Integrated circuit process compatible surge protection resistor

Details Integrated circuit process compatible surge protection resistor Integrated circuit process compatible surge protection resistor

1978-08-23

1979-09-18

Tupman, W.

Metal working

Method of mechanical manufacture

Assembling or joining

29591, 29610R, B01J 1700

Patent

active

041678044

ABSTRACT:
A monolithic integrated circuit structure having an integral high value surge protection resistor of polycrystalline silicon on a thermally grown thick silicon dioxide plateau having no surface diffusion regions thereunder. The structure can be made by merely adding intermediate steps to existing integrated circuit processing. It is capable of absorbing transients of hundreds of volts.

REFERENCES:
patent: 3498833 (1970-03-01), Lehrer
patent: 3519901 (1970-07-01), Bean
patent: 3576478 (1971-04-01), Watkins
patent: 3864817 (1975-02-01), Lapham
patent: 4001762 (1977-01-01), Aoki

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