RH5RI251B 데이터 시트보기 (PDF) - RICOH Co.,Ltd.

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RH5RI251B

VFM STEP-UP DC/DC CONVERTER

RICOH Co.,Ltd. 

RH5RI

• RH5RI××3B

Inductor

NC

VIN

Diode

Lx

OUT

EXT

CE Vss

VOUT

+

Capacitor

Components Inductor (L) : 82µH (Sumida Electric Co., Ltd.)

Diode (D)

: MA721 (Matsushita Electronics Corporation, Schottky Type)

Capacitor (CL) : 22µF (Tantalum Type)

FIG. 3

Inductor

Diode

NC

Cb

Lx

EXT

OUT

VOUT

CE Vss

+

VIN

Rb

Tr

Capacitor

Components Inductor (L)

: 28µH (Troidal Core)

Diode (D)

: HRP22 (Hitachi, Schottky Type)

Capacitor (CL)

: 100µF (Tantalum Type)

Transistor (Tr)

: 2SD1628G

Base Resistor (Rb) : 300Ω

Base Capacitor (Cb) : 0.01µF

FIG. 4

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