General Description

The SDC1576 is an integrated Hall sensor with H-bridged output driver designed for brushless DC motor applications. The IC includes high sensitivity hall sensor, chopper stabilized amplifier, dynamic offset cancellation, thermal protection and active reverse battery protection. The high sensitivity of Hall-effect sensor is suitable for motors from mini-type CPU coolers to blowers and DC fans. Typical operation current is 300mA and operating voltage range is wide.

Features

■ One-chip Hall Sensor

■ Wide operating voltage range: 3.2V~18V

■ Output current: 300mA(Continuous)

■ Output thermal shutdown protection

■ Lock protection and auto-restart

■ Active reverse battery protection

Applications

■ Single Phase BLDC Fans

■ Single Phase BLDC Motors