NON-RESONANT ZERO CURRENT MULTIPLE-OUTPUT POWER CONVERTER

摘要

Various exemplary embodiments relate to a power conversion device, including an input configured to receive input power, a first-stage circuit connected to the input configured to provide galvanic isolation between the input and a second-stage circuit, wherein the first-stage circuit comprises at least one first-stage power conversion unit, each first-stage power conversion unit including at least two primary switches, at least two secondary transistor switches, and an isolation transformer including a primary winding and a secondary winding, the second-stage circuit connected to an output of the first-stage circuit, the second-stage circuit comprising at least one second-stage power conversion unit configured to regulate the voltage to at least one output connected to a load, each at least one second-stage power conversion unit comprising a controller, a master circuit connected to the at least one controller, the master circuit configured to synchronize switching in the at least one second-stage power conversion unit, and where the master circuit is configured to drive the primary switches and the secondary transistor switches in the at least one first-stage power conversion unit.