M54676P - 2-PHASE STEPPER MOTOR DRIVER
The M54676P is a semiconductor IC to drive a bipolar stepper motor by the micro step method by changing the coil current of the motor continuously.
PIN CONFIGURATION (TOP VIEW) OutA Out ∗A SG A Sense A GND GND Vref A Phase A Phase ∗A 1 2 3 4 5 6 7 8 9 20 VM 19 OutB 18 Out ∗B 17 SG B 16 GND 15 GND 1
M54676P Features
* q Highly-accurate micro step drive by chopping sink output transistor and source output transistor simultaneously q Bipolar and constant current drive q Built in a thermal shutdown circuit and standby circuits q Built in flywheel diodes M54676P APPLICATION Office automation equipment such as print
