NJM2845/46
ꢀ TYPICAL CHARACTERISTICS (NJM2846)
NJM2846_3.0V
Peak Output Current vs. Input Voltage
NJM2846_3.0V
Load Regulation vs. Output Current
2500
2000
1500
1000
500
0
0
-10
-20
-30
-40
-50
-60
@:Ta=25oC
VIN=4.0V
Co=2.2µF(Ceramic)
-70
@:Ta=25oC
Co=2.2µF(Ceramic)
-80
0
200
400
600
800
1000
4
6
8
10
12
14
1000
1000
Input Voltage : VIN(V)
Output Current : Io(mA)
NJM2846_3.0V
NJM2846_3.0V
Quiescent Current v.s. Input Voltage
Output Noise Voltage vs. Output Current
2500
100
80
60
40
20
0
@:Ta=25oC
Output is open.
Co=2.2µF(Ceramic)
including Icont
@:Ta=25oC
VIN=4.0V
LPF:80kHz
Co=2.2µF(ceramic)
2000
1500
1000
500
0
0.001
0.01
0.1
1
10
100
0
5
10
15
Output Current : Io(mA)
Input Voltage : VIN(V)
NJM2846_3.0V
NJM2846_3.0V
Ripple Rejection vs. Output Current
Ripple Rejection Ratio v.s. Frequency
100
100
90
80
70
60
50
40
30
20
f=10kHz
Io=0mA
90
80
70
60
50
40
30
20
Io=10mA
f=1kHz
Io=30mA
Io=100mA
@:Ta=25oC
@:Ta=25oC
VIN=4.0V
ein=200mVrms
Co=2.2µF(Ceramic)
VIN=4.0V
ein=200mVrms
Co=2.2µF(Ceramic)
100k
1k
Frequency : f (Hz)
10k
10
100
0.001
0.01
0.1
1
10
100
Output Current : Io(mA)
Ver.2008-02-06
- 13 -
NJRC [ NEW JAPAN RADIO ]
