View mc33362rev2f datasheet:

Order this document by MC33362/D MC33362 Advance Information High Voltage Switching HIGH VOLTAGE Regulator OFF–LINE The MC33362 is a monolithic high voltage switching regulator that is SWITCHING REGULATOR specifically designed to operate from a rectified 120 VAC line source. This integrated circuit features an on–chip 500 V/2.0 A SenseFET power switch, SEMICONDUCTOR 250 V active off–line startup FET, duty cycle controlled oscillator, current limiting comparator with a programmable threshold and leading edge TECHNICAL DATA blanking, latching pulse width modulator for double pulse suppression, high gain error amplifier, and a trimmed internal bandgap reference. Protective features include cycle–by–cycle current limiting, input undervoltage lockout with hysteresis, output ove