Clock controlled Unipolar stepping motor driver

Features

・BiCD processed monolithic integrated circuit.

・Capable of operating one unipolar stepping motor.

・PWM controlled constant current drive.

・Full, half(a), half(b), quarter, 1/8, 1/16, and 1/32 step resolution.

・Low on resistance(0.25Ω(typ.) output MOSFET.

・High voltage and current (For specification, please refer to the absolute maximum ratings and operating ranges).

・Brake mode function

・Standby (low power) mode function

・Error detect feedback signal output function (Over current/Thermal shutdown).

・Error detect function (Thermal shutdown(TSD), Over current(ISD), Low voltage(POR)).

・Built-in VCC regulator for internal circuit use.

・Fixed off time can be adjusted by external components.