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US 2022/0189676 A1Published application
Coil electronic component
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsJoong Won PARK, Il Jin PARK, Se Hyung LEE, Jun Sung LEE, Seok Hee LEE, Ji Hwan SHIN
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Abstract
A coil electronic component includes a body including a coil portion therein, and including a plurality of magnetic particles including an Fe-based alloy component, and an external electrode connected to the coil portion, wherein at least a portion of the plurality of magnetic particles include a first layer formed on a surface, and a second layer formed on a surface of the first layer, wherein the first layer includes an Fe oxide component and has a thickness of 10 nm or less.
Claims17
A coil electronic component, comprising:
- a body including a coil portion therein, and including a plurality of magnetic particles including an Fe-based alloy component;
- and
- an external electrode connected to the coil portion,
- wherein at least a portion of the plurality of magnetic particles comprises a first layer disposed on a surface of the magnetic particles, and a second layer disposed on a surface of the first layer,
- wherein the first layer comprises an Fe oxide component and has a thickness of 10 nm or less.
2 more elements
Dependencies are inferred from the claim text.