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:
Jul. 28, 2015

Filed:

May. 03, 2013
Applicant:

Utac Thai Limited, Bangkok, TH;

Inventors:

Somchai Nondhasitthichai, Bangkok, TH;

Saravuth Sirinorakul, Bangkok, TH;

Assignee:

UTAC Thai Limited, Bangkok, TH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/56 (2006.01); H01L 21/68 (2006.01); H01L 23/31 (2006.01); H01L 23/498 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 21/68 (2013.01); H01L 21/561 (2013.01); H01L 23/3114 (2013.01); H01L 23/49861 (2013.01); H01L 24/97 (2013.01); H01L 24/48 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/32245 (2013.01); H01L 2224/32257 (2013.01); H01L 2224/48247 (2013.01); H01L 2224/73265 (2013.01); H01L 2224/97 (2013.01); H01L 2924/014 (2013.01); H01L 2924/01005 (2013.01); H01L 2924/01006 (2013.01); H01L 2924/01029 (2013.01); H01L 2924/01033 (2013.01); H01L 2924/01047 (2013.01); H01L 2924/01079 (2013.01); H01L 2924/01082 (2013.01); H01L 2924/09701 (2013.01); H01L 2924/12041 (2013.01);
Abstract

A process for forming land grid array semiconductor packages includes a leadframe that is supported by a substrate comprising mold compound. In some embodiments, at least one die is electrically coupled to the leadframe by bondwires. The package comprises a second mold compound to act as an encapsulant. An apparatus for forming a land grid array semiconductor package includes means for molding a leadframe, assembling thereon at least one semiconductor device, applying a second mold, and singulating to form individual devices. A land grid array package comprises a leadframe, a substrate for supporting the leadframe, at least one semiconductor device and a mold compound.


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