LOW CURRENT CONSUMPTION HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.2.3_01
S-1312 Series
7. Ripple rejection (Ta = +25°C)
7. 1 VOUT = 1.0 V
7. 2 VOUT = 2.5 V
VIN = 2.0 V, CL = 0.22 μF
VIN = 3.5 V, CL = 0.22 μF
100
80
100
80
IOUT = 1 mA
I
OUT = 1 mA
60
60
IOUT = 30 mA
IOUT = 100 mA
IOUT = 150 mA
I
I
I
OUT = 30 mA
40
40
OUT = 100 mA
OUT = 150 mA
20
0
20
0
10
100
1k
10k
100k
1M
10
100
1k
10k
100k
1M
Frequency [Hz]
Frequency [Hz]
7. 3 VOUT = 3.5 V
VIN = 4.5 V, CL = 0.22 μF
100
80
I
OUT = 1 mA
60
40
IOUT = 30 mA
IOUT = 100 mA
IOUT = 150 mA
20
0
10
100
1k
10k
100k
1M
Frequency [Hz]
26