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SX3A-12SA-P [BOURNS]

DC-DC Regulated Power Supply Module, 1 Output, Hybrid, ROHS COMPLIANT PACKAGE-5;
SX3A-12SA-P
型号： SX3A-12SA-P
厂家： BOURNS ELECTRONIC SOLUTIONS    BOURNS ELECTRONIC SOLUTIONS
描述：

DC-DC Regulated Power Supply Module, 1 Output, Hybrid, ROHS COMPLIANT PACKAGE-5
文件： 总2页 (文件大小：268K)
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Features  
■ Industry standard SIP package  
■ Low output ripple and noise  
■ High reliability  
■ Remote on/off  
■ Output voltage programmable from  
0.75 Vdc to 5.5 Vdc via external resistor  
■ 3 A output current  
■ Up to 95 % efficiency  
■ Small size, low profile  
■ Cost-efficient  
■ Output overcurrent protection  
(non-latching)  
SX3A-12SA(-P) SIP Non-Isolated Power Module  
Description  
Bourns® Model SX3A-12SA(-P) is a non-isolated DC-DC converter offering designers a cost and space-efficient solution with standard  
features such as remote on/off, precisely regulated programmable output voltage and overcurrent protection.  
Specifications  
Parameter  
INPUT  
Min.  
Nom.  
Max.  
Units  
Notes  
Voltage  
8.3  
12  
14  
V
dc  
18 V max. for -W version  
Current  
2.0  
A
dc  
Remote ON/OFF:  
Low or Open =  
High =  
Standard  
On  
-P Option  
Off  
0.4  
V
V
10 µA max.  
1 mA max.  
dc  
dc  
Off  
On  
2.4  
V
in  
OUTPUT  
Voltage Adjustment Range  
Current  
0.75  
0.0  
5.5  
3.0  
2.5  
V
dc  
A
dc  
Voltage Setpoint Accuracy  
Line Regulation  
-2.5  
% V  
o,set  
o,set  
o,set  
o,set  
0.3  
0.4  
0.4  
30  
% V  
% V  
% V  
Load Regulation  
Temperature Regulation  
Ripple (pk-pk) (20 MHz Bandwidth)  
Ripple (rms)  
0 to +85 °C  
50  
15  
mVpk-pk  
1 µF ceramic//10 µF tantalum capacitors  
1 µF ceramic//10 µF tantalum capacitors  
10  
mVrms  
Dynamic Load Response:  
50 % to 100 % Load or 100 % to 50 % Load;  
(∆i/∆t = 2.5 A/µs; 25 °C)  
200  
25  
mV  
µs  
1 µF ceramic//10 µF tantalum capacitors  
2 x 100 µF polymer capacitors  
50 % to 100 % Load or 100 % to 50 % Load;  
(∆i/∆t = 2.5 A/µs; 25 °C)  
75  
100  
mV  
µs  
GENERAL  
MTBF  
13,000  
kHrs  
°C  
°C  
kHz  
%
Operating Temperature  
Storage Temperature  
Switching Frequency  
Efficiency  
-40  
-55  
+85  
+125  
300  
86.0  
88.0  
90.0  
91.0  
93.0  
95.0  
V
V
V
V
V
V
= 1.2 V  
= 1.5 V  
= 1.8 V  
= 2.5 V  
= 3.3 V  
= 5.0 V  
o,set  
o,set  
o,set  
o,set  
o,set  
o,set  
dc  
dc  
dc  
dc  
dc  
dc  
(Vin = 12 Vdc, T = 25 °C, Full Load)  
A
%
%
%
%
%
Applications  
■ Intermediate Bus architecture  
■ Distributed power applications  
■ Workstations and servers  
■ Telecom equipment  
■ Enterprise networks including LANs/WANs  
■ Latest generation ICs (DSP, FPGA, ASIC) and microprocessor powered applications  
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.  
Specifications are subject to change without notice.  
Customers should verify device performance in their specific applications.  
Output Voltage Programming  
Via external trim resistor between Trim and GND:  
Via application of external voltage between Trim and GND:  
Vtrim = (0.7 - 0.0667 x {Vo - 0.7525})  
10.5  
Rtrim =  
- 1.0 kΩ  
[
]
V - 0.7525  
o
SX3A-12SA(-P) SIP Non-Isolated Power Module  
Product Dimensions  
Recommended Hole Pattern  
BACK VIEW OF BOARD  
COMPONENT SIDE FOOTPRINT  
22.9  
(0.90)  
23.4  
(0.92)  
OUTLINE AREA  
5 PINS  
Die-Tech 315-0969-00  
10.2  
(0.40) (0.385)  
9.8  
4.9  
(0.19)  
5.7  
(0.23)  
0.64  
0.38  
X
5
4
3
2
1
(0.025) (0.015)  
1.09  
(0.043)  
PLATED  
1.5  
(0.06)  
THROUGH-HOLE  
2.54  
(0.100)  
7.6  
(0.30)  
1.63  
(0.064)  
PAD SIZE  
BOTH SIDES  
15.24  
(0.600)  
17.78  
(0.700)  
1.3  
(.005)  
20.32  
(0.800)  
2.54  
(0.100)  
15.24  
(0.600)  
17.78  
(0.700)  
Pinout Detail  
20.32  
(0.800)  
PIN  
1
2
FUNCTION  
VOUT  
SIDE VIEW  
TRIM  
6.6  
(0.260)  
MAX.  
3
4
5
GND  
VIN  
ON/OFF  
6.36  
(0.250)  
REF.  
DIMENSIONS:  
MM  
(INCHES)  
L1 (REF.)  
How to Order  
S X 3A - 12 S A (-P)  
Configuration  
• S = SIP  
TOLERANCES:  
DECIMAL .X  
0.5  
(0.02)  
Internal Identifier  
0.25  
(0.010)  
Output Current (Amps)  
Input Voltage (V)  
DECIMAL .XX  
Outputs  
• S = Single  
Output Voltage (V)  
• A = Adjustable  
0.64  
(0.025)  
4.62  
(0.182)  
Optional Positive On/Off Logic  
Fixed output voltage parts and optional features available; contact factory.  
Derating Output Current vs. Local Ambient Temp & Airflow  
(Vin = 12 Vdc, Vo = 3.3 Vdc)  
3.5  
3.0  
2.5  
NC (0 LFM)  
2.0  
1.5  
1.0  
0.5  
Asia-Pacific:  
Europe:  
Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116  
Tel: +41-41 768 5555 • Fax: +41-41 768 5510  
The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700  
www.bourns.com  
0.0  
25 30 35 40 45 50 55 60 65 70 75 80 85  
Ambient Temperature (°C)  
REV. A 11/06  
Specifications are subject to change without notice.  
Customers should verify device performance in their specific applications.  

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