NJU7771F(2004) 查看數據表（PDF） - Japan Radio Corporation
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NJU7771F Datasheet PDF : 8 Pages
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! ELECTRICAL CHARACTERISTICS
NJU7771_3.0V
Dropout Voltage Characteristics
3.2
@:Ta=25oC
Co=1.0uF(Ceramic)
3.1
Io=0A
3
2.9
Io=30mA
2.8
Io=100mA
2.7
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
Input Voltage: VIN (V)
NJU7771_3.0V
Circuit operating current vs.Output current
100
@:Ta=25oC
VIN=4.0V
Co=1.0uF(Ceramic)
80
60
40
20
0
0
50
100
150
200
Output current: IO(mA)
NJU7771_3.0V
Output Voltage vs.Control Voltage
6
5
4
3
2
@:Ta=25oC
1
VIN=4.0V
Co=1.0uF(Ceramic)
Io=30mA
0
0
0.5
1
1.5
2
2.5
3
Control Voltage: Vcont(V)
Ver.2004-01-19
NJU7771/72/73/74/75/76
3.5
3
2.5
2
1.5
1
0.5
0
0
NJU7771_3.0V
Over Current Protection Characteristics
@:Ta=25oC
50
100
150
200
250
300
Output Current: Io(mA)
NJU7771_3.0V
Dropout Voltage vs.Output Current
0.3
@:Ta=25oC
Co=1.0uF(Ceramic)
0.25
0.2
0.15
0.1
0.05
0
0
50
100
150
Output Current: Io(mA)
-5 -
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