S-817 Datasheet, PDF (25/50 Pages) Seiko Instruments Inc – SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR

Rev.3.0_00
SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR
S-817 Series
„ Reference Data
1. Transient Response Characteristics (Typical data: Ta=25 °C)
Input voltage
or
Load current
O utput voltage
O vershoot
U n d e rs h o o t
1. 1 At powering on S-817A30A (when using a ceramic capacitor, C_L=1 µF)
10 V
V_IN=0 V→10 V, I_OUT=10 mA, C_L=1 µF
0V
3V
V_OUT
(0.5 V/div)
TIME(100 µs/div)
Load dependencies of overshoot at powering on
0.05
V_OUT=0 V→V_OUT(S)+2 V, C_L=1 µF
0.04
5V
0.03
3V
2V
0.02
0.01
0
1.E-07 1.E-06 1.E-05 1.E-04 1.E-03 1.E-02 1.E-01
I_OUT(A)
V_DD dependencies of overshoot at powering on
0.05
V_IN=0 V→V_DD, I_OUT=10 mA, C_L=1 µF
0.04
5V
0.03
3V
0.02
2V
0.01
0
0
2
4
6
8
10
V_DD(V)
C_L dependencies of overshoot at powering on
0.05
V_IN=0 V→V_OUT(S)+2 V, I_OUT=10 mA
0.04
2V
0.03
3V
0.02
5V
0.01
0
0.01
0.1
1
10
C_L(µF)
“Ta” dependencies of overshoot at powering on
0.05
V_IN=0 V→V_OUT(S)+2 V, I_OUT=10 mA, C_L=1 µF
0.04
0.03
5V
0.02
3V
2V
0.01
0
-50
0
50
100
Ta(°C)
Seiko Instruments Inc.
25