Patent ID: 11894169
Assignee: TDK CORPORATION
Field: Materials, metallurgy (Chemistry)
Classification: CPC B  H  C | IPC C  H

Claim 0:
1. A soft magnetic powder comprising a main component represented by the following composition formula, by atomic ratio:

(Fe(1−(α+β))X1αX2β)(1−(a+b+c+d+e+f))MaBbPcSidCeSf,

wherein X1 represents one or more selected from the group consisting of Co and Ni,
X2 represents one or more selected from the group consisting of Al, Zn, Sn, Cu, Cr, Bi, La, and Y,
M represents Nb,
0.040≤a≤0.140;
0.025<b≤0.200;
0.001<c≤0.150;
0≤d≤0.060;
0≤e≤0.030;
0≤f≤0.010;
0≤α{1−(a+b+c+d+e+f)}≥0.400;
0≤β{1−(a+b+c+d+e+f)}≥0.030;
0≤α+β≤0.50,
an oxygen content ratio in the soft magnetic powder is from 321 ppm to 2,831 ppm as a mass ratio, and
coercivity Hc is 3.2 Oe or less.