AM7232 datasheet(3/16 Pages) AMTEK

tên linh kiện	AM7232

Giải thích chi tiết về linh kiện	Single Phase Full-Wave Motor Driver for Fan Motor

PDF	16 Pages

Scroll/Zoom	100%

nhà sản xuất	AMTEK [AMtek SEMICONDUCTORS CO., LTD]

Trang chủ	http://www.amtek-semi.com

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AM7232

Motor Driver ICs

http://www.amtek-semi.com

OCT.. 2

3 V

1..0

Specifications subject to change without notice

- 3 -

 Block Diagram

Fig.1 Block diagram

 Pin Description

PIN No Pin Name

Function

PIN No Pin Name

Function

OUT2

Motor output terminal

RMI

Minimum Speed setting terminal

No Connect

Hi duty slope setting terminal

GND

Analog ground terminal

Low duty slope setting terminal

No Connect

VREF

Reference Voltage terminal

H+

Hall input terminal

PWM

PWM signal input terminal

Hall Bias

VCC

Power supply terminal

H-

Hall input terminal

No Connect

FG signal output terminal

OUT1

Motor output terminal

E-pad

PGND

Power ground terminal

 Truth Table

H+

H-

PWM

OUT1

OUT2

Mode

L (Output Tr : ON)

Operation mode

Z (Output Tr : OFF)

L (Output Tr : ON)

Z (Output Tr : OFF)

L (Output Tr : ON)

Lock mode

Z (Output Tr : OFF)

Z：Open drain output (High impedance)

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