HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.5.0_00
S-1112/1122 Series
(3) Shutdown pin transient response characteristics
S-1112B15 (Ta = 25°C)
S-1112B30 (Ta = 25°C)
VIN = 2.5 V, COUT = 0.47 µF, CIN = 1.0 µF, IOUT = 100 mA
VIN = 4.0 V, COUT = 0.47 µF, CIN = 1.0 µF, IOUT = 100 mA
5
4
3
10
8
6
4
2
VON/OFF
VON/OFF
3
1
6
2
2
0
4
0
1
–1
–2
–3
2
–2
–4
1.6–6
VOUT
VOUT
0
0
–2
–1
-0.4 -0.2
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
-0.4 -0.2
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4
t [ms]
t [ms]
22
Seiko Instruments Inc.