R1124N151A Datasheet, PDF (14/23 Pages) RICOH electronics devices division – LOW NOISE 150mA LDO REGULATOR

R1124N
90
80
70
60
50
40
30
20
10
0
2.9
R1124N281x
Ripple 0.2Vp-p, IOUT=50mA
f=1kHz
f=10kHz
f=100kHz
3.0
3.1
3.2
3.3
Input Voltage VIN(V)
9) Ripple Rejection vs. Frequency (CIN=none)
R1124N151x
VIN=2.5VDC+0.5Vp-p,
COUT=Ceramic 1.0µF
90
80
70
60
50
40
30
IOUT=1mA
IOUT=30mA
20
IOUT=50mA
10
0
0.1
1
10
100
Frequency f(kHz)
90
80
70
60
50
40
30
20
10
0
0.1
R1124N281x
VIN=3.8VDC+0.5Vp-p,
COUT=Ceramic 0.47µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
1
10
100
Frequency f(kHz)
14
90
80
70
60
50
40
30
20
10
0
2.9
R1124N281x
Ripple 0.5Vp-p, IOUT=50mA
f=1kHz
f=10kHz
f=100kHz
3.0
3.1
3.2
3.3
Input Voltage VIN(V)
90
80
70
60
50
40
30
20
10
0
0.1
90
80
70
60
50
40
30
20
10
0
0.1
R1124N151x
VIN=2.5VDC+0.5Vp-p,
COUT=Ceramic 2.2µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
1
10
100
Frequency f(kHz)
R1124N281x
VIN=3.8VDC+0.5Vp-p,
COUT=Ceramic 1.0µF
IOUT=1mA
IOUT=30mA
IOUT=50mA
1
10
100
Frequency f(kHz)