Low power loss Mn-Zn ferrites

Details Low power loss Mn-Zn ferrites Low power loss Mn-Zn ferrites

1991-02-28

1992-09-01

Cooper, Jack

Compositions

Magnetic

Iron-oxygen compound containing

252 6262, 252 6263, C04B 3538

Patent

active

051436388

ABSTRACT:
A low power loss Mn-Zn ferrite consists essentially of Fe.sub.2 O.sub.3, MnO and ZnO at a given mole ratio and contains given amounts of SiO.sub.2, CaO, niobium oxide and titanium oxide or antimony oxide as trace additives. This ferrite is suitable as a transformer material for switched mode power supply.

REFERENCES:
patent: 3106534 (1963-10-01), Akashi et al.
patent: 3481876 (1969-12-01), Hiraga et al.

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