Protection circuit for a semiconductor device

Details Protection circuit for a semiconductor device Protection circuit for a semiconductor device

1979-12-14

1982-10-26

Edlow, Martin H.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

357 53, 357 24, 307318, 323231, 323230, 357 23, H01L 2990

Patent

active

043565026

ABSTRACT:
A protection circuit for a semiconductor substrate comprises a semiconductor substrate of a first conductivity type, a first region of a second conductivity type formed in the semiconductor substrate, a second region of the first conductivity type formed in the first region, a means for applying a reverse bias to a PN junction formed between the semiconductor substrate and the first region and a PN junction formed to the first and second regions, and a wiring for electrically connecting the second region to the semiconductor device to be protected.

REFERENCES:
patent: 4131908 (1978-12-01), Daub

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