CIRCUIT PROTECTION DEVICE

CIRCUIT PROTECTION DEVICE

  • CN 1,062,435 A
  • Filed: 12/13/1991
  • Published: 07/01/1992
  • Est. Priority Date: 12/13/1990
  • Status: Abandoned Application
First Claim
Patent Images

1. , a kind of circuit protection device that is used to be connected in series on the circuitry lines;

  • comprise the control circuit electric current and the transistor switch of a control input end is arranged and control the voltage of this control input end and the control device of the overcurrent of response by this switch;

    this control device comprises compares a switch terminals voltage part with reference voltage; and

    making the comparison circuit of switch open circuit during greater than reference voltage when this part, this comparison circuit is powered up by voltage drop on the switching line.

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