Rev.1.2
LOW DROPOUT CMOS VOLTAGE REGULATOR
S-818 Series
(10) RIPPLE REDUCTION RATE
S-818A20A
VIN=3V IOUT=30mA C =
COUT=2 F 0.5Vp-p Ta=25°C
µ
IN
None
0
-20
-40
Gain
(dB)
-60
-80
-100
0.1
1
10
100
f (kHz)
S-818A30A
0
VIN=4V IOUT=30mA CIN=NoneCOUT=2 F 0.5Vp-p Ta=25°C
µ
-20
-40
Gain
(dB)
-60
-80
-100
0.1
1
10
100
f (kHz)
S-818A50A
0
COUT=2 F 0.5Vp-p Ta=25°C
µ
VIN =6V IOUT=30mA C =
IN None
-20
-40
Gain
(dB)
-60
-80
-100
0.1
1
10
100
f (kHz)
Seiko Instruments Inc.
13