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LEO3910 Datasheet(PDF) 10 Page - STMicroelectronics

Part # LEO3910
Description  Rad-hard plastic 2 A positive low drop voltage regulator
PDF  21 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LEO3910 Datasheet(HTML) 10 Page - STMicroelectronics

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Figure 10. Quiescent current vs. temperature (no
load)
Figure 11. Quiescent current vs. temperature (IOUT
= 30 mA)
Figure 12. Quiescent current vs. temperature (IOUT
= 300 mA)
Figure 13. Quiescent current vs. temperature (IOUT
= 1 A)
Vout = Vadj,Cin =0.1μF, Cout =1μF(tantalum), Iout=1A
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
-60
-40
-20
0
20
40
60
80
100
120
140
Temperature [ °C]
Vin=Vout+2.5V
Vin=12V
Figure 14. Dropout voltage vs. temperature (VOUT=3
V, IOUT=400 mA)
Vout = 3V, Cin = 0 .
1 μF, Cout =1μF(tantalum), Iout=400 mA
-60
-40
-20
0
20
40
60
80
100
120
140
Temperature [ °C]
200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
500
Figure 15. Dropout voltage vs. temperature (VOUT=3
V, IOUT=1 A)
Vout = 3V, Cin = 0 .
1 μF, Cout =1μF(tantalum), Iout=1 A
200
240
280
320
360
400
440
480
520
560
600
640
680
720
760
800
-60
-40
-20
0
20
40
60
80
100
120
140
Temperature [ °C]
LEO3910
Application information
DS13691 - Rev 2
page 10/21



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