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.

Date of Patent:
Oct. 16, 2018

Filed:

Sep. 29, 2017
Applicant:

Nxp Usa, Inc., Austin, TX (US);

Inventors:

Ibrahim Khalil, Chandler, AZ (US);

David Cobb Burdeaux, Chandler, AZ (US);

Damon Holmes, Chandler, AZ (US);

Hernan Rueda, Chandler, AZ (US);

Partha Sarathi Chakraborty, Chandler, AZ (US);

Assignee:

NXP USA, INC., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/417 (2006.01); H01L 29/08 (2006.01); H01L 23/532 (2006.01); H01L 23/528 (2006.01); H01L 29/423 (2006.01); H01L 23/522 (2006.01); H01L 29/78 (2006.01); H01L 23/047 (2006.01); H01L 23/495 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 29/41775 (2013.01); H01L 23/5226 (2013.01); H01L 23/5283 (2013.01); H01L 23/53238 (2013.01); H01L 29/0847 (2013.01); H01L 29/41758 (2013.01); H01L 29/4238 (2013.01); H01L 23/047 (2013.01); H01L 23/49558 (2013.01); H01L 23/49575 (2013.01); H01L 24/48 (2013.01); H01L 24/49 (2013.01); H01L 29/7816 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/48137 (2013.01); H01L 2224/49096 (2013.01); H01L 2224/49112 (2013.01); H01L 2224/49175 (2013.01);
Abstract

An embodiment of a transistor die includes a semiconductor substrate a drain region, a channel region, a drain terminal, and a conductive gate tap. The conductive gate tap includes a distal end that is coupled to a gate structure over the channel region. A first segment of the drain region is adjacent to the distal end of the gate tap. The drain terminal includes a drain runner formed from one or more portions of the patterned conductive layers. A plurality of drain pillars electrically connects the drain runner to second and third segments of the drain region, and a plurality of second drain pillars electrically connect the drain runner and the third drain region segment. The build-up structure over the second drain region segment between the first and second drain pillars is devoid of electrical connections between the drain runner and the drain region.


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