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Method for limiting battery discharging current in battery charger and discharger circuit

  • US 9,735,600 B2
  • Filed: 09/14/2015
  • Issued: 08/15/2017
  • Est. Priority Date: 12/01/2010
  • Status: Active Grant
First Claim
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1. A controller for a single reconfigurable buck/boost power converter couplable to an adapter for receiving power therefrom and couplable to a rechargeable battery which is couplable to deliver power to a load, comprising:

  • a first circuit for operating a pair of electronic switches to receive power from the adapter and to charge the rechargeable battery in a buck mode in which power from the adapter flows into the rechargeable battery; and

    a second circuit for operating the pair of electronic switches for supplying at least a portion of the power delivered to the load in a boost mode in which power flows in a second direction from the battery to the load and to regulate discharge current from the battery when the battery is supplying power to the load.

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