R1126N151B Datasheet, PDF (13/23 Pages) RICOH electronics devices division – LOW NOISE 150mA LDO REGULATOR

9) Ripple Rejection vs. Frequency (CIN=none)
R1126N151x
VIN=2.7VDC+0.5Vp-p,COUT=1µF
90
80
70
60
50
40
30
IOUT=1mA
20
IOUT=30mA
IOUT=50mA
10
IOUT=150mA
0
0.1
1
10
100
Frequency f(kHz)
90
80
70
60
50
40
30
20
10
0
0.1
R1126N281x
VIN=3.8VDC+0.5Vp-p,COUT=1µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
IOUT=150mA
1
10
100
Frequency f(kHz)
90
80
70
60
50
40
30
20
10
0
0.1
R1126N401x
VIN=5VDC+0.5Vp-p,COUT=1µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
IOUT=150mA
1
10
100
Frequency f(kHz)
R1126N
90
80
70
60
50
40
30
20
10
0
0.1
R1126N151x
VIN=2.7VDC+0.5Vp-p,COUT=2.2µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
IOUT=150mA
1
10
100
Frequency f(kHz)
90
80
70
60
50
40
30
20
10
0
0.1
R1126N281x
VIN=3.8VDC+0.5Vp-p,COUT=2.2µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
IOUT=150mA
1
10
100
Frequency f(kHz)
90
80
70
60
50
40
30
20
10
0
0.1
R1126N401x
VIN=5VDC+0.5Vp-p,COUT=2.2µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
IOUT=150mA
1
10
100
Frequency f(kHz)
13