BM81810MUF-M datasheet(3/78 Pages) ROHM

部品番号	BM81810MUF-M

部品情報	Automotive Panel Power Management IC

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メーカー	ROHM [Rohm]

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BM81810MUF-M

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3/75

TSZ02201-0A3A0AS00510-1-2

15.May.2020 Rev.001

TSZ22111

• 15 • 001

www.rohm.com

Pin Configuration

(TOP VIEW)

1

2

3

4

5

7

6

8

VCP

CPP1

DRP

DRN

VGL

CGND

VCOM

NEG

GSIN

SDA

SCL

RST

VDD

SWB

PGNDB

EN

EXP-PAD

Pin Descriptions

No.

Name

Function

No

Name

Function

1

VINB

Buck DC/DC power supply input

17

CPP2

Built-in Positive charge pump switching Di

output 3

2

VREG

Inner power supply output

18

VGH

Positive charge pump feedback & Power Input

of Gate Pulse Modulation

3

VIN

Boost DC/DC load switch input

19

GSOUT

Output of Gate Pulse Modulation

4

VLSO

Boost DC/DC load switch output

20

RE

Slope Setting Pin for Gate Pulse Modulation

5

PGND

Boost DC/DC ground

21

WPN

Active Low of EEPROM Writing protection.

6

SW

Boost DC/DC switching pin

22

NTC

Slope setting pin for temperature compensation

of the VON and VCOM

7

PAVDD

Boost DC/DC output & output feedback

Power Input of DRN

23

FAULT

FAULT signal output

8

AVDD

Power Input of VCOM , DRP

24

PG/

LDSW

Power Good signal output or

Load SW of PAVDD.

9

NEG

Negative Input of VCOM Amplifier

25

GSIN

Input of Gate Pulse Modulation

10

VCOM

VCOM amplifier output

26

SDA

Serial clock data input (I2C)

11

CGND

Charge pump ground

27

SCL

Serial clock input (I2C)

12

VGL

Negative charge pump feedback

28

RST

Reset output

13

DRN

Negative charge pump driver pin

29

VDD

Buck DC/DC or LDO output feedback input

14

DRP

Positive charge pump driver pin

30

SWB

Buck DC/DC switching pin or LDO output pin

15

CPP1

Built-in Positive charge pump switching Di

output 1

31

PGNDB

Buck DC/DC ground

16

VCP

Built-in Positive charge pump switching Di

output 2

32

EN

Enable input

-

EXP

-PAD

Connect to Ground.

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