S-817(Rev3_0) データシートの表示（PDF） - Seiko Instruments Inc
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S-817 Datasheet PDF : 50 Pages
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SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR
S-817 Series
Rev.3.0_00
10 V
4V
VOUT 3 V
(0.02 V/div)
VIN=10 V→4 V,IOUT=1 mA, CL=1 µF
TIME(50 µs/div)
Load dependencies of undershoot at power fluctuation CL dependencies of undershoot at power fluctuation
VIN=VOUT(S)+2 V→VOUT(S)1 V, CL=1 µF
0.5
0.4
5V
0.3
3V
0.2
2V
VIN=VOUT(S)+2 V→VOUT(S)+1 V, IOUT=1 mA
1
0.8
2V
3V
0.6
5V
0.4
0.1
0.2
0
1.E-07 1.E-06 1.E-05 1.E-04 1.E-03 1.E-02 1.E-01
IOUT(A)
VDD dependencies of undershoot at power fluctuation
VIN=VDD→VOUT(S)+1 V, IOUT=1 mA, CL=1 µF
0.1
0.08
5V
0.06
3V
0.04
2V
0.02
0
0.01
0.1
1
10
CL(µF)
“Ta” dependencies of undershoot at power fluctuation
VIN=VOUT(S)+2 V→VOUT(S)+1 V, IOUT=1 mA, CL=1 µF
0.1
2V
0.08
3V
0.06
0.04
0.02
5V
0
0
2
4
6
8
10
VDD(V)
0
-50
0
50
100
Ta(°C)
28
Seiko Instruments Inc.
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