Coil component
US12260983B2 · kind B2 · utility
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27Claims
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Assignee
Inventors
Key dates
| Filing date | Mar 23, 2021 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | Jan 25, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F2017/048
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A coil component is disposed. The coil component according to an aspect of the present disclosure includes: a body; a coil portion disposed in the body; an external electrode portion including a first metal layer disposed on the body, and connected to the coil portion; and a surface insulating layer disposed on the body to cover a first region of the first metal layer and open a second region of the first metal layer. Surface roughness of an interface of the first region of the first metal layer with the surface insulating layer is higher than surface roughness of an outer surface of the second region of the first metal layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.