Diodes AM9800 - Manual (Page 2)

Data Sheet
Three Phase Direct PWM Sensorless Motor Driver AM9800
Sep. 2012 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
2
Pin Configuration
GS Package
(SSOP-16)
2
3
4
5
6
7
8
15
14
13
12
11
10
9
16 1
Figure 2. Pin Configuration of AM9800 (Top View)
Pin Description
Pin Number Pin Name Function
1 VO Output pin (V), connected to the motor coil
2 UO Output pin (U), connected to the motor coil
3 VCC Supply voltage
4 COM Motor middle-point connection
5 COMIN Motor position detection comparator filter pin 1
6 FIL Motor position detection comparator filter pin 2
7 OSC OSC startup frequency setting
8 SGND Ground for IC
9 F/R Rotation direction switching
10 FG FG pulse output
11 PWM PWM signal input
12 VG Charge pump step-up output
13 CP Charge pump step-up pulse output pin
14 CPC Charge pump step-up pin
15 RF Output current detection
16 WO Output pin (W), connected to the motor coil