Ferrite core and coil component comprising same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12002606
APP PUB NO 20210035717A1
SERIAL NO

16965109

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Abstract

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A ferrite core according to an embodiment of the present invention includes a plurality of grains including Mn at 30 to 40 mol %, Zn at 5 to 15 mol %, and Fe at 50 to 60 mol %, and a plurality of grain boundaries disposed between the plurality of grains, wherein the plurality of grains and the plurality of grain boundaries include Co, Ni, SiO2, CaO, and Ta2O5, content of the Co and the Ni in the plurality of grains is two or more times higher than content of the Co and the Ni in the plurality of grain boundaries, content of the SiO2, the CaO, and the Ta2O5 in the plurality of grain boundaries is two or more times higher than content of the SiO2, the CaO, and the Ta2O5 in the plurality of grains, a magnetic permeability is 3000 or more, and a core loss is 800 or less.

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Patent Owner(s)

  • LG INNOTEK CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bae, Seok Seoul, KR 97 607
Kim, Sung Hoon Seoul, KR 295 2567
Lee, Hyun Ji Seoul, KR 30 38
Lee, Sang Won Seoul, KR 216 1191
Yeom, Jai Hoon Seoul, KR 29 162

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