KA8329B
VCR PRODUCTS
APPLICATION INFORMATION
1. HALL INPUT
The input signal of the Hall Sensor requires more amplitude than 100mVo-p. and the operating voltage
level of the Hall Sensor is from 1.2V~VCC1-0.8V.
VCC1
1
2
3
4
5
6
More than 1.7V
More than 100mVo-p
More than 1.3V
2. OUTPUT CURRENT DETECTION
ã Pin 11 is usually connected with Rs(approx. 0.5 ), and the motor current is converted to a voltage by
the Rs and provided to a feedback amplifier. Pin 12 is connected to the circuit with the ground side or Rs.
16 VCC2
13 UOUT
14 VOUT
15 WOUT
Rs(0.5ã)
11
12
PM-97-D012
April 1997.