ROHM BA6845FS Datasheet

Motor driver ICs

Stepping motor driver

BA6845FS

The BA6845FS is a stepping motor driver with a maximum output current of 1.0A. The logic input allows three output
modes : forward, reverse, and power save. The IC has a low output saturation voltage and is capable of driving motors
at low supply voltage.

Applications
Stepping motors for floppy disk drives

Features

1) Low output saturation voltage.

2) Power save circuit.

3) Thermal shutdown circuit.

Absolute maximum ratings (Ta = 25C)

Recommended operating conditions (Ta = 25C)

735

Motor driver ICs BA6845FS

Block diagram

736