The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 16, 1999
Filed:
May. 22, 1996
Applicant:
Inventor:
Serge Pontarollo, Pont de Claix, FR;
Assignee:
SGS-Thomson Microelectronics S.A., Saint Genis, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361 56 ; 361 915 ;
Abstract
This invention relates to a device for protecting a circuit against voltage surges, including a MOS transistor of a first type connected to first and second supply terminals by its source and its drain, respectively; a MOS transistor of a second type connected between the second supply terminal and the gate of the first type transistor, by its source and its drain, respectively; and a capacitor having a first terminal connected to the first supply terminal and a second terminal connected to the gate of the second type transistor.