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:
Jul. 04, 2017
Filed:
Dec. 01, 2015
Shinko Electric Industries Co., Ltd., Nagano, JP;
Tetsuichiro Kasahara, Taipei, TW;
Naoya Sakai, Nagano, JP;
Hideki Kobayashi, Nagano, JP;
Masayuki Okushi, Nagano, JP;
SHINKO ELECTRIC INDUSTRIES CO., LTD., Nagano, JP;
Abstract
A semiconductor device includes a lead frame having terminals, a semiconductor chip electrically coupled to the terminals, and a resin part configured to encapsulate the semiconductor chip such as to expose part of the terminals, wherein a given one of the terminals includes a first lead and a second lead welded together such that an upper face of the first lead is placed against a lower face of the second lead, wherein the lower face of the second lead extends further than the upper face of the first lead toward the semiconductor chip in a longitudinal direction of the terminal, and also extends further sideways than the upper face of the first lead in a transverse direction of the terminal, and wherein an area of the lower face of the second lead is covered with the resin part, the area extending further than the upper face of the first lead.