NJM2370U データシートの表示（PDF） - Japan Radio Corporation

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NJM2370U

LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL

Japan Radio Corporation  

NJM2370

s ABSOLUTE MAXIMUM RATINGS

(Ta=25°C)

PARAMETER

SYMBOL RATINGS UNIT

Input Voltage

Control Voltage

Power Dissipation

Operating Temperature Range

Storage Temperature Range

VIN

VCONT

PD

Topr

Tstg

20

V

20(note 1)

V

(SOT-89) 350

(VSP8) 320

mW

−40 ∼ +85

°C

−40 ∼ +125 °C

(note 1)When input voltage is less than +20V, the absolute maximum

control voltage is equal to the input voltage.

s ELECTRICAL CHARACTERISTICS

(Ta=25°C)

PARAMETER

SYMBOL

CONDITIONS

MIN. TYP. MAX. UNIT

Output Voltage

Quiescent Current 1

Quiescent Current 2

Output Current

Line Regulation

Vo

IQ1

IQ2

Io

∆Vo/∆VIN

VIN=Vo+1V, Io=30mA

Io=0mA,expect ICONT

CONTROL−GND short

(Vo−0.3V)

VIN=(Vo+1V) ∼ (Vo+6V)

Vo=2V to 14V

−3% − +3% V

− 180 −

µA

−

− 100 nA

150 180 − mA

−

− 0.12 %/V

VIN=(Vo+1V) ∼ (Vo+5V)

Vo=15V

−

− 0.12 %/V

Load Regulation

Dropout Voltage

Ripple Rejection

Average Temperature

Coefficient of Output

Voltage

∆Vo/∆Io

∆VI-O

R•R

∆Vo/∆Ta

Io=0 ∼ 60mA

Io=30mA

f=400Hz, ein=100mVp-p

VIN=Vo+1.5V, Io=10mA

Ta=−20 ∼ 75°C, Io=10mA

VIN=Vo+1.5V

−

− 0.03 %/mA

−

0.1 0.3

V

−

60

−

dB

− 0. 2 − mV/°C

Output Noise Voltage VNO

10Hz< f < 80kHz, Io=10mA, Vo=3V

−

30

− µVrms

(note 2)Please confirm the specification separately because some parameters depend on output voltage.

s TEST CIRCUIT

A IIN

VIN

+

0.1µF

VIN

VOUT

ＮＪＭ2370

A ICONT

CONTROL

NOISE

BYPASS

V VCONT

GND

+

10µF

Cp

IOUT V VOUT

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NJM2370_databook00_01

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