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:
Nov. 20, 2018

Filed:

Mar. 23, 2017
Applicant:

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

Inventors:

Jinbang Tang, Chandler, AZ (US);

Aruna Manoharan, Chandler, AZ (US);

Norman Lee Owens, Sun Lakes, AZ (US);

Gary Carl Johnson, Tempe, AZ (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01); H01L 23/31 (2006.01); H01L 21/48 (2006.01); H01L 21/56 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49524 (2013.01); H01L 21/4825 (2013.01); H01L 21/4828 (2013.01); H01L 21/4842 (2013.01); H01L 21/56 (2013.01); H01L 23/3107 (2013.01); H01L 23/4951 (2013.01); H01L 23/4952 (2013.01);
Abstract

A semiconductor device includes a lead frame site including a die attach region and corrugated metal leads around the die attach region. Each of the corrugated metal leads includes two or more corrugations. Each of the two or more corrugations includes a first flat horizontal portion, a first vertical portion with a first end directly adjacent and connected to a first end of the first flat horizontal portion, a second flat horizontal portion with a first end directly adjacent and connected to a second end of the first vertical portion, and a second vertical portion with a first end directly adjacent and connected to a second end of the second flat horizontal portion. The first flat horizontal portion is in a different plane than the second flat horizontal portion.


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