RH5RI251B 查看數據表（PDF） - RICOH Co.,Ltd.

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RH5RI251B

VFM STEP-UP DC/DC CONVERTER

RICOH Co.,Ltd. 

PIN CONFIGURATION

• SOT-89

• SOT-89-5

5

4

RH5RI

(mark side)

1

2

3

××1A/××2B

PIN DESCRIPTION

××1B

1

2

3

—

—

Pin No.

××2B

1

2

—

3

—

××3B

5

2

4

3

1

(mark side)

1

2

3

Symbol

VSS

OUT

Lx

EXT

CE

Description

Ground Pin

Step-up Output Pin, Power Supply (for device itself)

Switching Pin (Nch Open Drain)

External Tr. Drive Pin (CMOS Output)

Chip Enable Pin (Active Low)

3

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