Patent ID: 8287665

Claim:
The soft magnetic alloy comprising an Fe-based alloy composition has components represented by the following formula: (Fe 1-a M 1 a ) 100-b-c-d-e-f-g M 2 b B c P d Cu e M 3 f M 4 g where M 1 is at least one element selected from the group consisting of Co and Ni, M 2 is at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti V, Cr, and Mn, M 3 is at least one element selected from the group consisting of elements of a platinum group, element selected from the group consisting of Pd, Pt, Rh, Ir, Ru, and Os, rare-earth element selected from the group consisting of Sc, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, dy, Ho, Er, Tm, Yb, and Lu, Au, Ag, Zn, Sn, Sb, In, Rb, Sr, Cs, and Ba, M 4 is at least one element selected from the group consisting of C, Si, Al, Ga, and Ge, a, b, c, d, e, f, and g are values that conditions that 0â‰¦aâ‰¦0.5, 0â‰¦bâ‰¦5, 5â‰¦câ‰¦25, 0.2 â‰¦dâ‰¦10, 0<eâ‰¦1.0, 0 â‰¦fâ‰¦2, 1â‰¦gâ‰¦8, and 70â‰¦100-b-c-d-e-f-g.