COIL COMPONENT AND MANUFACTURING METHOD THEREFOR

To achieve a high inductance value while reducing the entire thickness in a coil component having a structure in which spiral coil patterns are stacked. A coil component includes: a coil part having a structure in which interlayer insulating films and spirally wound coil patterns are alternately sta...

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Bibliographische Detailangaben
Hauptverfasser: NISHIKAWA, Tomonaga, KAWAGUCHI, Yuuichi, NATORI, Mitsuo, TAKEUCHI, Takuya
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:To achieve a high inductance value while reducing the entire thickness in a coil component having a structure in which spiral coil patterns are stacked. A coil component includes: a coil part having a structure in which interlayer insulating films and spirally wound coil patterns are alternately stacked in the axial direction of the coil component; and magnetic element members embedding therein the coil part. The interlayer insulating film covering, from one end side in the axial direction, one coil pattern positioned at the one end in the axial direction is higher in permeability than the interlayer insulating films. Thus, the one coil pattern positioned at the end portion is covered with the interlayer insulating film having a high permeability, so that it is possible to achieve a high inductance value while reducing the entire thickness.