AH9279 Datasheet (BCD) - TWO PHASE DUAL-COIL CMOS SMART FAN MOTOR DRIVER

AH9279, TWO PHASE DUAL-COIL CMOS SMART FAN MOTOR DRIVER

The AH9279 is a most advanced fan control and drive Hall IC manufactured by special CMOS process.

This IC consists of voltage reference, Hall sensor, signal amplifier, wave shaping circuit, locked rotor detector, locked rotor protection and restart circuit, output drive circuit, etc..

To allow survi

AH9279 Features

* On Chip Hall Sensor

* Built-in Zener Diodes Protection for Output Driver

* Power Efficient CMOS and Power MOSFET Drivers Allow 400mA Without Overheating

* 5V and 12V Operation

* High Sensitivity for Switching Symmetry

* Locked Rotor Shutdown and Auto