Laminated inductor
US9129737B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2014 |
| Grant date | Sep 8, 2015 |
| Priority date | — |
| Expiry date | Mar 28, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F5/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A laminated inductor includes: a laminate having an insulating part constituted by non-magnetic layers, as well as a coil part constituted by conductors positioned between the non-magnetic layers; and external electrodes that are electrically connected to the ends of the coil part and positioned on the exterior surfaces of the laminate; wherein the external electrodes each have a first electrode layer whose primary constituent is Ag, as well as a second electrode layer whose primary constituent is Cu and which is positioned on the outer side of the first electrode layer and has a thickness of 4 μm or more, and the total thickness of the first electrode layer and second electrode layer is 5 μm or more and preferably 10 μm or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.