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. 12, 2022

Filed:

May. 06, 2020
Applicant:

Rohm Co., Ltd., Kyoto, JP;

Inventor:

Keisuke Wakamoto, Kyoto, JP;

Assignee:

ROHM CO., LTD., Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/367 (2006.01); H01L 23/427 (2006.01); H01L 21/48 (2006.01); H01L 23/373 (2006.01); H01L 23/00 (2006.01); H01L 25/07 (2006.01); H01L 23/467 (2006.01); H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
H01L 23/3672 (2013.01); H01L 21/4882 (2013.01); H01L 23/3735 (2013.01); H01L 23/427 (2013.01); H01L 23/467 (2013.01); H01L 24/73 (2013.01); H01L 25/072 (2013.01); H01L 2224/73265 (2013.01); H01L 2924/1033 (2013.01); H01L 2924/10253 (2013.01); H01L 2924/10272 (2013.01); H01L 2924/1203 (2013.01); H01L 2924/13055 (2013.01); H01L 2924/13064 (2013.01); H01L 2924/13091 (2013.01); H01L 2924/14252 (2013.01); H02P 27/06 (2013.01);
Abstract

The semiconductor apparatus includes: a thermal source TS including a semiconductor device generating heat in an operating state; a thermal diffusion unit thermally connected to the thermal source TS, the thermal diffusion unit including space in a direction opposite to the thermal source; a plurality of air-cooling fin units disposed in the space of the thermal diffusion unit, one end of the plurality of fin unit is connected to the thermal diffusion unit; and a base unit connected to the thermal diffusion unit, wherein the plurality of air-cooling fin units is connected to the base unit through a plurality of thermal contact units CP, CP, CP, . . . , CPn. Provide is an air-cooling type semiconductor apparatus, power module, and power supply, each having high heat dissipation performance and realizing light weight.


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