COIL COMPONENT AND METHOD FOR MANUFACTURING SAME
The invention relates to a coil component and a manufacturing method thereof. In a coil component having a structure in which a coil portion is embedded by a magnetic element body, generation of a notch at a corner portion of the magnetic element body is prevented. A coil component (1) is provided w...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a coil component and a manufacturing method thereof. In a coil component having a structure in which a coil portion is embedded by a magnetic element body, generation of a notch at a corner portion of the magnetic element body is prevented. A coil component (1) is provided with: a coil section (2); magnetic material layers (M11-M13) disposed in an inner diameter region, an outer region, and one side in the axial direction of the coil part (2); and a magnetic material layer (M20) disposed on the other side of the coil part (2) in the axial direction. The magnetic material layers (M11-M13, M20) are each configured from a composite magnetic material containing a magnetic filler and a binder resin, and the content of the magnetic filler in the magnetic material layers (M11-M13) is higher than the content of the magnetic filler in the magnetic material layer (M20). As a result, the mechanical strength of the magnetic material layer (M20) is improved, and the occurrence of notches on the ma |
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