NJM2845/46
ꢀTYPICAL CHARACTERISTICS (NJM2846)
NJM2846_3.0V
Output Voltage vs. Input Voltage
NJM2846_3.0V
Output Voltage vs. Output Current
3.3
3.2
3.1
3
4
3.5
3
@:Ta=25oC
@:Ta=25oC
VIN=4.0V
Co=2.2µF(Ceramic)
Co=2.2µF(Ceramic)
2.5
2
Io=0A
1.5
1
2.9
2.8
2.7
Io=200mA
Io=500mA
0.5
0
2.7
2.8
2.9
3
3.1
3.2
3.3
0
500
1000
1500
2000
Input Voltage : VIN(V)
Output Current : Io(mA)
NJM2846_3.0V
Ground Pin Current v.s. Output Current
NJM2846_3.0V
Dropout Voltage vs. Output Current
@:Ta=25oC
35
0.35
0.3
Co=2.2µF(Ceramic)
30
25
20
15
10
5
0.25
0.2
0.15
0.1
@:Ta=25oC
VIN=4.0V
Co=2.2µF(Ceramic)
0.05
0
0
0
200
400
600
800
1000
0
200
400
600
(mA)
800
1000
Output Current : I
O
Output Current:Io(mA)
NJM2846_3.0V
Output Voltage vs. Control Voltage
NJM2846_3.0V
Control Current vs. Control Voltage
3.5
60
@:Ta=25oC
VIN=4.0V
Co=2.2µF(Ceramic)
Io=30mA
3
2.5
2
50
40
30
20
10
0
Rc=0Ω
Rc=50kΩ
1.5
1
Rc=0Ω
Rc=100kΩ
Rc=50kΩ
Rc=100kΩ
@:Ta=25oC
VIN=4.0V
Co=2.2µF(Ceramic)
Io=30mA
0.5
0
0
0.5
1
1.5
2
2.5
3
0
0.5
1
1.5
2
2.5
3
3.5
4
Control Voltage : V (V)
Control Voltage : V (V)
Cont
Cont
Ver.2008-02-06
- 12 -
NJRC [ NEW JAPAN RADIO ]
