Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific current responsive fault sensor
Patent
1983-12-29
1985-12-31
Edlow, Martin H.
Electricity: electrical systems and devices
Safety and protection of systems and devices
With specific current responsive fault sensor
361 57, 307200A, H01L 2702, H01L 902, H02H 900
Patent
active
045624542
ABSTRACT:
A semiconductor fuse is disclosed that provides protection against both overcurrent and the abrupt application of a voltage to semiconductor devices. A first means is coupled to an input terminal for providing a signal when a current is applied to the input terminal. A second means is coupled between the input terminal and an output terminal for allowing current to pass therebetween and is coupled to the detecting means and responsive to the signal. A third means is coupled between the output terminal and a ground terminal for shorting a current therebetween. A fourth means is coupled to the input terminal, the second means, and the third means for activating the third means and preventing the second means from responding to the signal when the input current exceeds a predetermined value.
REFERENCES:
patent: 4024417 (1977-05-01), Heuber et al.
patent: 4363064 (1982-12-01), Billings
Saladin Herbert A.
Schultz Warren J.
Bingham Michael D.
Edlow Martin H.
Henn Terri M.
Motorola Inc.
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