COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME
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United States of America Patent
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app pub date -
Apr 4, 2017
filing date -
Jul 14, 2016
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Abstract
A coil component includes a substrate and a coil portion disposed on at least one surface thereof. The coil portion includes a first coil pattern disposed on one surface of the substrate, a first insulating layer covering the first coil pattern and having a first surface facing the substrate and a second surface opposing the first surface, and an intermediate layer including third and fourth surfaces opposing each other, the third surface being disposed to face the second surface of the first insulating layer, and average surface roughness of the fourth surface being lower than that of the second surface. The coil portion further includes a second coil pattern disposed on the fourth surface of the intermediate layer and connected to the first coil pattern through a conductive via, and a second insulating layer disposed in a space between the fourth surface and the second coil pattern.
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