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. 04, 2023

Filed:

Jan. 29, 2021
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Hiroto Ishiyama, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H05K 1/02 (2006.01); H05K 1/18 (2006.01); H02M 7/00 (2006.01);
U.S. Cl.
CPC ...
H05K 7/209 (2013.01); H02M 7/003 (2013.01); H05K 1/0203 (2013.01); H05K 1/181 (2013.01); H05K 7/20409 (2013.01); H05K 2201/10053 (2013.01);
Abstract

The power conversion device includes: a housing; an electric wiring board stored in the housing; a first heat generating component provided on the one surface of the electric wiring board; a second heat generating component which has a lower heat generation density than the first heat generating component and of which a protruding height from the electric wiring board is equal to or smaller than a protruding height of the first heat generating component, the second heat generating component being provided on the one surface of the electric wiring board; and a third heat generating component which has a lower heat generation density than the first heat generating component and of which a protruding height from the electric wiring board is greater than the protruding height of the first heat generating component, the third heat generating component being provided on another surface of the electric wiring board.


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