Data Sheet

Single Phase Full Wave Direct PWM Motor Driver

AM4963/AM4963R

Sep. 2011 Rev. 1. 0

BCD Semiconductor Manufacturing Limited

3

Pin Description

Pin Number

HTSSOP-14

SSOP-16

Pin Name

Function

1

2

OUT2

Driver output2

2

3

VCC

Power

3

4

VMIN

Minimum duty setting

4

5

PWM

PWM pulse adjustable input

5

6

CF

PWM Filter capacitor input

6

7

FG/RD

Rotation speed indicator or Rotation/lock state indicator

7

8

RT

Thermal sensitive

8

9

TL

Low temperature set resistor

9

10

HIN+

Hall sensor input+

10

11

HIN-

Hall sensor input-

11

12

RADJ

Alpha slope adjustable

12

13

CT

Lock and rotation setting capacitor terminal

13

15

TH

High temperature set resistor

14

16

OUT1

Driver output1

1

PGND

Power ground

14

SGND

Signal ground