ELECTRICAL CHARACTERISTICS
N J M2 890_ 3. 0V
Load Regulati on vs. Ou tput Curren t
0
@:Ta=25oC
VI N=4V
Co=1.0µF(Ceramic)
-10
Cp=0.01µF
-20
-30
-40
-50
0
50
100
150
200
Output Current : Io(mA)
NJM2890_3.0V
300 Output Noi se Voltage vs. Noise Bypass Capacitor
@:Ta=25oC
VIN=4.0V
250
Co =1 .0µF(Ceramic)
200
150
100
50
0
1p
10p
100p
1000p
0.01m
0.1m
Noise Bypass Capacitor : Cp(F)
N JM2 89 0_3. 0V
Ripple Rejection Ratio vs. Frequency
90
I o= 0mA
80
Io=10mA
70
I o= 30 mA
60
50
@:Ta=25oC
40
Co=1.0µF(Ceramic)
Cp=0.01µF
VI N=4V
ein=200mVrms
30
10
100
1k
10k
Frequency : f (Hz)
100k
NJM2890
2000
1500
N JM2 89 0_3. 0V
Qui escent Curren t v.s. In put Voltage1
@:Ta=25oC
Output is open.
Co=1.0µF(Ceramic)
Cp=0.01µF
including Icont
1000
500
0
0
5
10
15
Input Vol tage : VIN(V)
NJM2890_3.0V
100
Output Noise Voltage vs. Output Current
@:Ta=25oC
VIN=4.0V
Cp=0.01µF
LPF:100kHz
80
60
Co=1.0µF(Ceramic)
40
20
Co=2.2µF(Ceramic)
0
0.001
0.01
0.1
1
10
100
Output Current : Io(mA)