NJM2871B Просмотр технического описания (PDF) - Japan Radio Corporation

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NJM2871B

Low Dropout Voltage Regulator

Japan Radio Corporation  

TEST CIRCUIT

A IIN

VIN

VOUT

VIN

NJM287*B

0.1µF

A ICONT

V VCONT

NOISE

CONTROL BYPASS

GND

NJM2871B/72B

1.0µF *5

V IOUT

VOUT

Cp=0.01µF

*5 1.8V<Vo ≤ 2.6V version : Co=2.2µF

Vo≤ 1.8V version : Co=4.7µF

TYPICAL APPLICATION

1 In the case where ON/OFF Control is not required:

VIN

VIN

VOUT

0.1µF

R

(0∼300kΩ)

NJM287*B

CONTROL

NOISE

BYPASS

GND

VOUT

1.0µF *6

Cp=0.01µF

*6 1.8V<Vo ≤ 2.6V version : Co=2.2µF

Vo≤1.8V version : Co=4.7µF

Connect control terminal to VIN terminal

The quiescent current can be reduced by using a resistance “R”. Instead, it increases the minimum operating

voltage. For further information, please refer to Figure “Output Voltage vs. Control Voltage”.

Ver.2005-01-25

-3-

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