A family of improved ZVT PWM converters using an auxiliary resonant source

This paper presents a novel family of Zero Voltage Transition (ZVT) DC-DC PWM Converters that uses a resonant circuit as auxiliary commutation source to control the current through the auxiliary switch without additional current stresses on main devices. The improved ZVT commutation cell enables the main switch to be turned on and off at Zero Voltage Switching (ZVS) and the auxiliary switch to be turned on and off at Zero Current Switching (ZCS) from zero to full-load.

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Bibliographic Details
Main Authors: Martins,M. L., Pinheiro,H., Pinheiro,J. R., Gründling,H. A., Hey,H. L.
Format: Digital revista
Language:English
Published: Sociedade Brasileira de Automática 2003
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-17592003000400009
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