Soft magnetic alloy powder, magnetic core, magnetic device, and electronic apparatus
AssigneeTDK Corporation
InventorsAkito HASEGAWA, Yoshiki Kajiura
Life of this patent
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Abstract
A soft magnetic alloy powder represented by a composition formula of (Fe1-pX1p)100−(a+b+c+d+e)BaPbSicCdX2e (atomic ratio); wherein X1 is one or more selected from the group consisting of Co and Ni, X2 is one or more selected from the group consisting of Ti, Zr, Hf, Nb, Ta, Mo, Cr, W, Al, Ga, Ag, Zn, S, Ca, Mg, V, Mn, Sn, As, Sb, Bi, N, Au, Cu, a rare earth element, and a platinum group element; and p, a, b, c, d, and e satisfy 0≤p≤0.5, 2.00≤a≤20.00, 0.00≤b≤14.00, 0.00≤c≤10.00, 0.00≤d≤5.00, 0.00≤e≤3.00, and 70.00≤100−(a+b+c+d+e)≤96.00.
Claims11
A soft magnetic alloy powder represented by a composition formula of (Fe1-pX1p)100−(a+b+c+d+e)BaPbSicCdX2e (atomic ratio);
- wherein X1 is one or more selected from the group consisting of Co and Ni, X2 is one or more selected from the group consisting of Ti, Zr, Hf, Nb, Ta, Mo, Cr, W, Al, Ga, Ag, Zn, S, Ca, Mg, V, Mn, Sn, As, Sb, Bi, N, Au, Cu, a rare earth element, and a platinum group element;
- and
- p, a, b, c, d, and e satisfy
- 0
- ≤
- p
- ≤
- 0
- .5
- ,
- 2.
- ≤
- a
- ≤
- 2
-
- 0
- .
- 0
-
- 0
- ,
- 0.
- ≤
- b
- ≤
- 1
-
- 4
- .
- 0
-
- 0
- ,
- 0.
- ≤
- c
- ≤
- 1
-
- 0
- .
- 0
-
- 0
- ,
- 0.
- ≤
- d
- ≤
- 5
- .
- 0
-
- 0
- ,
- 0.
- ≤
- e
- ≤
- 3.
- ,
- and
- 70.
- ≤
- 100
- -
- (
- a
- +
- b
- +
- c
- +
- d
- +
- e
- )
- ≤
- 9
-
- 6
- .
- 0
-
- 0
- .
Dependencies are inferred from the claim text.