NJM2871 Просмотр технического описания (PDF) - Japan Radio Corporation
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NJM2871 Datasheet PDF : 8 Pages
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NJM2871/A, NJM2872/A
s ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
SYMBOL RATINGS UNIT
Input Voltage
Control Voltage
Power Dissipation
Operating Temperature
Storage Temperature
VIN
VCONT
PD
Topr
Tstg
+14
V
+14(note 1)
V
200
mW
−40 ∼ +85
°C
−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=0.1µF, 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
Output Voltage
Quiescent Current
Quiescent Current
at Control OFF
Vo
IQ
IQ(OFF)
Io=30mA
Io=30mA, A Version
Io=0mA, expect Icont
VCONT=0V
-2% − +2% V
-1% − +1% V
− 120 180 µA
−
− 100 nA
Output Current
Io
Vo−0.3V
150 200 - mA
Line Regulation
∆Vo/∆VIN VIN=Vo+1V ∼ Vo+6V, Io=30mA
−
− 0.10 %/V
Load Regulation
∆Vo/∆Io Io=0 ∼ 100mA
−
− 0.03 %/mA
Dropout Voltage
∆VI−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)
Control Voltage for OFF-state VCONT(OFF)
1.6 −
−
V
−
− 0.6 V
(Vo≤2.0V version : VIN=Vo+1V, CIN=0.1µF, Co=4.7uF, Cp=0.01µF, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
Output Voltage
Quiescent Current
Quiescent Current
at Control OFF
Vo
IQ
IQ(OFF)
Io=30mA
Io=30mA, A Version
Io=0mA, expect Icont
VCONT=0V
-2% − +2% V
-1% − +1% V
− 120 180 µA
−
− 100 nA
Output Current
Io
Vo−0.3V
150 200 - mA
Line Regulation
∆Vo/∆VIN 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)
Control Voltage for OFF-state VCONT(OFF)
1.6 −
−
V
−
− 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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