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. 16, 2024

Filed:

Mar. 25, 2019
Applicant:

Shindengen Electric Manufacturing Co., Ltd., Tokyo, JP;

Inventors:

Naoto Uchida, Saitama, JP;

Yoshimasa Kobayashi, Saitama, JP;

Toshikazu Arai, Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01); H01L 23/00 (2006.01); H01L 23/31 (2006.01);
U.S. Cl.
CPC ...
H01L 23/49503 (2013.01); H01L 23/3107 (2013.01); H01L 23/49524 (2013.01); H01L 23/49541 (2013.01); H01L 23/49551 (2013.01); H01L 24/38 (2013.01); H01L 24/40 (2013.01); H01L 24/41 (2013.01); H01L 24/84 (2013.01); H01L 2924/181 (2013.01);
Abstract

A semiconductor apparatus according to the present invention is a semiconductor apparatus on which a plurality of external terminals are disposed. The semiconductor apparatus includes: a first lead portions having die pads, first outer leads and first inner leads; chips; second lead portions having second outer leads and second inner lead; and a resin. On at least one of the first inner leads, the second inner leads and the die pads, a terminal temperature equalizing structure which restricts a heat transfer amount of heat transferred from the chips to predetermined external terminals, and equalizes respective terminal temperatures of a plurality of external terminals is formed. According to the semiconductor apparatus of the present invention, it is possible to prevent specific external terminals from becoming extremely high temperature when the semiconductor apparatus is mounted.


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