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:
Feb. 24, 2004
Filed:
Sep. 05, 2002
Applicant:
Inventors:
Kelly C. Casey, Flower Mound, TX (US);
Elmer L. Turner, Jr., Irving, TX (US);
Dimitris Jim Pelegris, Mount Prospect, IL (US);
Assignee:
Teccor Electronics, LP, Irving, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/972 ; H01L 2/951 ; H01L 2/996 ; H01L 2/973 ;
U.S. Cl.
CPC ...
H01L 2/972 ; H01L 2/951 ; H01L 2/996 ; H01L 2/973 ;
Abstract
A semiconductor thyristor device incorporates buried regions to achieve low breakover voltage devices, and the buried regions are offset laterally with respect to the emitter regions. The low voltage thyristor devices can be incorporated into five-pin protection modules for protecting customer circuits.