Combination of high-side and low-side current sensing in system for providing power over communication link

Combination of high-side and low-side current sensing in system for providing power over communication link

  • CN 101,129,019 A
  • Filed: 01/13/2006
  • Published: 02/20/2008
  • Est. Priority Date: 01/25/2005
  • Status: Active Application
First Claim
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1. system by communication link power supply comprises:

  • The high-side current sensing circuit is used to measure the high-side current value;

    The low-side current sensing circuit is used to measure the low-side current value;

    WithControl circuit responds the combination of described high-side current value and low-side current value, is used for the detection failure state and responds described high-side current value and low-side current value.

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