RE5RE20AA 查看數據表（PDF） - RICOH Co.,Ltd.

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RE5RE20AA

VOLTAGE REGULATOR FOR MIDDLE OUTPUT CURRENT

RICOH Co.,Ltd. 

R×5RE

OPERATION

VIN

GND

Error Amplifire

–

+

VOUT

R1

Vref

R2

GND

FIG. 1 Brock Diagram

Output Voltage VOUT divided at the node between

Registers R1 and R2 is compared with Reference Voltage

by Error Amplifier, so that a constant voltage is output.

TEST CIRCUITS

VIN

VIN

R×5RE

VOUT

IOUT

VOUT

SERIES

CI +

1µF

GND

+ Co

1µF

ISS

VIN

VIN

R×5RE

SERIES

CI +

1µF

GND

VOUT

FIG. 2 Test Circuit

VIN

R×5RE

VOUT

SERIES

VOUT

P.G

GND +

Ro

Co

0.1µF

FIG. 4 Line Transient Response Test Circuit

FIG. 3 Quiescent Current Test Circuit

10

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