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Switched capacitor system for automatic battery equalization

  • US 5,710,504 A
  • Filed: 05/20/1996
  • Issued: 01/20/1998
  • Est. Priority Date: 05/20/1996
  • Status: Expired due to Term
First Claim
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1. An apparatus for equalizing output voltages of at least two batteries comprising:

  • a capacitive storage element;

    first and second switching circuits coupled to said storage element;

    a control circuit wherein said control circuit is coupled to said switching circuits and wherein said switching circuits, in response to said control circuit, couple said storage element to first one battery and then the other thereby equalizing output voltages thereof.

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