Zero voltage, zero current switching power factor correction converter with low conduction loss and low switching loss

摘要: A zero voltage, current switching power factor correction converter comprises a boost unit including first switch, second switch and resonant circuit at least comprising two energy storage elements, wherein the is operatively configured to alternatively discharge electric from one of elements load, choke for receiving an AC rectifying coupled between unit, third fourth respectively connected across controller enabling turn on off when flowing through zero, voltage zero.