AM7301 datasheet(3/12 Pages) AMTEK

tên linh kiện	AM7301

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

PDF	12 Pages

Scroll/Zoom	100%

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

Trang chủ	http://www.amtek-semi.com

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AM7301

Motor Driver ICs

http://www.amtek-semi.com

Aug.. 2

3 V

1..6

Specifications subject to change without notice

- 3 -

 Block Diagram

Fig.1 Block diagram

 Pin Description

PIN No

Pin Name

Function

GND

Ground terminal

OUT2

Motor output terminal

VRS

Rotation Speed Setting terminal.

H+

Hall input terminal

Hall Bias

H-

Hall input terminal

FG signal output terminal

RD signal output terminal

CPWM

Oscillation pin with external capacitor

VCC

Power supply terminal

Output supply terminal

OUT1

Motor output terminal

 Truth Table

H+

H-

PWM

OUT1

OUT2

Mode

L (Output Tr : ON)

L (Output Tr :

ON)

Operation mode

Z (Output Tr : OFF)

L (Output Tr : ON)

Z (Output Tr : OFF)

L (Output Tr : ON)

Z (Output Tr :

OFF)

Lock mode

Z (Output Tr : OFF)

Z：Open drain output (High impedance)

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