NJM2845/46
ꢀ NJM2846
ꢀ ELECTRICAL CHARACTERISTICS
(VIN=Vo+1V, CIN=0.33µF, Co=2.2µF(1.7V<Vo≤2.6V version: Co=4.7µF, Vo≤1.7V: Co=10µF), Ta=25°C)
PARAMETER
Output Voltage
SYMBOL
TEST CONDITION
Io=30mA
MIN.
-1.0%
-
TYP.
-
MAX.
+1.0%
600
UNIT
V
Vo
IQ
Quiescent Current
Quiescent Current
at Control OFF
Line Regulation
Line Regulation
Load Regulation
Dropout Voltage(*5)
Io=0mA
400
µA
IQ (OFF)
Io
VCONT=0V
Vo - 0.3V
-
-
100
nA
800
1050
-
-
-
mA
%/V
-
-
-
0.10
0.004 %/mA
0.28
∆Vo/∆VIN VIN=Vo+1V ∼ Vo+6V, Io=30mA
∆Vo/∆Io
∆VI -O
Io=0 ∼ 800mA
Io=500mA
0.18
V
ein=200mVrms, f=1kHz, Io=10mA,
Vo=3V Version
Ripple Rejection
RR
∆Vo/∆Ta
VNO
-
-
-
75
± 50
45
-
dB
Average Temperature
Coefficient of Output
Voltage
-
-
Ta=0 ∼ 85°C, Io=10mA
ppm/°C
µVrms
f=10Hz ∼ 80kHz, Io=10mA,
Vo=3V Version
Output Noise Voltage
Control Current
Control Voltage for ON-state
Control Voltage for OFF-state
ICONT
VCONT(ON)
VCONT(OFF)
VCONT=1.6V, Io=0mA
-
1.6
-
3
-
-
12
-
0.6
µA
V
V
(*5): The output voltage excludes under 2.3V.
The above specification is a common specification for all output voltages.
Therefore, it may be different from the individual specification for a specific output voltage.
ꢀ POWER DISSIPATION vs. AMBIENT TEMPERATURE
NJM2846DL3
(Topr=-40~+85°C,Tj=+150°C,PD=10W(TC 25°C),P =1W(Ta 25°C))
≤
≤
D
12
10
8
Heat Sink
∞
θHS=5°C/W
θHS=10°C/W
θHS=20°C/W
6
4
2
Without Heat Sink
0
-50
-25
0
25
50
75
100
Ambient Temperature Ta(°C)
Ver.2008-02-06
- 4 -
NJRC [ NEW JAPAN RADIO ]
