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:
Aug. 27, 2019
Filed:
May. 09, 2018
Applicant:
Shinko Electric Industries Co., Ltd., Nagano-shi, Nagano, JP;
Inventors:
Assignee:
SHINKO ELECTRIC INDUSTRIES CO., LTD., Nagano-Shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/49 (2006.01); H01L 23/495 (2006.01); H01L 23/00 (2006.01); H01L 21/48 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49548 (2013.01); H01L 21/4828 (2013.01); H01L 23/49513 (2013.01); H01L 23/49541 (2013.01); H01L 23/49582 (2013.01); H01L 24/48 (2013.01); H01L 2224/16245 (2013.01); H01L 2224/32245 (2013.01); H01L 2224/45144 (2013.01); H01L 2224/45147 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/48247 (2013.01); H01L 2224/73265 (2013.01); H01L 2924/181 (2013.01);
Abstract
A lead frame includes a frame part, a lead extending inward from the frame part and having a front surface and a back surface, and an external connection terminal formed at a part of the lead in an extension direction and protruding from the back surface of the lead. The lead includes a pentagonal shape in a cross-section where the front surface of the lead faces upward, the pentagonal shape having a quadrangular main body part and a triangular protrusion protruding from a lower surface of the main body part. A width of a lower end of the main body part is smaller than a width of an upper end of the main body part.