DESCRIPTION
The M54670P is asemiconductor IC to drive abipolar stepper motor directly by  controlling the coil current with the constant current method.

FEATURES
●Wide operating voltage range (10 – 35V)
●Wide output current control range (20 – 800mA)
●Bipolar and constant current drive
●Built in flywheel
●Current level can be changed by steps or continuously.
●Built in a thermal shutdown circuit

APPLICATION
Office automation equipment such as printer, FDD, HDD, and FAX