A3932SEQ is a three-phase brushless DC motor controller, which supports 12-50V voltage, and has internal fixed off time PWM current control circuit, maximum current limit is set by input reference voltage and external sensing resistor. It also has optional synchronous rectification, 120-degree spacing Hall sensor commutation logic, MOSFET gate-source voltage monitor, bootstrap capacitor charging current monitor, undervoltage lockout, overcurrent protection and etc.