ROHM BA6407AF Datasheet

Motor driver ICs

2-phase half-wave motor driver

BA6407AF

The BA6407AF is a motor driver dedicated to 12V fan motors. Built-in output transistors reduce the number of external
components required. The IC has a lock signal output pin.

Applications
Fan motors

Features

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

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

Absolute maximum ratings (Ta = 25C)

3) Automatic restart when the motor lock is undone.

Recommended operating conditions (Ta = 25C)

700

Motor driver ICs BA6407AF

Block diagram

Pin descriptions

701