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:
Oct. 13, 1992
Filed:
Mar. 18, 1991
Applicant:
Inventors:
Robert B Davies, Tempe, AZ (US);
Robert J Johnsen, Scottsdale, AZ (US);
Francine Y Robb, Tempe, AZ (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 234 ; 357 231 ;
Abstract
A semiconductor device having a low source inductance are fabricated by having a maximum of two sources each in contact with a region which makes contact to a substrate or back side of the device. The back side source contact also allows the device to be mounted directly to a grounded heatsink.