PEREE ZVS PWM converter and zcs PwM converter Feature: use of auxiliary switch L VD VD Basic switching cells for a)ZVS PWM and b)ZCS PWMPower Electron cs i 11 ZVS PWM converter and ZCS PWM converter ZVS PWM converter and ZCS PWM converter Feature: use of auxiliary switch Feature: use of auxiliary switch S Lr Cr VD L S1 S VD Lr L Cr S1 a) b) Basic switching cells for a) ZVS PWM and b) ZCS PWM