R1180N121B Datasheet, PDF (13/24 Pages) RICOH electronics devices division – 150mA LDO REGULATOR

R1180x
R1180x281x
IOUT=30mA
COUT=Ceramic1µF
5.5
6
5.0
5
Input Voltage
4.5
4
4.0
3
3.5
2
Output Voltage
3.0
1
2.5
0
2.0
−1
0
20
40
60
80
100
120
140
160
180
200
Time T[µs]
11) Load Transient Response (tr=tf=0.5µs VIN=3.8V)
R1180x281x
5.0
COUT=Ceramic0.1µF
20
4.5
10
Output Current
4.0
0
3.5
−10
Output Voltage
3.0
−20
2.5
−30
2.0
0
−40
100
200
300
400
500
600
700
800
900
1000
Time T[µs]
5.0
4.5
4.0
3.5
3.0
2.5
2.0
0
R1180x281x
COUT=Ceramic1µF
20
10
Output Current
0
−10
Output Voltage
−20
−30
−40
100
200
300
400
500
600
700
800
900
1000
Time T[µs]
13