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CASCADE BOOST AND INVERTING BUCK CONVERTER WITH INDEPENDENT CONTROL

  • US 20120319604A1
  • Filed: 11/08/2011
  • Published: 12/20/2012
  • Est. Priority Date: 06/17/2011
  • Status: Active Grant
First Claim
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1. A converter system, comprising:

  • a cascade boost converter and inverting buck converter for converting a rectified AC voltage to a DC output current; and

    a controller having input and output control signals referenced to a common voltage, wherein said controller is configured to control switching of said boost converter and switching of said inverting buck converter in an independent manner to decouple operation of said inverting buck converter from operation of said boost converter.

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