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:
Nov. 15, 2022
Filed:
Mar. 12, 2020
Applicant:
Tamura Corporation, Tokyo, JP;
Inventors:
Assignee:
TAMURA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 5/00 (2006.01); H02M 1/08 (2006.01); H03K 17/567 (2006.01); H05K 5/02 (2006.01);
U.S. Cl.
CPC ...
H05K 5/0065 (2013.01); H02M 1/08 (2013.01); H03K 17/567 (2013.01); H05K 5/0021 (2013.01); H05K 5/0069 (2013.01); H05K 5/0247 (2013.01);
Abstract
A gate driver includes: driver boards mountable on an IGBT module which is a driving-target external device; gate driver circuits which are formed on the driver boards and each apply a drive signal generated using power and a signal which are externally input through an input connector, to semiconductor elements of the IGBT module; and an insulating surrounding member disposed to surround a peripheral edge of the input-side driver board.