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
NJM2846
ELECTRICAL CHARACTERISTICS (VIN=Vo+1V, CIN=0.33µF, Co=2.2µF(Vo≤2.6V: Co=4.7µF), Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX.
Output Voltage
Vo
Io=30mA
-1.0% - +1.0%
Quiescent Current
Quiescent Current
at Control OFF
IQ
IQ (OFF)
Io=0mA
VCONT=0V
-
400 600
-
-
100
Line Regulation
Io
Vo - 0.3V
800 1050 -
Line Regulation
Load Regulation
Dropout Voltage(*5)
Ripple Rejection
Average Temperature
Coefficient of Output
Voltage
∆Vo/∆VIN VIN=Vo+1V ∼ Vo+6V, Io=30mA
-
∆Vo/∆Io Io=0 ∼ 800mA
-
∆VI -O
Io=500mA
-
RR
ein=200mVrms, f=1kHz, Io=10mA,
Vo=3V Version
-
∆Vo/∆Ta Ta=0 ∼ 85°C, Io=10mA
-
-
0.10
- 0.004
0.18 0.28
75
-
± 50
-
Output Noise Voltage
VNO
f=10Hz ∼ 80kHz, Io=10mA,
Vo=3V Version
-
45
-
Control Current
Control Voltage for ON-state
Control Voltage for OFF-state
ICONT
VCONT(ON)
VCONT(OFF)
VCONT=1.6V, Io=0mA
-
3
12
1.6
-
-
-
-
0.6
(*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.
UNIT
V
µA
nA
mA
%/V
%/mA
V
dB
ppm/°
C
µVrms
µA
V
V
POWER DISSIPATION vs. AMBIENT TEMPERATURE
NJM2846DL3
(Topr=-40~+85°C,Tj=+150°C,PD=10W (TC≤25°C),PD=1W (Ta≤25°C))
12
10
8
θHS=5°C/W
6
θHS=10°C/W
θHS=20°C/W
4
∞ Heat Sink
2
Without Heat Sink
0
-50
-25
0
25
50
75
100
Ambient Temperature Ta(°C)
-4-
Ver.2005-01-20
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