Manganese-zinc system ferrite
US5980773A · kind A · utility
95Cited by
4References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 29, 1999 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Apr 29, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F1/344
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The manganese-zinc system ferrite of the invention has an initial permeability .mu.i at a frequency of 100 kHz and at 25.degree. C. of 5,000 or more, and a core loss Pcv at a frequency of 100 kHz and at 200 mT and 40.degree. C. of 400 kW/m.sup.3 or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.