R1121N_02 Datasheet, PDF (14/17 Pages) RICOH electronics devices division – LOW NOISE 150mA LDO REGULATOR

R1121N
10) Line Transient Response
3.4
3.3
3.2
3.1
3.0
2.9
2.8
0
20
3.4
3.3
3.2
3.1
3.0
2.9
2.8
0
20
3.4
3.3
3.2
3.1
3.0
2.9
2.8
0
20
R1121N301B
40
60
TIme t (µs)
IOUT=30mA
tr=tf=5 µs
COUT=Tantalum 1.0µF
6
5
Input Voltage
4
3
Output Voltage
2
1
0
80
100
120
R1121N301B
40
60
Time t (µs)
IOUT=30mA
tr=tf=5 µs
COUT=Tantalum 2.2µF
6
5
Input Voltage
4
3
Output Voltage
2
1
0
80
100
120
R1121N301B
40
60
Time t (µs)
IOUT=30mA
tr=tf=5 µs
COUT=Tantalum 6.8µF
6
5
Input Voltage
4
3
Output Voltage
2
1
0
80
100
120
14