Title:
コイル部品
Document Type and Number:
Japanese Patent JP6728730
Kind Code:
B2
Abstract:
A coil device comprising a winding coil including Cu and having a winding part and an extension line part which is pulled out from said winding part, a pair of electrodes made of a conductive material having a base part provided with a mounting base face at one of the face, and a connecting wire part having a connecting wire face connected with the extension line part and said connecting wire part projects out towards an opposite side of said mounting base face with respect to the base part, a magnetic part including a magnetic material and said magnetic part uncovering said mounting base and covering at least said winding part and said connecting wire face, wherein Sn amount per unit area of said connecting wire face is less than Sn amount per unit area of said mounting base.
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Inventors:
High Nobuo Ki
Kakizaki Kazuki
Tsuchida Setsu
Kakizaki Kazuki
Tsuchida Setsu
Application Number:
JP2016019925A
Publication Date:
July 22, 2020
Filing Date:
February 04, 2016
Export Citation:
Assignee:
tdk Corporation
International Classes:
H01F27/29; H01F17/04
Domestic Patent References:
| JP2015154041A | ||||
| JP2103916A | ||||
| JP63169006A |
Attorney, Agent or Firm:
Maeda/Suzuki International Patent Corporation