CPC H01F 1/24 (2013.01) [B22F 1/16 (2022.01); H01F 1/26 (2013.01); H01F 1/33 (2013.01); H01F 1/38 (2013.01); H01F 3/08 (2013.01); B22F 2301/35 (2013.01); B22F 2304/10 (2013.01); H01F 1/15308 (2013.01); H01F 1/15333 (2013.01); H01F 27/255 (2013.01); H01F 41/0246 (2013.01)] | 10 Claims |
1. A soft magnetic metal powder having coated particles, each comprising a soft magnetic metal particle including Fe, and a coating part,
wherein the soft magnetic metal particle is spherical,
the coating part is formed on a surface of the soft magnetic metal particle,
the coating part has a first coating part, a second coating part, and a third coating part in this order from the surface of the soft magnetic metal particle towards outside,
the first coating part includes an oxide of Si as a main component,
the second coating part includes an oxide of Fe as a main component,
the third coating part includes an oxide of at least one element selected from the group consisting of P, Si, Bi, and Zn,
a soft magnetic metal fine particle exists inside the third coating part, and
a thickness of the third coating part is 5 nm or more and 200 nm or less.
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