A high-frequency off-line SMR converter with improved performance characteristics

Abstract
A novel offline high-frequency switch-mode rectifier (SMR) converter topology is presented. This topology allows the safe use of lossless single-capacitor switch snubbers from zero to rated load power variation. To ensure the safe and lossless operation of the high-frequency stage under all operating conditions, the inverter stage is analyzed in detail and expressions are derived for the snubber capacitor voltag

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