CPC H01F 1/14733 (2013.01) [B22F 1/052 (2022.01); B22F 1/09 (2022.01); B22F 1/142 (2022.01); B22F 1/16 (2022.01); B22F 3/02 (2013.01); B22F 2003/248 (2013.01); B22F 2009/0824 (2013.01); B22F 2301/35 (2013.01); B22F 2302/253 (2013.01); B22F 2302/256 (2013.01); B22F 2304/10 (2013.01); B22F 2998/10 (2013.01); H01F 27/255 (2013.01); H01F 41/0246 (2013.01)] | 8 Claims |
1. A soft magnetic powder composition for an inductor core, comprising 60 to 80 wt % Fe—Ni alloy powder, 20 to 25 wt % Fe—Si alloy powder, and 10 to 30 wt % Fe—Si—Al alloy powder based on a total alloy powder,
wherein each of the Fe—Ni alloy powder, the Fe—Si alloy powder, and the Fe—Si—Al alloy powder are coated with an insulating material that includes silicate.
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