General Description

The APX9031 is an integrated Hall Effect Sensor IC designed for electric commutation of DC brushless motor applications. Even with a reverse voltage protection diode, the APX9031 still can operate at as low as 3 volts. The APX9031 is available in low cost TO-92M3 and SOT-89 packages with 3 different magnetic ranks.

Features

• On-chip Hall Sensor

• Low Operating Supply Voltage : 3 V with Reverse Voltage Protection

• Versatile sensitivity and hysteresis setting

• Reliable and Rugged

• TO-92M3 and SOT-89 packages

Applications

• Brushless DC Motor

• Brushless DC Fan

• Speed Measurement

• Revolution Counting