LAMINATED COIL COMPONENT

To provide a laminated coil component, having good productivity, which can further alleviate internal stress while ensuring the strength of a laminate.SOLUTION: A laminated coil component 1 comprises, inside an insulator part 40 made up of a plurality of laminated insulation layers, a laminate 10 pr...

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Bibliographische Detailangaben
Hauptverfasser: HIRAKI MAKOTO, UEKI HIROSHI, SUZUKI YUDAI, IMADA KATSUHISA, SUGIYAMA IKUNO
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a laminated coil component, having good productivity, which can further alleviate internal stress while ensuring the strength of a laminate.SOLUTION: A laminated coil component 1 comprises, inside an insulator part 40 made up of a plurality of laminated insulation layers, a laminate 10 provided with a coil 30 to which a plurality of coil conductors 31 are electrically connected through via conductors 33. A first coil conductor 31b and a second coil conductor 31c adjacent to each other in a lamination direction and electrically connected in series through a first via conductor 33b each have a first principal surface 32a which defines a gap 50 between itself and the insulator part 40, and which faces in the direction opposite to the lamination direction. The second coil conductor 31c has a second principal surface 32b which defines a gap 60 between itself and the insulator part 40, and which faces in the lamination direction. The gap 60 is locally present at a position facing the first via conductor 33b.SELECTED DRAWING: Figure 3 【課題】 積層体の強度を確保しつつ、内部応力の更なる緩和が可能である生産性に優れた積層型コイル部品を提供すること。【解決手段】 複数の絶縁層が積層されてなる絶縁体部40の内部に、複数のコイル導体31がビア導体33を介して電気的に接続されたコイル30が設けられた積層体10を備えた積層型コイル部品1であって、積層方向に隣り合い、第1ビア導体33bを介して電気的に直列に接続された第1コイル導体31b及び第2コイル導体31cは、絶縁体部40との間に空隙50が存在する積層方向と反対側を向いた第1の主面32aをそれぞれ有し、第2コイル導体31cは、絶縁体部40との間に空隙60が存在する積層方向を向いた第2の主面32bを有し、この空隙60は、第1ビア導体33bと対向する位置に局所的に存在する積層型コイル部品。【選択図】 図3