Protection circuit for integrated circuit devices

Details Protection circuit for integrated circuit devices Protection circuit for integrated circuit devices

1982-09-22

1984-11-20

Goldberg, E. A.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Load shunting by fault responsive means

361 91, 361111, H02H 900, H02H 904, H02H 322

Patent

active

044842449

ABSTRACT:
A pair of protection circuits, each forming a silicon controlled rectifier (SCR) for protecting a circuit against either negative or positive voltage transients, are formed in a single isolated region together with a bond pad. A second embodiment also includes a sense resistor in the isolated region.

REFERENCES:
patent: 3401319 (1968-09-01), Watkins
patent: 3573550 (1971-04-01), Baker
patent: 3967207 (1976-06-01), Wheatley, Jr.
patent: 4080616 (1978-03-01), Horie
patent: 4114072 (1978-09-01), Willis
patent: 4264941 (1981-04-01), London
patent: 4288830 (1981-09-01), Brasfield
Patent Application: L. R. Avery; Protection Circuit for Integrated Circuit Devices; Filed 12-3-80; S.N. 212,534; Filed 12-1-81; S.N. 326,219.
"IBM Technical Disclosure Bulletin", G. C. Feth et al., vol. 19, No. 6, Nov. 1976, pp. 2297-2301.

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