ROHM BA6406F Datasheet

Motor driver ICs

2-phase half-wave motor predriver

BA6406F

The BA6406F is a 2-phase, half-wave motor predriver suited for fan motors.
Features

1) Lock detection and rotational speed sensing mecha­nisms are built in.

2) Compact 8-pin SOP package reduces the number of
external components required.

Absolute maximum ratings

3) Automatic restart when the motor lock is undone.

4) Hall inputs have a hysteresis.

Operating power supply voltage (Ta = 25C)

695

Motor driver ICs BA6406F

Block diagram and application example

Electrical characteristics (unless otherwise noted, Ta = 25C and V

696

CC = 12V)