R1121N_02 Datasheet, PDF (8/17 Pages) RICOH electronics devices division – LOW NOISE 150mA LDO REGULATOR

R1121N
TYPICAL CHARACTERISTICS
1) Output Voltage vs. Output Current
2.0
1.8
1.6 3.8V
1.4
1.2
1.0
R1121N181B
Topt = 25°C
2.8V
2.3V
0.8
0.6
VIN = 2.1V
0.4
0.2
0.0
0
100
200
300
400
500
Output Current IOUT (mA)
R1121N401B
Topt = 25°C
5.0
4.5
4.0
6.0V
3.5
5.0V
3.0
2.5
4.5V
2.0
VIN = 4.3V
1.5
1.0
0.5
0.0
0
100
200
300
400
500
Output Current IOUT (mA)
2) Output Voltage vs. Input Voltage
R1121N181B
Topt = 25°C
2.0
1.9
IOUT = 1mA
1.8
1.7
1.6
1.5
1.4
30mA
1.3
50mA
1.2
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
Input Voltage VIN (V)
8
R1121N301B
Topt = 25°C
3.5
5.0V
3.0
4.0V
2.5
2.0
3.5V
1.5
VIN = 3.3V
1.0
0.5
0.0
0
100
200
300
400
500
Output Current IOUT (mA)
R1121N501B
Topt = 25°C
6.0
5.0
4.0
3.0
2.0
1.0
0.0
0
7.0V
6.0V
5.5V
VIN = 5.3V
100
200
300
400
500
Output Current IOUT (mA)
R1121N301B
Topt = 25°C
3.1
IOUT=1mA
3.0
2.9
2.8
2.7
30mA
2.6
50mA
2.5
2.0 3.0 4.0 5.0 6.0 7.0 8.0
Input Voltage VIN (V)