Patent ID: 6853285
Filing Date: 2005-02-08
Classification: H01F

Abstract:
1. An inductor component having a core comprising: a hollow core piece; and a rod core piece which is arranged across the hollow core piece; wherein joining is performed between the hollow core piece and the bottom surfaces of both end portions of the rod core piece with bonded magnets therebetween; and wherein the bonded magnet has a resisivity of 1 Ωcm or more and is formed from a resin; and wherein the resin contains 30% by volume or more or rare-earth magnet powder having a Tc of 500° C. or more and an average particle diameter of 2.5 to 50 μm, has an intrinsic coercive force of 10 KOe or more, and is one selected from the group consisting of a polyimide resin, epoxy resin, poly(phenylene sulfide) resin, silicon resin, polyester resin, aromatic nylon, liquid crystal polymer resin, and a complex thereof.