ESD protection circuit

Details ESD protection circuit ESD protection circuit

2008-07-08

2008-07-08

Leja, Ronald W (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

Load shunting by fault responsive means

Reexamination Certificate

active

11280215

ABSTRACT:
An ESD protection circuit is disclosed. The ESD protection circuit includes a stacked MOS circuit, and a trigger current generator. The object of the stacked MOS circuit is to be the first releasing path of the ESD current; the object of the trigger current generator is to generate the trigger current to turn on the stacked MOS circuit, and then the stacked MOS circuit would be the first releasing path of the ESD current.

REFERENCES:
patent: 5946177 (1999-08-01), Miller et al.
patent: 6327126 (2001-12-01), Miller et al.
patent: 6671153 (2003-12-01), Ker et al.
patent: 6690555 (2004-02-01), Pasqualini
patent: 6954098 (2005-10-01), Hsu et al.
patent: 7221551 (2007-05-01), Chen
patent: 7289307 (2007-10-01), Ker et al.

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