BD2221G(2009) 데이터 시트보기 (PDF) - ROHM Semiconductor

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BD2221G
(Rev.:2009)

Silicon Monolithic USB High side switch IC

ROHM Semiconductor 

3/4

◇Block diagram

GND

OCD

Delay

Counter

SQ

/OC

R

UVLO

/EN

VIN

Charge

pump

TSD

VOUT

◇Pin description

Pin No.

1

2

3

4

5

Pin Name

VIN

GND

/EN

/OC

VOUT

Function

Power supply input.

Input terminal to switch and power supply input terminal

of the internal circuit.

Ground.

Enable input.

Power switch on at Low level.

Over current output.

Low level at over current detection.

Open drain output.

Switch output.

◇Package

Lot No.

REV. A

SSOP5

(Unit : mm)

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