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Power supply with separated airflows

  • US 5,831,847 A
  • Filed: 02/05/1997
  • Issued: 11/03/1998
  • Est. Priority Date: 02/05/1997
  • Status: Expired due to Term
First Claim
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1. A power supply adapted to be driven by a primary power source to produce an output voltage, comprising:

  • a case having an air inlet and an air outlet;

    converter means mounted in said case and adapted to be connected to said primary power source for producing said output voltage;

    a fan mounted in said case between said air inlet and said air outlet for providing a separated pair of airflows downstream and upstream of said fan, said pair of airflows passing across different portions of said converter means; and

    a controller operatively coupled to said fan and said converter means for powering said fan in response to output from said converter means exceeding a predetermined amount.

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