r1121n RICOH Co.,Ltd., r1121n Datasheet - Page 8

• Manufacturer Part Number: r1121n
• Description: Low Noise 150ma Ldo Regulator
• Manufacturer: RICOH Co.,Ltd.

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