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:
Aug. 25, 2020

Filed:

Nov. 07, 2018
Applicant:

Taiyo Yuden Co., Ltd., Chuo-ku, Tokyo, JP;

Inventor:

Chiharu Hayashi, Takasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/11 (2006.01); H01F 27/29 (2006.01); H01F 27/28 (2006.01); H05K 1/18 (2006.01); H01F 27/24 (2006.01); H05K 1/02 (2006.01); H01F 27/26 (2006.01); H01F 17/04 (2006.01); H01F 27/22 (2006.01);
U.S. Cl.
CPC ...
H01F 27/29 (2013.01); H01F 17/043 (2013.01); H01F 27/24 (2013.01); H01F 27/263 (2013.01); H01F 27/2823 (2013.01); H01F 27/2828 (2013.01); H01F 27/292 (2013.01); H05K 1/0218 (2013.01); H05K 1/111 (2013.01); H05K 1/181 (2013.01); H01F 27/22 (2013.01); H01F 2017/046 (2013.01); H05K 2201/1003 (2013.01);
Abstract

In an exemplary embodiment, a coil component includes: a corehaving a pillar part, and a hollow spacearound the pillar part; a coil conductorhaving a spiral partplaced around the pillar part, and a lead partorled out from the spiral parttoward the bottom faceof the core, which lead part includes an end partorextending in parallel with the bottom faceand serves as an external terminalor; and an insulated terminalelectrically insulated from the coil conductor, which is provided on at least the bottom face; wherein the total base area of the bottom partof the dummy terminal, on the bottom face, is greater than the total base area of the external terminals


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