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Single-stage digital power converter for driving LEDs

  • US 7,378,805 B2
  • Filed: 03/22/2005
  • Issued: 05/27/2008
  • Est. Priority Date: 03/22/2005
  • Status: Active Grant
First Claim
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1. A power converter for driving at least one light-emitting diode (LED), the power converter comprising a single stage operable to provide both power factor correction (PFC) for input power and control of current delivered to the at least one LED, the single stage having no more than one inductor for power conversion, wherein the single stage comprises a sine table module for reducing total-harmonic-distortion (THD).

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