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Control circuit and method of electric output modes

  • US 20060061921A1
  • Filed: 09/20/2004
  • Published: 03/23/2006
  • Est. Priority Date: 09/20/2004
  • Status: Active Grant
First Claim
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1. A control circuit of electric output mode for use on a stacked power supply system which has a circuit board to integrate a plurality of power supply devices to output electricity, the circuit board comprising:

  • a control circuit includes a parallel power supply mode and a backup power supply mode, and is connected to a switch device which provides a first signal source and a second signal source corresponding respectively to the parallel power supply mode and the backup power supply mode to allow users to select an actuation signal output from the control circuit to determine the parallel power supply mode or the backup power supply mode for the power supply devices.

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