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NJM2857 Datasheet(PDF) 7 Page - New Japan Radio

Part # NJM2857
Description  LOW DROPOUT VOLTAGE REGULATOR
Download  11 Pages
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Manufacturer  NJRC [New Japan Radio]
Direct Link  http://www.jrc.co.jp/eng/index.html
Logo NJRC - New Japan Radio

NJM2857 Datasheet(HTML) 7 Page - New Japan Radio

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NJM2857
- 7 -
Ver.2010-02-08
TYPICAL CHARACTERISTICS
1
2
3
4
5
6
12
3456
Input Voltage : V IN(V)
NJM2857_5.0V
Output Voltage vs. Input Voltage
@:Ta=25
o
C
Co=4.7uF(Ceramic)
Cin=1.0uF(Ceramic)
0mA
500mA
1500mA
2000mA
0
20
40
60
80
100
0
500
1000
1500
2000
NJM2857_5.0V
Ground Pin Current vs. Output Current
@:Ta=25
o
C
VIN=6.0V
Co=4.7uF(Ceramic)
Output Current : I O(mA)
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0
500
1000
1500
2000
Output Current:Io(mA)
@:Ta=25
o
C
Co=2.2uF
(Ceramic)
NJM2857_5.0V
Dropout Voltage vs. Output Current
0
5
10
15
20
00.511.522.5
3
3.5
4
Control Voltage : V
Cont
(V)
NJM2857_5.0V
Control Current vs. Control Voltage
@:Ta=25
o
C
Vin=6.0V
Co=4.7uF(Ceramic)
Rc=0
Rc=50k
Rc=100k
0
1
2
3
4
5
6
00.5
11.5
2
NJM2857_5.0V
Output Voltage vs. Control Voltage
@:Ta=25
o
C
Vin=6.0V
Co=2.2uF(Ceramic)
Io=30mA
Rc=0
Rc=50k
Rc=100k
0
1
2
3
4
5
6
0
500
1000
1500
2000
2500
3000
NJM2857_5.0V
Output Voltage vs. Output Current
@:Ta=25
o
C
Vin=6V
Co=4.7uF(Ceramic)
Output Current : Io(mA)


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