is accomplished with synchronous  
rectifiers. These devices, which are MOSFETs with a very low  
on-state resistance, dissipate far less energy than Schottky  
diodes. This is the primary reason that the converter has such  
high efficiency, even at very low output voltages and very high  
output currents.  
REMOTE SENSE(+) (Pins 7 and 5): The SENSE(+) inputs  
correct for voltage drops along the conductors that connect the  
converter’s output pins to the load.  
Pin 7 should be connected to Vout(+) and Pin 5 should be  
connected to Vout(-) at the point on the board where regulation  
is desired. A remote connection at the load can adjust for a  
voltage drop only as large as that specified in this datasheet,  
that is  
These converters are offered totally encased to withstand harsh  
environments and thermally demanding applications. Dissipation  
throughout the converter is so low that it does not require a  
heatsink for operation in many applications; however, adding  
a heatsink provides improved thermal derating performance in  
extreme situations.  
[Vout(+) - Vout(-)] [Vsense(+) - Vsense(-)] <  
Sense Range % x Vout  
Pins 7 and 5 must be connected for proper regulation of  
the output voltage. If these connections are not made, the  
converter will deliver an output voltage that is slightly higher  
than its specified value.  
This series of converters use the industry standard footprint and  
pin-out configuration.  
Note: the output over-voltage protection circuit senses the  
voltage across the output (pins 8 and 4) to determine when  
it should trigger, not the voltage across the converter’s sense  
leads (pins 7 and 5). Therefore, the resistive drop on the board  
should be small enough so that output OVP does not trigger,  
even during load transients.  
ON/OFF  
ON/OFF  
Vin(_)  
Vin(_)  
Remote Enable Circuit  
Negative Logic  
(Permanently Enabled)  
5V  
5V  
ON/OFF  
50k  
TTL/  
CMOS  
ON/OFF  
Vin(_)  
ON/OFF  
50k  
TTL  
100pF  
Vin(_)  
Vin(_)  
Open Collector Enable Circuit  
Direct Logic Drive  
Figure A: Various circuits for driving the ON/OFF pin.  
Figure B: Internal ON/OFF pin circuitry  
Product # IQ32xxxHTXxx  
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5/7/10  
Page 22  
Technical  
Specification  
IQ32-HT Family  
OUTPUT VOLTAGE TRIM (Pin 6): The TRIM input permits the  
user to adjust the output voltage across the sense leads up or  
down according to the trim range specifications.  
PROTECTION FEATURES  
Input Under-Voltage Lockout: The converter is designed  
to turn off when the input voltage is too low, helping avoid an  
input system instability problem, described in more detail in  
the application note titled “Input System Instability” on our  
website. The lockout circuitry is a comparator with dc hysteresis.  
When the input voltage is rising, it must exceed the typical Turn-  
On Voltage Threshold value (listed on the specifications page)  
before the converter will turn on. Once the converter is on,  
the input voltage must fall below the typical Turn-Off Voltage  
Threshold value before the converter will turn off.  
To decrease the output voltage, the user should connect a  
resistor between Pin 6 and Pin 5 (SENSE(-) input). For a desired  
decrease of the nominal output voltage, the value of the resistor  
should be  
511  
R
=
- 10.22 (kW)  
trim-down  
(D%)  
where  
Vnominal – Vdesired  
Vnominal  
Output Current Limit: The maximum current limit remains  
constant as the output voltage drops. However, once the  
impedance of the load across the output is small enough to make  
the output voltage drop below the specified Output DC Current-  
Limit Shutdown Voltage, the converter turns off.  
=
x 100%  
D%  
To increase the output voltage, the user should connect a  
resistor between Pin 6 and Pin 7 (SENSE(+) input). For a desired  
increase of the nominal output voltage, the value of the resistor  
should be  
The converter then enters a “hiccup mode” where it repeatedly  
turns on and off at a 5 Hz (nominal) frequency with a 5% duty  
cycle until the short circuit condition is removed. This prevents  
excessive heating of the converter or the load board.  
5.11VOUT (100+D%)  
x
511  
_
R
_
=
(kW)  
trim-up  
10.22  
)
(
1.225D%  
D%  
Output Over-Voltage Limit: If the voltage across the output  
pins exceeds the Output Over-Voltage Protection threshold, the  
converter will immediately stop switching. This prevents damage  
to the load circuit due to 1) excessive series resistance in output  
current path from converter output pins to sense point, 2) a  
release of a short-circuit condition, or 3) a release of a current  
limit condition. Load capacitance determines exactly how high  
the output voltage will rise in response to these conditions. After  
200 ms the converter will automatically restart.  
where  
V
= Nominal Output Voltage  
out  
Trim graphs show the relationship between the trim resistor  
value and Rtrim-up and Rtrim-down, showing the total range the  
output voltage can be trimmed up or down.  
Note: the TRIM feature does not affect the voltage at which the  
output over-voltage protection circuit is triggered. Trimming the  
output voltage too high may cause the over-voltage protection  
circuit to engage, particularly during transients.  
Over-Temperature Shutdown: A temperature sensor on  
the converter senses the average temperature of the module.  
The thermal shutdown circuit is designed to turn the converter  
off when the temperature at the sensed location reaches the  
Over-Temperature Shutdown value. It will allow the converter  
to turn on again when the temperature of the sensed location  
falls by the amount of the Over-Temperature Shutdown Restart  
Hysteresis value.  
It is not necessary for the user to add capacitance at the Trim  
pin. The node is internally bypassed to eliminate noise.  
Total DC Variation of V  
specifications, the maximum variation of the dc value of V  
: For the converter to meet its full  
OUT  
,
OUT  
due to both trimming and remote load voltage drops, should not  
be greater than that specified for the output voltage trim range.  
Product # IQ32xxxHTXxx  
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5/7/10  
Page 23  
Technical  
Specification  
IQ32-HT Family  
APPLICATION CONSIDERATIONS  
Input System Instability: This condition can occur because Application Circuits: Figure C provides a typical circuit diagram  
any dc-dc converter appears incrementally as a negative which details the input filtering and voltage trimming.  
resistance load. A detailed application note titled “Input System  
Instability” is available on the SynQor website which provides  
an understanding of why this instability arises, and shows the  
preferred solution for correcting it.  
Vout(+)  
Vin(+)  
Electrolytic  
Capacitor  
Vsense(+)  
External  
Input  
Filter  
Rtrim-up  
Vin  
Trim  
or  
ON/OFF  
Vin(_)  
Cload  
Rtrim-down  
Iload  
Vsense(_)  
Vout(_)  
Figure C: Typical application circuit (negative logic unit, permanently enabled).  
Input Filtering and External Capacitance: Figure D provides The recommended external input capacitance is specified in the  
a diagram showing the internal input filter components. This filter Input Characteristics section on the Electrical Characteristics  
dramatically reduces input terminal ripple current, which otherwise page. More detailed information is available in the application note  
could exceed the rating of an external electrolytic input capacitor. titled “EMI Characteristics” on the SynQor website.  
Lin  
Vin(+)  
Regulation  
Stage  
Isolation  
Stage  
C2  
C1  
Vin(_)  
Figure D: Internal Input Filter Diagram (component values listed on the specifications page).  
Product # IQ32xxxHTXxx  
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Technical  
Specification  
IQ32-HT Family  
Startup Inhibit Period: The Startup Inhibit Period ensures that When the ON/OFF pin goes high after t2, the Startup Inhibit  
the converter will remain off for approximately 200 ms when it is Period has elapsed, and the output turns on within the typical  
shut down for any reason. When an output short is present, this Turn-On Time.  
generates a 5 Hz “hiccup mode,” which prevents the converter  
from overheating. In all, there are seven ways that the converter  
can be shut down, initiating a Startup Inhibit Period:  
Thermal Considerations: The maximum operating base-plate  
temperature, TB, is 100 ºC. As long as the user’s thermal system  
keeps TB < 100 ºC, the converter can deliver its full rated power.  
• Input Under-Voltage Lockout  
• Input Over-Voltage Lockout  
• Output Over-Voltage Protection  
• Over Temperature Shutdown  
• Current Limit  
A power derating curve can be calculated for any heatsink that is  
attached to the base-plate of the converter. It is only necessary  
to determine the thermal resistance, RTHBA, of the chosen heatsink  
between the base-plate and the ambient air for a given airflow  
rate. This information is usually available from the heatsink  
vendor. The following formula can the be used to determine the  
maximum power the converter can dissipate for a given thermal  
condition if its base-plate is to be no higher than 100 ºC.  
• Short Circuit Protection  
• Turned off by the ON/OFF input  
Figure E shows three turn-on scenarios, where a Startup Inhibit  
Period is initiated at t0, t1, and t2:  
100 ºC - TA  
Pmax  
=
diss  
RTH  
BA  
Before time t0, when the input voltage is below the UVL threshold,  
the unit is disabled by the Input Under-Voltage Lockout feature.  
When the input voltage rises above the UVL threshold, the Input  
Under-Voltage Lockout is released, and a Startup Inhibit Period is  
initiated. At the end of this delay, the ON/OFF pin is evaluated,  
and since it is active, the unit turns on.  
This value of power dissipation can then be used in conjunction  
with the data shown in Figure 2 to determine the maximum load  
current (and power) that the converter can deliver in the given  
thermal condition.  
For convenience, power derating curves for an encased converter  
without a heatsink and with a typical heatsink are provided for  
each output voltage.  
At time t1, the unit is disabled by the ON/OFF pin, and it cannot  
be enabled again until the Startup Inhibit Period has elapsed.  
V
in  
Under-Voltage  
Lockout Turn-  
On Threshold  
ON/OFF  
(neg logic)  
ON  
OFF  
ON  
OFF  
ON  
9ms (typical  
turn on time)  
V
out  
200ms  
(typical start-up  
inhibit period)  
200ms  
200ms  
t
t0  
t1  
t2  
Figure E: Startup Inhibit Period (turn-on time not to scale)  
Product # IQ32xxxHTXxx  
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Doc.# 005-0005294 Rev. B  
5/7/10  
Page 25  
Technical  
Specification  
IQ32-HT Family  
IQ32-HT Family Standards & Qualification  
Parameter  
Notes & Conditions  
STANDARDS COMPLIANCE  
UL/cUL 60950-1  
Basic Insulation  
CAN/CSA-C22.2 No. 60950-1:2003  
EN60950-1:2001  
Certified by TUV  
CE Marked  
2006/95/EC Low Voltage Directive  
IEC 61000-4-2  
ESD test, 8 kV - NP, 15 kV air - NP (Normal Performance)  
Note: An external input fuse must always be used to meet these safety requirements. Contact SynQor for official safety certificates on new releases  
or download from the SynQor website.  
Parameter  
QUALIFICATION TESTING  
Life Test  
# Units Test Conditions  
32  
95% rated Vin and load, units at derating point, 1000 hours  
Vibration  
5
5
10  
5
5
5
10-55 Hz sweep, 0.060" total excursion, 1 min./sweep, 120 sweeps for 3 axis  
100g minimum, 2 drops in x and y axis, 1 drop in z axis  
-40 °C to 100 °C, unit temp. ramp 15 °C/min., 500 cycles  
Toperating = min to max, Vin = min to max, full load, 100 cycles  
Tmin-10 °C to Tmax+10 °C, 5 °C steps, Vin = min to max, 0-105% load  
85 °C, 85% RH, 1000 hours, continuous Vin applied except 5 min/day  
MIL-STD-883, method 2003  
Mechanical Shock  
Temperature Cycling  
Power/Thermal Cycling  
Design Marginality  
Humidity  
Solderability  
15 pins  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 26  
Technical  
Specification  
IQ32-HT Family  
IQ32-HT Mechanical Drawing  
2.486 .020 [ 63,14 0,5 ]  
2.00 [ 50,8]  
1.400 [ 35,56]  
1.000 [ 25,4]  
.700 [ 17,78]  
.400 [ 10,16]  
+.002  
.512  
-.005  
+0,05  
13  
[
-0,12 ]  
OVERALL  
HEIGHT  
.243 .020  
[ 6,17 0,5 ]  
.163  
[ 4,14]  
8
7
6
5
4
.243 .020  
[ 6,17 0,5 ]  
2.386 .020  
[ 60,6 0,5 ]  
TOP VIEW  
1.90  
[ 48,3]  
SIDE VIEW  
1.90  
[ 48,3]  
.233 .020  
[ 5,92 0,5 ]  
2
3
1
+.007  
THRU HOLE  
M3 (SEE NOTE 8)  
STANDOFFS (4)  
.027  
-.010  
+0,17  
.543 .020 [ 13,79 0,5 ]  
.400 [ 10,16]  
1.400 [ 35,56]  
0,69  
[
-0,25 ]  
BOTTOMSIDE CLEARANCE  
PINꢀDESIGNATIONS  
Pin Name Function  
NOTES  
1)  
2)  
Applied torque per screw should not exceed 6in-lb. (0.7 Nm).  
Baseplate flatness tolerance is 0.004" (.10 mm) TIR for surface.  
1
Vin(+)  
Positive input voltage  
TTL input to turn converter on and off,  
referenced to Vin(–), with internal pull up.  
3)  
4)  
5)  
Pins 1-3, 5-7 are 0.040” (1.02mm) diameter, with 0.080”  
(2.03mm) diameter standoff shoulders.  
2
ON/OFF  
3
4
5
6
7
8
Vin(–)  
Negative input voltage  
Negative output voltage  
SENSE(–) Negative remote sense(see note 1)  
TRIM Output voltage trim (see note 2)  
SENSE(+) Positive remote sense (see note 3)  
Vout(+) Positive output voltage  
Pins 4 and 8 are 0.080” (2.03 mm) dia. with 0.125” (3.18 mm) dia.  
standoff shoulders  
Vout(–)  
All Pins: Material: Copper Alloy  
Finish: Matte Tin over Nickel plate  
6)  
7)  
8)  
9)  
Undimensioned Components are shown for visual reference only  
Weight: 4.9 oz (139 g)  
Notes:  
SENSE(–) should be connected to Vout(–) either remotely or  
at the converter.  
Leave TRIM pin open for nominal output voltage.  
SENSE(+) should be connected to Vout(+) either remotely  
or at the converter.  
Threaded or Non-Threaded options available  
1)  
2)  
3)  
All dimensions in inches (mm) Tolerances:  
x.xx +/-0.02 in. (x.x +/-0.5mm)  
x.xxx +/-0.010 in. (x.xx +/-0.25mm)  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
05/7/10  
Page 27  
Technical  
Specification  
IQ32-HT Family  
IQ32-HTV Mechanical Drawing  
NOTES  
PINꢀDESIGNATIONS  
Pin Name Function  
1)  
Applied torque per screw should not exceed 5in-lb.  
(3in-lb recommended).  
2)  
1
Vin(+)  
Positive input voltage  
Baseplate flatness tolerance is 0.01" (.25 mm) TIR for surface.  
TTL input to turn converter on and off,  
referenced to Vin(–), with internal pull up.  
2
ON/OFF  
3)  
Pins 1-3, 5-7 are 0.040” (1.02mm) diameter, with 0.080”  
(2.03mm) diameter standoff shoulders.  
3
4
5
6
7
8
Vin(–)  
Negative input voltage  
Negative output voltage  
4)  
Pins 4 and 8 are 0.080” (2.03 mm) dia. with 0.125” (3.18 mm) dia.  
standoff shoulders  
Vout(–)  
SENSE(–) Negative remote sense(see note 1)  
TRIM Output voltage trim (see note 2)  
SENSE(+) Positive remote sense (see note 3)  
Vout(+) Positive output voltage  
5)  
All Pins: Material: Copper Alloy  
Finish: Matte Tin over Nickel plate  
6)  
7)  
8)  
Undimensioned Components are shown for visual reference only  
Weight: 4.8 oz (137g)  
Notes:  
All dimensions in inches (mm) Tolerances:  
SENSE(–) should be connected to Vout(–) either remotely or  
x.xx +/-0.02 in. (x.x +/-0.5mm)  
1)  
2)  
3)  
at the converter.  
x.xxx +/-0.010 in. (x.xx +/-0.25mm)  
Leave TRIM pin open for nominal output voltage.  
SENSE(+) should be connected to Vout(+) either remotely  
or at the converter.  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 28  
Technical  
Specification  
IQ32-HT Family  
PART NUMBERING SYSTEM  
ORDERING INFORMATION  
The part numbering system for SynQor’s dc-dc converters follows the format  
shown in the example below.  
The tables below show the valid model numbers and ordering options for  
converters in this product family. When ordering SynQor converters, please  
ensure that you use the complete 15 character part number consisting of  
the 12 character base part number and the additional characters for options.  
Add “-G” to the model number for 6/6 RoHS compliance.  
IQ 32 018 H T C 45 N R S - G  
Input  
Output  
Max Output  
6/6 RoHS  
Model Number  
Voltage  
9-75V  
9-75V  
9-75V  
9-75V  
9-75V  
9-75V  
9-75V  
9-75V  
9-75V  
Voltage  
1.8V  
3.3V  
5V  
12V  
15V  
24V  
28V  
40V  
48V  
Current  
45A  
33A  
24A  
10A  
8A  
5A  
4.5A  
3A  
Options (see  
IQ32018HTw45NRS  
IQ32033HTw33NRS  
IQ32050HTw24NRS  
IQ32120HTw10NRS  
IQ32150HTw08NRS  
IQ32240HTw05NRS  
IQ32280HTw05NRS  
IQ32400HTw03NRS  
IQ32480HTw03NRS  
Ordering Information)  
Output Current  
Thermal Design  
Performance Level  
Package Size  
Output Voltage  
Input Voltage  
2.5A  
Product Family  
The following options must be included in place of the w x y z spaces in the  
model numbers listed above.  
Options Description: w x y z  
The first 12 characters comprise the base part number and the last 3  
characters indicate available options. The “-G” suffix indicates 6/6 RoHS  
compliance.  
Enable  
Feature  
Set  
Thermal Design  
Pin Style  
Logic  
C - Encased with Threaded Baseplate  
D - Encased with Non-Threaded  
Application Notes  
N - Negative R - 0.180" S - Standard  
Baseplate  
A variety of application notes and technical white papers can be downloaded  
in pdf format from our website.  
V - Encased with Flanged Baseplate  
Not all combinations make valid part numbers, please contact SynQor for  
availability. See the Product Summary web page for more options.  
RoHS Compliance: The EU led RoHS (Restriction of Hazardous  
Substances) Directive bans the use of Lead, Cadmium, Hexavalent  
Chromium, Mercury, Polybrominated Biphenyls (PBB), and Polybrominated  
Diphenyl Ether (PBDE) in Electrical and Electronic Equipment. This SynQor  
product is 6/6 RoHS compliant. For more information please refer to  
SynQor’s RoHS addendum available at our RoHS Compliance / Lead Free  
Initiative web page or e-mail us at rohs@synqor.com  
.
PATENTS  
SynQor holds the following U.S. patents, one or more of which apply to  
each product listed in this brochure. Additional patent applications may  
be pending or filed in the future.  
5,999,417  
6,731,520  
7,072,190  
6,222,742  
6,894,468  
7,085,146  
6,545,890  
6,896,526  
7,119,524  
6,577,109  
6,927,987  
7,269,034  
6,594,159  
7,050,309  
7,272,021  
7,272,023  
7,558,083  
7,564,702  
Contact SynQor for further information:  
Warranty  
Phone:  
978-849-0600  
SynQor offers a two (2) year limited warranty. Complete warranty  
information is listed on our website or is available upon request from  
SynQor.  
Toll Free: 888-567-9596  
Fax:  
978-849-0602  
E-mail:  
Web:  
power@synqor.com  
www.synqor.com  
Information furnished by SynQor is believed to be accurate and reliable.  
However, no responsibility is assumed by SynQor for its use, nor for any  
infringements of patents or other rights of third parties which may result  
from its use. No license is granted by implication or otherwise under any  
patent or patent rights of SynQor.  
Address: 155 Swanson Road  
Boxborough, MA 01719  
USA  
Product # IQ32xxxHTXxx  
Phone 1-888-567-9596  
www.synqor.com  
Doc.# 005-0005294 Rev. B  
5/7/10  
Page 29  

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