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NJM2872AF Datasheet(PDF) 2 Page - New Japan Radio

Part # NJM2872AF
Description  LOW DROPOUT VOLTAGE REGULATOR
Download  8 Pages
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Manufacturer  NJRC [New Japan Radio]
Direct Link  http://www.jrc.co.jp/eng/index.html
Logo NJRC - New Japan Radio

NJM2872AF Datasheet(HTML) 2 Page - New Japan Radio

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NJM2871/A, NJM2872/A
s ABSOLUTE MAXIMUM RATINGS
(Ta=25
°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
+14
V
Control Voltage
VCONT
+14(note 1)
V
Power Dissipation
PD
200
mW
Operating Temperature
Topr
−40 ∼ +85
°C
Storage Temperature
Tstg
−40 ∼ +125
°C
(note 1) When input voltage is less than +14V, the absolute maximum
control voltage is equal to the input voltage.
s ELECTRICAL CHARACTERISTICS
(Vo>2.0V version :
VIN=Vo+1V, CIN=0.1
µF, Co=1.0uF: Vo≥2.7V (Co=2.2uF: Vo≤2.6V), Cp=0.01µF, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Io=30mA
-2%
+2%
V
Output Voltage
Vo
Io=30mA, A Version
-1%
+1%
V
Quiescent Current
IQ
Io=0mA, expect Icont
120
180
µA
Quiescent Current
at Control OFF
IQ(OFF)
VCONT=0V
100
nA
Output Current
Io
Vo
−0.3V
150
200
-
mA
Line Regulation
∆Vo/∆V
IN
VIN=Vo+1V
∼ Vo+6V, Io=30mA
0.10
%/V
Load Regulation
∆Vo/∆Io
Io=0
∼ 100mA
0.03
%/mA
Dropout Voltage
∆V
I
−O
Io=60mA
0.10
0.18
V
Ripple Rejection
RR
ein=200mVrms,f=1kHz, Io=10mA
VIN=Vo+1V, Vo=3V Version
70
dB
Average Temperature
Coefficient of Output Voltage
∆Vo/∆Ta
Ta=0
∼85°C, Io=10mA,
Vo=3V Version
0.2
mV/
°C
Output Noise Voltage
VNO
f=10Hz
∼80kHz, Io=10mA,
Vo=3V Version
30
µVrms
Control Voltage for ON-state
VCONT(ON)
1.6
V
Control Voltage for OFF-state VCONT(OFF)
0.6
V
(Vo
≤2.0V version : V
IN=Vo+1V, CIN=0.1
µF, Co=4.7uF, Cp=0.01µF, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Io=30mA
-2%
+2%
V
Output Voltage
Vo
Io=30mA, A Version
-1%
+1%
V
Quiescent Current
IQ
Io=0mA, expect Icont
120
180
µA
Quiescent Current
at Control OFF
IQ(OFF)
VCONT=0V
100
nA
Output Current
Io
Vo
−0.3V
150
200
-
mA
Line Regulation
∆Vo/∆V
IN
VIN=Vo+1V
∼ Vo+6V, Io=30mA
0.10
%/V
Load Regulation
∆Vo/∆Io
Io=0
∼ 100mA
0.03
%/mA
Ripple Rejection
RR
ein=200mVrms,f=1kHz, Io=10mA
VIN=Vo+1V, Vo=1.8V Version
75
dB
Average Temperature
Coefficient of Output Voltage
∆Vo/∆Ta
Ta=0
∼85°C, Io=10mA,
Vo=1.8V Version
0.13
mV/
°C
Output Noise Voltage
VNO
f=10Hz
∼80kHz, Io=10mA,
Vo=1.8V Version
22
µVrms
Control Voltage for ON-state
VCONT(ON)
1.6
V
Control Voltage for OFF-state VCONT(OFF)
0.6
V
(note 2) 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.


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