Diodes AM9789 - Manual (Page 2)

Data Sheet
Single Phase Full-wave Motor Driver for Silent Fan Motor AM9789
Oct. 2012 Rev. 1. 1 BCD Semiconductor Manufacturing Limited
2
Pin Configuration
M8 Package MM Package
(MSOP-8) (MSOP-10)
1
2
3
4
8
7
6
5
1
2
3
4
8
7
5 6
9
10
DN8 Package DN Package
(DFN-3×3-8) (DFN-3×3-10)
Pin 1 Mark
1
2
3
4 5
8
7
6
Pin 1 Mark
1
2
3
4
5 6
7
8
9
10
Figure 2. Pin Configuration of AM9789 (Top View)
Pin Description
Pin Number
Pin Name Function
MSOP-10/
DFN-3×3-10
MSOP-8/
DFN-3×3-8
1 1 OUT2 Output Connection 2
2 NC No connected
3 3 HIN+ Hall input(+). Connect to Hall element positive output
4 HB Hall bias
5 4 HIN- Hall input(-). Connect to Hall element negative output
6 5 FG Rotation speed output
7 6 PWM PWM signal input terminal
8 2 VCC Power supply
9 7 OUT1 Output Connection 1
10 8 GND Ground