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:
Apr. 04, 2017
Filed:
Jan. 10, 2014
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Rei Yoneyama, Tokyo, JP;
Hiroyuki Okabe, Tokyo, JP;
Nobuya Nishida, Tokyo, JP;
Taichi Obara, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 23/4952 (2013.01); H01L 23/49503 (2013.01); H01L 23/49513 (2013.01); H01L 23/49548 (2013.01); H01L 23/49575 (2013.01); H01L 24/32 (2013.01); H01L 24/73 (2013.01); H01L 2224/27013 (2013.01); H01L 2224/32245 (2013.01); H01L 2224/45144 (2013.01); H01L 2224/48137 (2013.01); H01L 2224/48247 (2013.01); H01L 2224/48464 (2013.01); H01L 2224/73265 (2013.01); H01L 2224/83385 (2013.01); H01L 2924/10158 (2013.01); H01L 2924/12042 (2013.01); H01L 2924/181 (2013.01); H01L 2924/351 (2013.01);
Abstract
A semiconductor device in the preferred embodiment includes: a lead frame comprising a die pad and an electrode terminal; and at least one semiconductor chip bonded to a surface of the die pad, wherein the lead frame excluding a bottom surface thereof and the semiconductor chip are sealed by a sealing resin, and an unevenness is introduced on a bonding interface between the surface of the die pad and the semiconductor chip.