SPX1117T-3.3 [SIPEX]

800mA Low Dropout Voltage Regulator; 800毫安低压差稳压器
SPX1117T-3.3
型号: SPX1117T-3.3
厂家: SIPEX CORPORATION    SIPEX CORPORATION
描述:

800mA Low Dropout Voltage Regulator
800毫安低压差稳压器

线性稳压器IC 调节器 电源电路 输出元件
文件: 总15页 (文件大小:202K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
®
SPX1117  
800mA Low DropoutVoltage Regulator  
FEATURES  
APPLICATIONS  
Guaranteed 0.8A Output Current  
Guaranteed 1A Peak Current  
Desktop PC's Servers  
SCSI-II Active Terminator  
Three Terminal Adjustable or Fixed  
1.5V, 1.8V, 2.5V, 2.85V, 3.0V,  
3.3V and 5V  
Portable/ Palm Top / Notebook  
Computers  
Cordless Phones  
Battery Chargers  
Low Quiescent Current  
Low Dropout Voltage of 1.1V at 0.8A  
0.1% Line and 0.2% Load Regulation  
Stable with 2.2uF Ceramic Capacitor  
Overcurrent and Thermal Protection  
Available Packages: SOT-223,TO-252,  
TO-220, and TO-263  
Disk Drives  
Portable Consumer Equipment  
Portable Instrumentation  
SMPS Post-Regulator  
Now Available in Lead Free Packaging  
DESCRIPTION  
The SPX1117 is a low power positive-voltage regulator designed to satisfy moderate power  
requirements with a cost effective, small footprint solution. This device is an excellent choice for  
use in battery-powered applications and portable computers. The SPX1117 features very low  
quiescent current and a low dropout voltage of 1.1V at a full load. As output current decreases,  
quiescent current flows into the load, increasing efficiency. SPX1117 is available in adjustable  
or fixed 1.5V, 1.8V, 2.5V,2.5V, 2.85V, 3.0V, 3.3V and 5V output voltages.  
The SPX1117 is offered in several 3-pin surface mount packages: SOT-223, TO-252, TO-220  
and TO-263. An output capacitor of 10µF provides unconditional stability while a smaller 2.2µF  
capacitor is sufficient for most applications.  
FUNCTIONAL DIAGRAM  
VIN  
+
Current Limit  
-
VOUT  
+
-
ICL  
AMP  
1.25V  
VREF  
+
Thermal Limit  
ADJ/GND  
~
IADJ 50µA  
I TL  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
1
ABSOLUTE MAXIMUM RATINGS  
Power Dissipation.......................................Internally Limited  
Lead Temperature (soldering, 5 seconds) ...............260°C  
Storage Temperature Range.......................-65°C to +150°C  
Operating Junction Temperature Range.....-40°C to +125°C  
Input Supply Voltage .................................................... +20V  
Input to Output Voltage ................................................ 18.8V  
ESD Rating.................................................................2kV min  
These are sterss ratings only and functional operation of the  
device at these ratings or any other above those indicated in the  
operation sections of the specifications below is not implied.  
Exposure to absolute maximum rating conditions for extended  
periods of time may affect reliability.  
ELECTRICAL CHARACTERISTICS  
TA = 25°C, CIN = COUT = 10µF, unless otherwise specified. The Boldface applies over the full operating temperature range.  
PARAMETER  
1.5V Version  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
Output Voltage  
IOUT = 10mA, VIN =3.0V, TJ = 25ºC  
1.485  
1.500  
1.515  
V
10mA IOUT 800mA, 2.9V VIN 10V  
1.470  
1.530  
1.8V Version  
Output Voltage  
IOUT = 10mA, VIN =3.3V, TJ = 25ºC  
10mA IOUT 800mA, 3.2V VIN 10V  
1.782  
1.764  
1.800  
2.500  
2.850  
3.000  
3.300  
5
1.818  
1.836  
V
V
V
V
V
V
2.5V Version  
Output Voltage  
IOUT = 10mA, VIN =4.0V, TJ = 25ºC  
10mA IOUT 800mA, 3.9V VIN 10V  
2.475  
2.450  
2.525  
2.550  
2.85V Version  
Output Voltage  
IOUT = 10mA, VIN =4.35V, TJ = 25ºC  
10mA IOUT 800mA, 4.25V VIN 10V  
2.821  
2.793  
2.878  
2.907  
3.00V Version  
Output Voltage  
IOUT = 10mA, VIN =4.5V, TJ = 25ºC  
10mA IOUT 800mA, 4.4V VIN 10V  
2.970  
2.940  
3.030  
3.060  
3.30V Version  
Output Voltage  
IOUT = 10mA, VIN =4.8V, TJ = 25ºC  
10mA IOUT 800mA, 4.7V VIN 10V  
3.267  
3.234  
3.333  
3.366  
5V Version  
Output Voltage  
IOUT = 10mA, VIN =6.5V  
4.950  
5.050  
10mA IOUT 800mA, 6.4V VIN 12V  
4.90  
5.10  
All Voltage Options  
Reference Voltage  
IOUT=10mA, (VIN - VOUT )= 2V, TJ = 25ºC  
10mAIOUT800mA, 1.4V(VIN-VOUT)10V 1.225  
1.238  
1.250  
0.3  
1.262  
1.270  
V
Output Voltage  
%
Temperature Stability  
Line Regulation  
(Note 1)  
VINMIN VIN12V,VOUT=Fixed/Adj,  
IOUT=10mA  
3
6
7
mV  
mV  
V
Load Regulation  
(Note 1)  
10mAIOUT800mA,VOUT=Fixed/Adj  
12  
Dropout Voltage  
(Note 2)  
IOUT=100mA  
IOUT=500mA  
IOUT=800mA  
1.00  
1.05  
1.10  
1.10  
1.15  
1.20  
Quiescent Current  
4.25VVIN6.5V  
5
10  
mA  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
2
ELECTRICAL CHARACTERISTICS  
TA = 25°C, CIN = COUT = 10µF, unless otherwise specified. The Boldface applies over the full operating temperature range.  
PARAMETER  
CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
Adjust Pin Current  
Current Limit  
50  
1.5  
120  
2.0  
µA  
A
(VIN-VOUT)=5V  
1.0  
Thermal Regulation  
25°C, 30mS pulse  
0.01  
75  
0.1  
%/W  
dB  
Ripple Rejection  
fRIPPLE=120Hz, (VIN-VOUT)=2V,  
VRIPPLE=1VPP  
60  
Long Term Stability  
125°C, 1000Hrs  
0.03  
%
RMS Output Noise  
Thermal Resistance  
% of VOUT, 10Hzf10kHz  
0.003  
3
60  
3
60  
6
126  
15  
156  
%
°C/W  
TO-220 Junction to Case, at Tab  
TO-220 Junction to Ambient  
TO-263 Junction to Case, at Tab  
TO-263 Junction to Ambient  
TO-252 Junction to Case, at Tab  
TO-252 Junction to Ambient  
SOT-223 Junction to Case, at Tab  
SOT-223 Junction to Ambient  
*Note 1 - For fixed option, VINMIN = VOUT + 1.5V  
- For adjustable option, VINMIN = VIN - VOUT = 1.4V  
*Note 2 - Dropout voltage is the input voltage minus output voltage that produces a 1% decrease in output voltage with respect  
to the nominal output voltage at VIN = VOUT + 1.5V  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
3
TYPICAL PERFORMANCE CHARACTERISTICS  
3.320  
3.315  
3.310  
3.305  
3.300  
3.295  
3.290  
3.285  
3.280  
3.325  
3.320  
3.315  
3.310  
3.305  
3.300  
4.5  
6.5  
8.5  
10.5  
12.5  
14.5  
10  
100  
1000  
Vin (V)  
Output Current (mA)  
Figure 1. Load Regulation for SPX1117M3-3.3;  
VIN=4.8V  
Figure 2. Line Regulation for SPX1117M3-3.3;  
IOUT=10mA  
1.3  
1.2  
2.00  
1.50  
1.00  
0.50  
0.00  
1.1  
1.0  
0.9  
100  
200  
300  
400  
500  
600  
700  
800  
900  
1000  
-50  
-25  
0
25  
50  
75  
100  
125  
Io (mA)  
Temp (oC)  
Figure 4. Current Limit for SP1117M3-3.3; VIN=4.8V,  
CIN=COUT=1µF, IOUT pulsed from 10mA to Current  
Limit  
Figure 3. Dropout Voltage vs Output Current for  
SPX1117M3-3.3; VIN=4.8V, COUT=2.2µF  
1.275  
1.27  
125°C  
100  
22µF  
0
1.265  
1.26  
1.255  
1.25v Adj  
Indicating Current  
Limit Starts  
-100  
1.5  
1.25  
1.245  
1.0  
1.24  
V
IN = 4.0V  
1.235  
V
IN=3.3V Fixed  
=10mA  
0.5  
0
1
O
1.23  
1.225  
C
IN=1µF Tan Cap  
OUT=2.2µF Tan Cap  
C
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
0.1  
0.7 0.8 0.9 1.0  
0
0.2  
0.6  
0.3  
0.5  
0.4  
Time (ms)  
Temp (C)  
Figure 5. Current Limit for SPX1117M3-3.3, Output  
Voltage Deviation with IOUT=10mA to 1A Step  
Figure 6. VOUT vs Temperature, VIN=2.5V, IOUT=10mA  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
4
TYPICAL PERFORMANCE CHARACTERISTICS: Continued  
1.53  
1.52  
1.51  
1.5  
1.84  
1.8v Adj  
1.8v Fixed  
1.5v Adj  
1.5v Fixed  
1.83  
1.82  
1.81  
1.8  
1.79  
1.78  
1.77  
1.76  
1.49  
1.48  
1.47  
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
Temp (C)  
Temp (C)  
Figure 7. VIN=3.0V, IOUT=10mA  
Figure 8. VIN=3.3V, IOUT=10mA  
2.92  
2.9  
2.55  
2.54  
2.53  
2.52  
2.51  
2.5  
2.49  
2.48  
2.47  
2.46  
2.45  
2.85v Adj  
2.85v Fixed  
2.5v Adj  
2.5v Fixed  
2.88  
2.86  
2.84  
2.82  
2.8  
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
Temp (C)  
Temp (C)  
Figure 9. VIN=4.0V, IOUT=10mA  
Figure 10. VIN=4.85V, IOUT=10mA  
3.38  
3.36  
3.34  
3.32  
3.3  
3.06  
3.04  
3.02  
3
3.3v Adj  
3.3v Fixed  
3v Adj  
3v Fixed  
2.98  
2.96  
2.94  
3.28  
3.26  
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
-50  
-30  
-10  
10  
30  
50  
70  
90  
110  
130  
Temp (C)  
Temp (C)  
Figure 12. VIN=5.0V, IOUT=10mA  
Figure 11. VIN=4.85V, IOUT=10mA  
6
4
1.816  
1.815  
1.814  
1.813  
1.812  
1.811  
1.81  
1.809  
1.808  
1.807  
1.806  
800mA  
400mA  
10mA  
2
0
-2  
-4  
-6  
-8  
-40  
-20  
0
20  
40  
60  
80  
100  
-40  
-20  
0
20  
40  
60  
80  
100  
Ambient Temperature,*C  
Ambient Temperature, *C  
Figure 14. Output Voltage vs Temperature at different  
Current Loads, VIN=3.3V, VOUT = 1.8V Adjustable  
Figure 13. Line Regulation vs Temperature. VOUT=1.8V  
(adjustable), VIN= 3.3V  
0.4  
0.3  
-40°C  
0.2  
0.1  
0
+25°C  
+85°C  
-0.1  
-0.2  
-0.3  
3
4
5
6
Vin, V  
Figure 15. Line Regulation at ILOAD=800mA over  
Temperature, VOUT=1.8V adjustable  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
5
APPLICATION INFORMATION  
Output Capacitor  
To ensure the stability of the SPX1117, an  
output capacitor of at least 2.2µF (tantalum or  
ceramic) or 10µF (aluminum) is required. The  
value may change based on the application  
requirements of the output load or temperature  
range. The value of ESR can vary based on the  
type of capacitor used in the applications to  
guarantee stability. The recommended value  
for ESR is 0.5or less. A larger value of  
output capacitance (up to 100µF) can improve  
the load transient response.  
Soldering Methods  
The SPX1117 SOT-223 package is designed  
to be compatible with infrared reflow or  
vapor-phase reflow soldering techniques.  
During soldering, the non-active or mildly  
active fluxes may be used. The SPX1117 die  
is attached to the heatsink lead which exits  
opposite the input, output, and ground pins.  
Hand soldering and wave soldering should be  
avoided since these methods can cause  
damage to the device with excessive thermal  
gradients on the package. The SOT-223  
recommended soldering method are as  
follows: vapor phase reflow and infrared  
reflow with the component preheated to within  
65°C of the soldering temperature range.  
Figure 16. Load Step Response (0 to 800mA), Vin=3.3V,  
Vout=1.8V, Cin=10µF, Cout=2.2µF, Ceramic; 1 = Vout,  
4= Iload  
Figure 17. Load Step Response (0 to 800mA), Vin=3.3V,  
Vout=1.8V, Cin=10µF, Cout=2.2µF, OSCON; 1 = Vout,  
4= Iload  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
6
APPLICATION INFORMATION: Continued  
Ripple Rejection  
Thermal Characteristics  
Ripple rejection can be improved by adding a  
capacitor between the ADJ pin and ground as  
shown in Figure 23. When ADJ pin bypassing  
is used, the value of the output capacitor re-  
quired increases to its maximum. If the ADJ pin  
isnotbypassed, thevalueoftheoutputcapacitor  
can be lowered to 10µF for an electrolytic alu-  
minum capacitor or 2.2µF for a ceramic or solid  
tantalum capacitor (Fig 22).  
The thermal resistance of SPX1117 (SOT-223  
Package) is 15°C/W from junction to tab and 31  
°C/W from tab to ambient for a total of 46 °C/W  
fromjunctiontoambient(Table1).TheSPX1117  
features the internal thermal limiting to protect  
the device during overload conditions. Special  
care needs to be taken during continuous load  
conditionssuchthatthemaximumjunctiontem-  
perature does not exceed 125 °C. Thermal pro-  
tection is activated at >155°C and deactiviated  
at <140 °C.  
However the value of the ADJ-bypass capacitor  
should be chosen with respect to the following  
equation:  
Taking the FR-4 printed circuit board and 1/16  
thick with 1 ounce copper foil as an experiment  
(fig.13), the PCB material is effective at trans-  
mitting heat with the tab attached to the pad area  
and a ground plane layer on the backside of the  
substrate. Refer to table 1 for the results of the  
experiment.  
C = 1 / ( 6.28 * FR * R1 )  
Where  
C = value of the capacitor in Farads  
(select an equal or larger standard value),  
FR = ripple frequency in Hz,  
R1 = value of resistor R1 in Ohms.  
The thermal interaction from other components  
in the application can effect the thermal resis-  
tance of the SPX1117. The actual thermal  
resistance can be determined with experimenta-  
tion.  
If an ADJ-bypass capacitor is used, the ampli-  
tude of the output ripple will be independent of  
the output voltage. If an ADJ-bypass capacitor  
isnotused,theoutputripplewillbeproportional  
to the ratio of the output voltage to the reference  
voltage:  
SPX1117 power dissipation is calculated as  
follows:  
M = VOUT / VREF  
PD = (VIN - VOUT)(IOUT  
)
Where M = multiplier for the ripple seen when  
the ADJ pin is optimally bypassed.  
Maximum Junction Temperature range:  
TJ = TA(max) + PD* thermal resistance  
(junction-to-ambient)  
VREF =1.25V  
Maximum junction temperature must not ex-  
ceed the 125°C.  
Ripple rejection for the adjustable version is  
shown in Figure 20.  
50 X 50mm  
0
-10  
-20  
-30  
-40  
-50  
-60  
-70  
-80  
-90  
35 X 17mm  
16 X 10mm  
10  
100  
1000  
10000  
100000  
1000000  
Frequency, Hz  
Figure 20. Ripple Rejection; Vin=3.3V, Vout=1.8V  
(adj.), Iload=200mA  
Figure 19. Substrate Layout for SOT-223  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
7
APPLICATION INFORMATION: Continued  
TABLE 1  
PC BOARD  
TOPSIDE COPPER BACKSIDE COPPER  
THERMAL RESISTANCE  
JUNC. TO AMB.  
°C/W  
mm2  
mm2  
mm2  
2500  
2500  
1250  
950  
2500  
1800  
600  
1250  
915  
600  
2500  
2500  
2500  
0
46  
47  
49  
51  
53  
55  
58  
59  
67  
72  
85  
2500  
2500  
2500  
2500  
1600  
2500  
2500  
1600  
900  
0
1600  
0
0
0
900  
0
240  
240  
900  
Output Voltage  
VOUT = VREF(1+ (R2/R1)) + IADJ * R2,  
The output of the adjustable regulator can be set  
to any voltage between 1.25V and 15V. The  
valueofVOUT canbequicklyapproximatedusing  
the formula  
where  
VREF=1.25V.  
VOUT=1.25 *(R1 + R2)/R1.  
Layout Considerations  
Parasitic line resistance can degrade load regu-  
lation. Inordertoavoidthis, connect R directly  
to VOUT as illustrated in Figure 25. For1the same  
reason, R2 should be connected to the negative  
side of the load.  
A small correction to this formula is required  
depending on the values of resistors R and R2,  
since the adjustable pin current (appro1x 50µA)  
flows through R2. When IADJ is taken into ac-  
count, the formula becomes  
VIN  
VOUT  
V IN  
SPX1117  
SPX1117  
VOUT  
OUT  
IN  
IN  
OUT  
+
C2  
C1  
+
4.7µF  
C1  
4.7µF  
C 2  
VREF  
R1  
R2  
ADJ  
IADJ  
50µA  
ADJ  
R1  
IOUT  
VREF  
R1  
VOUT = V  
) +I R 2  
REF (1+R 2 /R1  
ADJ  
LOAD  
IOUT  
=
Figure 21. Current Source  
Figure 22. Typical Adjustable Regulator  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
8
APPLICATION INFORMATION: Continued  
SPX1117  
SPX1117  
(Note A)  
V IN  
5V  
VIN  
OUT  
5V  
IN  
IN  
OUT  
VOUT  
(Note A)  
+
330W  
1%  
ADJ  
4.7µF  
ADJ  
R1  
+
+
4.7µF  
330  
1%  
10µF  
1K  
TTL  
Input  
2N3904  
10µF  
1k  
1%  
R2  
1k,  
1%  
1k  
+
C1  
10µF*  
*C 1 improves ripple rejection.  
Z
C should be ~ R1 at ripple frequency  
Note A:  
V
IN(MIN) = (Intended VOUT ) + (V  
)
DROPOUT (MAX)  
OUT ) + (V DROPOUT (MAX)  
= (Intended V  
)
Note A:  
V
IN(MIN)  
Figure 23. Improving Ripple Rejection  
Figure 24. 5V Regulator with Shutdown  
R
P Parasitic Line  
Resistance  
VIN  
VOUT  
SPX1117  
ADJ  
to  
Connect R  
R 1  
Case of Regulator  
Connect R2  
to Load  
R L  
R 2  
Figure 25. Recommended Connections for Best Results  
PINOUTS  
SOT-223 (M3)  
TO-220-3 (U)  
TO-263-3 (T)  
TO-252 (R)  
1
2
3
1
2
3
2
1
3
1
2
3
ADJ/GND  
VOUT  
VIN  
ADJ/GND  
VOUT  
VIN  
Top View  
ADJ/GND  
VOUT  
VIN  
Front View  
Top View  
ADJ/GND  
VOUT  
VIN  
Front View  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
9
PACKAGE: 3 PIN SOT-223  
C
D
b2  
C
C
N
E
See detail  
A
E1  
A
A1  
H
1
B
B
GAUGE  
PLANE  
e
b
SEATING  
PLANE  
L
0
C
b
3 PIN SOT-223  
JEDEC TO-261  
(AA) Variation  
Dimensions in (mm)  
MIN NOM MAX  
WITH PLATING  
c
A
-
-
-
1.80  
0.10  
0.02  
A1  
1.50 1.60 1.70  
A2  
b
Section B-B  
0.66 0.76  
2.90 3.00  
0.84  
3.10  
BASE METAL  
b2  
c
0.23  
6.30  
0.30  
0.35  
6.70  
6.50  
D
c
6.70  
3.30  
7.00  
7.30  
E
3.50 3.70  
2.30 BASIC  
4.60 BASIC  
E1  
e
b2  
Section C-C  
e1  
L
ø
0.75  
0º  
-
-
-
10º  
3 PIN SOT-223  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
10  
PACKAGE: 3 PIN TO-252  
-B-  
-A-  
L2  
E
A
A1  
C1  
b2  
A
4
2
SEATING  
PLANE  
D
L3  
L1  
H
3
1
L
-C-  
c
b1  
A
3 PLCS  
8
e
.010  
M
A
M
C
e1  
D1  
NOTES  
1. Refer To Applicable Symbol List.  
2. Dimensions And Tolerancing Per Ansi Y14.5m - 1982.  
3. Lead Dimension Uncontrolled in L  
3
4. Tab Contour Optional Within Dim. b & L And E & D  
1
2
2
1
5. D & E Establishes A Minimum Mounting Surface for  
Terminal 4.  
1
1
E1  
TERM 4  
6. L is the Termal Length for Soldering.  
7. Controlling Dimension: Inch  
8. 2 Mils Suggested For Postive Contact At Mounting.  
S
Y
M
B
O
L
N
O
T
INCHES  
MM  
BACK VIEW A-A  
MIN.  
MAX  
MAX  
MIN.  
E
0.086  
0.035  
0.025  
0.300  
0.205  
0.018  
0.018  
0.235  
0.170  
0.250  
0.170  
2.184  
0.889  
0.635  
7.620  
5.207  
0.457  
0.457  
5.969  
4.318  
6.350  
4.318  
2.3876  
1.143  
0.889  
1.143  
5.461  
0.5842  
0.5842  
6.223  
-
A
A1  
b
b1  
b2  
c
c1  
D
D1  
E
E1  
e
e1  
H
L
0.094  
0.045  
0.035  
0.045  
0.215  
0.023  
0.023  
0.245  
-
4
4,5  
4,5  
6.731  
-
0.265  
-
0.098  
0.180  
2.489  
4.572  
0.370  
0.020  
0.025  
0.035  
0.045  
9.398  
0.508  
0.635  
0.889  
1.143  
10.414  
-
1.016  
1.270  
1.524  
0.410  
-
0.040  
0.050  
0.060  
6
L1  
L2  
L3  
4
3
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
11  
PACKAGE: 3 PIN TO-220  
A
E
B
E/2  
SEATING  
PLANE  
E2  
A
øP  
A1  
Q
H1  
D
D1  
CHAMFER  
OPTIONAL  
L1  
D
D
C
C
L
A
2X  
C
3X b  
A2  
3 PIN TO-220  
JEDEC TO-220  
(AB) Variation  
Dimensions in  
(mm)  
MIN NOM MAX  
A
.140  
.020  
-
-
.190  
.055  
A1  
A2  
b
.080  
.015  
-
.115  
.027 .040  
b1  
.015  
.045  
.045  
-
.038  
.070  
.068  
-
b2  
b3  
c
-
.014  
.014  
.560  
-
.024  
.022  
.650  
c1  
-
-
D
D1  
.330  
.480  
.380  
.270  
-
-
.355  
.507  
.420  
.350  
-
D2  
E
-
E1  
E2  
e
-
-
.030  
.100 BSC  
.200 BSC  
4
e1  
N
H1  
.230  
-
.270  
.250  
-
-
-
L1  
L2  
-
-
.139  
.100  
-
.161  
P  
Q
-
.135  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
12  
PACKAGE: 3 PIN TO-263  
0.127)  
0.051)  
0.055 (1.397)  
(4.470  
0.002 (1.270  
0.005  
0.176  
0.050  
0.405  
(10.287 0.127)  
0.005  
0.356 0.005  
(9.042 0.127)  
0.600 0.025  
(15.24  
0.635)  
0.100 0.010  
0.254)  
(2.540  
+
-
0.003  
0.015  
0.050 (1.270)  
0.103 BSC  
(2.616)  
+
(0.381 0.074)  
-
0.032 +- 0.001  
(0.813 +- 0.025)  
0°  
8°  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
13  
ORDERING INFORMATION  
PART NUMBER  
ACC.  
OUTPUT VOLTAGE  
PACKAGE  
SPX1117M3 ................................. 1% ...................................... Adj .......................... 3 Pin SOT-223  
SPX1117M3/TR ........................... 1% ...................................... Adj .......................... 3 Pin SOT-223  
SPX1117M3-1.5........................... 1% .....................................1.5V ......................... 3 Pin SOT-223  
SPX1117M3-1.5/TR ..................... 1% .....................................1.5V ......................... 3 Pin SOT-223  
SPX1117M3-1.8........................... 1% .....................................1.8V ......................... 3 Pin SOT-223  
SPX1117M3-1.8/TR ..................... 1% .....................................1.8V ......................... 3 Pin SOT-223  
SPX1117M3-2.5........................... 1% .....................................2.5V ......................... 3 Pin SOT-223  
SPX1117M3-2.5/TR ..................... 1% .....................................2.5V ......................... 3 Pin SOT-223  
SPX1117M3-2.85......................... 1% ....................................2.85V ........................ 3 Pin SOT-223  
SPX1117M3-2.85/TR ................... 1% ....................................2.85V ........................ 3 Pin SOT-223  
SPX1117M3-3.0........................... 1% .....................................3.0V ......................... 3 Pin SOT-223  
SPX1117M3-3.0/TR ..................... 1% .....................................3.0V ......................... 3 Pin SOT-223  
SPX1117M3-3.3........................... 1% .....................................3.3V ......................... 3 Pin SOT-223  
SPX1117M3-3.3/TR ..................... 1% .....................................3.3V ......................... 3 Pin SOT-223  
SPX1117M3-5.0........................... 1% .....................................5.0V ......................... 3 Pin SOT-223  
SPX1117M3-5.0/TR ..................... 1% .....................................5.0V ......................... 3 Pin SOT-223  
SPX1117R ................................... 1% ...................................... Adj .............................3 Pin TO-252  
SPX1117R/TR ............................. 1% ...................................... Adj .............................3 Pin TO-252  
SPX1117R-1.5 ............................. 1% .....................................1.5V ............................3 Pin TO-252  
SPX1117R-1.5/TR ....................... 1% .....................................1.5V ............................3 Pin TO-252  
SPX1117R-1.8 ............................. 1% .....................................1.8V ............................3 Pin TO-252  
SPX1117R-1.8/TR ....................... 1% .....................................1.8V ............................3 Pin TO-252  
SPX1117R-2.5 ............................. 1% .....................................2.5V ............................3 Pin TO-252  
SPX1117R-2.5/TR ....................... 1% .....................................2.5V ............................3 Pin TO-252  
SPX1117R-2.85 ........................... 1% ....................................2.85V ...........................3 Pin TO-252  
SPX1117R-2.85/TR ..................... 1% ....................................2.85V ...........................3 Pin TO-252  
SPX1117R-3.0 ............................. 1% .....................................3.0V ............................3 Pin TO-252  
SPX1117R-3.0/TR ....................... 1% .....................................3.0V ............................3 Pin TO-252  
SPX1117R-3.3 ............................. 1% .....................................3.3V ............................3 Pin TO-252  
SPX1117R-3.3/TR ....................... 1% .....................................3.3V ............................3 Pin TO-252  
Available in lead free packaging. To order add "-L" suffix to part number.  
Example: SPX1117M3-5.0/TR = standard; SPX1117M3-L-5.0/TR = lead free  
/TR = Tape and Reel  
Pack quantity is 500 for TO-263, 2,000 for TO-252, and 2,500 for SOT223.  
Corporation  
ANALOGEXCELLENCE  
Headquarters and  
Sales Office  
233 South Hillview Drive  
Milpitas, CA 95035  
TEL: (408) 934-7500  
FAX: (408) 935-7600  
Sipex Corporation reserves the right to make changes to any products described herein. Sipex does not assume any liability arising out of the  
application or use of any product or circuit described herein; neither does it convey any license under its patent rights nor the rights of others.  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
14  
ORDERING INFORMATION  
PART NUMBER  
ACC.  
OUTPUT VOLTAGE  
PACKAGE  
SPX1117T.................................... 1% ...................................... Adj .............................3 Pin TO-263  
SPX1117T/TR .............................. 1% ...................................... Adj .............................3 Pin TO-263  
SPX1117T-1.5 ............................. 1% .....................................1.5V ............................3 Pin TO-263  
SPX1117T-1.5/TR........................ 1% .....................................1.5V ............................3 Pin TO-263  
SPX1117T-1.8 ............................. 1% .....................................1.8V ............................3 Pin TO-263  
SPX1117T-1.8/TR........................ 1% .....................................1.8V ............................3 Pin TO-263  
SPX1117T-2.5 ............................. 1% .....................................2.5V ............................3 Pin TO-263  
SPX1117T-2.5/TR........................ 1% .....................................2.5V ............................3 Pin TO-263  
SPX1117T-2.85 ........................... 1% ....................................2.85V ...........................3 Pin TO-263  
SPX1117T-2.85/TR...................... 1% ....................................2.85V ...........................3 Pin TO-263  
SPX1117T-3.0 ............................. 1% .....................................3.0V ............................3 Pin TO-263  
SPX1117T-3.0/TR........................ 1% .....................................3.0V ............................3 Pin TO-263  
SPX1117T-3.3 ............................. 1% .....................................3.3V ............................3 Pin TO-263  
SPX1117T-3.3/TR........................ 1% .....................................3.3V ............................3 Pin TO-263  
SPX1117U ................................... 1% ...................................... Adj .............................. 3 Pin TO220  
SPX1117U-1.5 ............................. 1% .....................................1.5V ............................. 3 Pin TO220  
SPX1117U-1.8 ............................. 1% .....................................1.8V ............................. 3 Pin TO220  
SPX1117U-2.5 ............................. 1% .....................................2.5V ............................. 3 Pin TO220  
SPX1117U-2.85 ........................... 1% ....................................2.85V ............................ 3 Pin TO220  
SPX1117U-3.0 ............................. 1% .....................................3.0V ............................. 3 Pin TO220  
SPX1117U-3.3 ............................. 1% .....................................3.3V ............................. 3 Pin TO220  
Available in lead free packaging. To order add "-L" suffix to part number.  
Example: SPX1117M3-5.0/TR = standard; SPX1117M3-L-5.0/TR = lead free  
/TR = Tape and Reel  
Pack quantity is 500 for TO-263, 2,000 for TO-252, and 2,500 for SOT223.  
Corporation  
Sipex Corporation  
Headquarters and  
Sales Office  
233 South Hillview Drive  
Milpitas, CA 95035  
TEL: (408) 934-7500  
FAX: (408) 935-7600  
Date: 8/25/04  
SPX1117 800mA Low Dropout Voltage Regulator  
© Copyright 2004 Sipex Corporation  
15  

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