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Tri-level inverter

  • US 7,505,294 B2
  • Filed: 09/09/2003
  • Issued: 03/17/2009
  • Est. Priority Date: 05/16/2003
  • Status: Expired due to Fees
First Claim
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1. A power module, comprising:

  • a module housing;

    a cold plate integrated into the module housing, said cold plate including a direct copper bonded substrate attached to a base plate by a solder layer;

    a DC bus bar including first and second bus bars separated by bus bar insulation that is integrally molded as part of the module housing;

    a set of DC terminals accessible from an exterior of the module housing;

    at least three pairs of AC terminals accessible from the exterior of the module housing; and

    an inverter circuit contained within the module housing, the invertercircuit configurable to selectively switch between at least three output states and electrically coupled between the set of DC terminals and at least one of the pairs of AC terminals.

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