Manganese-zinc system ferrite

Details Manganese-zinc system ferrite Manganese-zinc system ferrite

1999-04-29

1999-11-09

Koslow, C. Melissa

Compositions

Magnetic

Iron-oxygen compound containing

252 6259, 252 6263, H01F 134

Patent

active

059807733

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.

REFERENCES:
patent: 5498361 (1996-03-01), Matsukawa et al.
patent: 5518642 (1996-05-01), Inoue et al.
patent: 5779930 (1998-07-01), Inoue
patent: 5846448 (1998-12-01), Yasuhara et al.

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