General Description

The APX9141 is an integrated Hall Effect Sensor IC designed for electric commutation of DC brushless motor applications. The APX9141 still can operate at as low as 3 volts. The APX9141 is available in low cost TO -92M4 package with 3 different magnetic ranks.

Features

• On-chip Reverse Voltage Protection

• On-chip Hall Sensor

• Low Operating Supply Voltage : 3 V

• High Output Sinking Capability up to 400mA

• Versatile sensitivity and hysteresis setting

• Reliable and Rugged

• 4 pin TO-92M Package

Applications

• Brushless DC Fan

• Revolution Counting

• Brushless DC Motor

• Speed Measurement