NJM2890R3325 데이터 시트보기 (PDF) - Japan Radio Corporation
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NJM2890R3325 Datasheet PDF : 10 Pages
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ELECTRICAL CHARACTERISTICS
NJM 2 890 _ 3.0V
3.2
Output Voltage vs. Input Voltage
@:Ta=25oC
Co=1.0µF(Ceramic)
Cp=0.01µF
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 : V IN(V)
N J M2890_ 3. 0V
20
Groun d Pin Current vs. Ou tput Cu rren t
@:Ta=25oC
VIN=4V
Co=1.0µF(Ceramic)
Cp=0.01µF
15
10
5
0
0
50
100
150
200
Output Current : Io(mA)
NJM 2 890 _ 3.0V
60
Control Curre nt vs. Control Voltage
@:Ta=25oC
V IN=4 V
50
Co=1.0µF(Ceramic)
Cp=0.01µF
I o= 30 mA
40
30
20
10
0
0
Rc=0Ω
Rc=50kΩ Rc=100kΩ
0.5
1
1.5
2
2.5
3
3.5
4
Control Voltage : Vcont(V)
NJM2890
4
3.5
3
2.5
2
1.5
1
0.5
0
0
N J M2890_ 3. 0V
Output Voltage vs. Output Current
@:Ta=25oC
V IN=4 V
Co=1.0µF(Ceramic)
Cp=0.01µF
0.05
0.1
0.15
0.2
0.25
0.3
Output Current : Io(A)
N J M2 89 0_ 3. 0V
0.3
Dropout Voltage vs. O utput Current
@:Ta=25oC
Co=1.0µF(Ceramic)
0.25
Cp=0.01µF
0.2
0.15
0.1
0.05
0
0
50
100
150
200
Output Current:Io(mA)
4
3.5
3
2.5
2
1.5
1
0.5
0
0
NJ M 2 8 90 _ 3 .0 V
Output Voltage vs. Control Voltage
Rc=0Ω
Rc=100kΩ
Rc=50kΩ
@:Ta=25oC
V IN=4 V
Co=1.0µF(Ceramic)
Cp=0.01µF
I o= 30 mA
0.5
1
1.5
2
2.5
3
Control Voltage : Vcont(V)
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