Invention Application
- Patent Title: COIL COMPONENT
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Application No.: US15961101Application Date: 2018-04-24
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Publication No.: US20180323003A1Publication Date: 2018-11-08
- Inventor: Naoaki FUJII , Tomonaga NISHIKAWA , Kouji KAWAMURA , Nobuya TAKAHASHI
- Applicant: TDK CORPORATION
- Applicant Address: JP TOKYO
- Assignee: TDK CORPORATION
- Current Assignee: TDK CORPORATION
- Current Assignee Address: JP TOKYO
- Priority: JP2017-092017 20170503
- Main IPC: H01F27/29
- IPC: H01F27/29 ; H01F27/28 ; H01F27/32

Abstract:
Disclosed herein is a coil component that includes a coil part in which a plurality of conductor layers and a plurality of interlayer insulting layers are alternately laminated, and an external terminal. Each of the conductor layers has a coil conductor pattern and an electrode pattern exposed from the coil part. The electrode patterns are connected to each other through a plurality of via conductors penetrating the interlayer insulating layers. At least one of the interlayer insulating layers is exposed from the coil part positioned between the plurality of electrode patterns. The external terminal is formed on the electrode patterns exposed from the coil part so as to avoid an exposed part of the interlayer insulating layer.
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