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Resonant converter and control method thereof

  • US 20050099827A1
  • Filed: 11/10/2004
  • Published: 05/12/2005
  • Est. Priority Date: 11/11/2003
  • Status: Active Grant
First Claim
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1. A resonant converter for converting a direct current to an alternating current as an alternating current output at a semiconductor switching device driven by a driving section, supplying the alternating current output to a primary side of a transformer via resonance circuit, and converting an alternating current flowing through a secondary side of the transformer to a direct current, said converter comprising:

  • means for making an output frequency of said driving section for driving said semiconductor switching device track a resonant frequency of said resonance circuit or a frequency corresponding to 1/(odd number) thereof.

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