×

High side supply shut down circuit

  • US 6,633,475 B2
  • Filed: 06/22/2001
  • Issued: 10/14/2003
  • Est. Priority Date: 06/22/2001
  • Status: Active Grant
First Claim
Patent Images

1. A fuse trigger circuit comprising:

  • a) a central power supply;

    b) a fuse coupled to one side of said central power supply;

    c) a shut down transistor circuit coupled to the low side of said fuse capable of driving a current, said current selectively exceeding the maximum operational current of said fuse to open said fuse; and

    d) a monitoring circuit coupled across the fuse to detect the status of said fuse and enabling said shut down transistor in the event of the occurrence of at least one predetermined parameter.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×