BD2202G(2009) Просмотр технического описания (PDF) - ROHM Semiconductor

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BD2202G
(Rev.:2009)

1ch Small Current Output Power Management Switch ICs

ROHM Semiconductor 

BD2202G,BD2206G

Block diagram

VIN

GND

UVLO

Current

limit

Control logic

Charge

pump

EN

Thermal

shutdown

Fig.38 Block diagram

VOUT

Technical Note

VIN

GND

EN

OUT

NC

Fig.39 Pin configuration

Pin description

Pin Number Pin Name

1

VIN

2

GND

3

EN

4

N.C

I/O

Pin function

Power supply input terminal.

I

Input terminal to the power switch and power supply input terminal of the internal

circuit.

I

Ground.

I

Power Switch enable input.

Active-High Switch on input. A logic high turns the switch on.

-

No connection. Not internally connected.

5

VOUT

O

Power switch output

I/O circuit

Pin Name

Pin Number

Equivalent circuits

EN

3

VOUT

5

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© 2009 ROHM Co., Ltd. All rights reserved.

7/12

2009.05 - Rev.A

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