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Multiple driver power supply

  • US 8,446,741 B1
  • Filed: 07/25/2011
  • Issued: 05/21/2013
  • Est. Priority Date: 03/03/2007
  • Status: Expired due to Fees
First Claim
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1. A power supply, comprising:

  • a bridge network comprising an upper switch, a lower switch and a control input, the upper switch and the lower switch being connected in series between a power input and a ground, the control input being connected to the lower switch, the upper switch being controlled by an output of the lower switch;

    a current mirror connected to the control input and to a reference current source, wherein an electrical current through the lower switch is adapted to be controlled by a reference current from the reference current source; and

    a stealer switch connected between the control input and the ground.

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