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:
Jun. 27, 1995
Filed:
Mar. 24, 1994
Applicant:
Inventors:
Kazuhiro Morishita, Fukuoka, JP;
Futoshi Tokunoh, Fukuoka, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
257149 ; 257121 ; 257127 ; 257138 ; 257153 ;
Abstract
A reverse conducting gate turn-off thyristor (RC-GTO) includes, in the same semiconductor body, a gate turn-off thyristor, a reverse current diode, and a semiconductor isolation region between the gate turn-off thyristor and the reverse current diode and having a first conductivity type semiconductor layer adjacent an anode electrode and spaced apart second conductivity type high-dopant-impurity-concentration regions opposite the anode electrode.