MOSFET Calculator

MOSFET PWM Frequency Loss Calculator

Estimate how PWM frequency affects MOSFET switching loss and gate drive current.

MOSFET PWM Frequency Loss Calculator Formula

Psw proportional to f, Igate = Qg x f

Useful for motor drivers, LED drivers, DC/DC converters, power switches and MCU-controlled loads.

Design note

Always check MOSFET datasheet limits, thermal resistance, gate charge, safe operating area and PCB copper area.

Result will appear here.