Description
Pin No.
1.3V 11 2 2 FF Setting FF speed setting pin O VCC
1.3V 1
AN6657, AN6657S
Equivalent Circuit
VREF
3 3 Speed Control Controls the speed I
4
Phase Compensation
Oscillation prev
Features
- Wide operating
supply voltage range ; V CC =4.5V to
14V.
- Stable reference voltage (1.3V) and easy speed control.
- Large starting torque and maximum control torque.
- Good secular drift because of external power transistor.
- Provided with the motor stop function ; ICC =20µA or less at stop time.
- Capable of controlling forward/reverse rotation, fast forward/constant speed, and start/stop via 3 input pins
0.51min. 3.8±0.25 (3.45)
0.3.
AN6657S Datasheet
