... over-voltage and under-voltage protection for high-side and low-side driver supply, gate-source voltage limitation of high-side ... voltage range, No noise, hall-free, power,etc.Applications: External rotor motor, centrifugal fan, centrifugal blower, axial fan in HVAC ... , External rotor brushless dc motor, EC motor, energy saving motor,etc. Low noise 48V BLDC Fan motor driver or controller with tach ...