NJM2846 Ver la hoja de datos (PDF) - Japan Radio Corporation
Número de pieza
componentes Descripción
Fabricante
NJM2846 Datasheet PDF : 15 Pages
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NJM2845/46
TYPICAL CHARACTERISTICS (NJM2845)
2500
2000
NJM2845_3.0V
Quiescent Current vs. Input Voltage
@:Ta=25oC
Output is open.
Co=2.2 µF(Ce ra mi c)
1500
1000
500
0
0
5
10
15
Input Voltage : VIN(V)
NJM2845_3.0V
Ripple Rejection Ratio vs. Frequency
100
90
Io=10mA
Io=0mA
80
70
60
Io=100mA
Io=30mA
50
40
@:Ta=25oC
30
V IN=4 V
ein=200mVrms
Co=2.2µF(Ceramic)
20
1100
110000
1010k0
11004k
Frequency : f (Hz)
101005k
NJM2845_3.0V
100 Equivalent Serise Resistance vs. Output Current
@:Ta=25oC
Co=2.2 µF(Ceramic)
V IN=4 .0V
10
STABLE REGION
1
0.1
0.02
0.001
0.01
0.1
1
10
100
103
Output Current : Io(m A)
-8-
NJM2845_3.0V
Output Noise Voltage vs. Output Current
100
@:Ta=25oC
VIN=4.0V
LPF:80kHz
80
Co=2.2 µF(c er amic )
60
40
20
0
0.001
0.01
0.1
1
10
100
Output Current : Io(mA)
1000
NJM2845_3V
100
Ripple Rejection vs. Output Current
90
f=1kHz
80
70
f =1 0kHz
60
50
40
@:Ta=25oC
30
V IN=4 V
ein=200mVrms
Co=2.2µF(Ceramic)
20
0.001
0.01
0.1
1
10
100
Output Current : Io(mA)
1000
NJM2845_3.0V
Dropout Voltage vs. Temperature
0.4
Io=500mA
Co=2.2µF(Ceramic)
0.35
0.3
0.25
0.2
0.15
0.1
0.05
0
-50
0
50
100
150
Temperature : Ta (oC)
Ver.2005-01-20
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