NJM2881/82
ELECTRICAL CHARACTERISTICS
NJM2881/82_3.0V
Output Voltage v.s. Input Voltage
@:Ta=25oC
3.4
Co=1.0uF(Ceramic)
Cp=0.01uF
3.2
Io=0A
3
2.8
2.6
2.6
Io=100mA
Io=300mA
2.8
3
3.2
3.4
Input Voltage :Vin [V]
NJM2881/82_3.0V
Ground Pin Current vs. Output Voltage
20
@:Ta=25oC
Co=1.0uF(Ceramic)
Cp=0.01uF
15
10
5
0
0
100
200
300
400
500
Output Current :Io [mA]
NJM2881/82_3.0V
Control Current v.s. Control Voltage
20
@:Ta=25oC
Co=1.0uF(Ceramic)
Cp=0.01uF
Io=30mA
15
10
Rc=100kΩ
Rc=50kΩ
Rc=0Ω
5
0
0
0.5
1
1.5
2
2.5
3
Control Voltage :Vcont [V]
-6-
3.5
3
2.5
2
1.5
1
0.5
0
0
NJM2881/82_3.0V
Output Voltage vs. Output Current
@:Ta=25oC
Co =1.0uF(Ceramic)
Cp=0.01uF
100
200
300
400
500
600
Output Current :Io [mA]
NJM2881/82_3.0V
Dropout Voltage vs. Output Current
0.3
@:Ta=25oC
Co=1.0uF(Ceramic)
Cp=0.01uF
0.25
0.2
0.15
0.1
0.05
0
0
100
200
300
400
500
Output Current :Io [mA]
4
3.5
3
2.5
2
1.5
1
0.5
0
0
NJM2881/82_3.0V
Output Voltage v.s. Control Voltage
Rc=0Ω
Rc=50kΩ
Rc=100kΩ
@:Ta=25oC
Vin=4.0V
Co=1.0uF(Ceramic)
Cp=0.01uF
Io=30mA
0.5
1
1.5
2
2.5
3
Control Voltage :Vcont [V]
Ver.2004-12-22