CHIP COIL COMPONENT AND BOARD FOR MOUNTING THE SAME
First Claim
Patent Images
1. A chip coil component, comprising:
- a ceramic body in which a plurality of magnetic layers are stacked; and
an internal coil part disposed inside the ceramic body and having a plurality of internal coil patterns disposed on the plurality of magnetic layers and electrically connected to each other,wherein the ceramic body includes an active layer, which is a capacitance forming part, and first and second cover layers disposed on and below the active layer in a thickness direction of the ceramic body, anda thickness of the second cover layer is greater than that of the first cover layer.
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Accused Products
Abstract
A chip coil component may include: a ceramic body in which a plurality of magnetic layers are stacked; and an internal coil part disposed inside the ceramic body and having a plurality of internal coil patterns disposed on the plurality of magnetic layers to be electrically connected. The ceramic body may include an active layer, which is a capacitance forming part, and first and second cover layers disposed on and below the active layer in a thickness direction of the ceramic body, and a thickness of the second cover layer may be greater than that of the first cover layer.
18 Citations
17 Claims
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1. A chip coil component, comprising:
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a ceramic body in which a plurality of magnetic layers are stacked; and an internal coil part disposed inside the ceramic body and having a plurality of internal coil patterns disposed on the plurality of magnetic layers and electrically connected to each other, wherein the ceramic body includes an active layer, which is a capacitance forming part, and first and second cover layers disposed on and below the active layer in a thickness direction of the ceramic body, and a thickness of the second cover layer is greater than that of the first cover layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A chip coil component, comprising:
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a ceramic body in which a plurality of magnetic layers are stacked; an active layer disposed within the ceramic body and configured to form capacitance by including a plurality of internal electrodes disposed to face each other, with at least one of the magnetic layers interposed therebetween; a first cover layer disposed above an uppermost internal electrode within the active layer; a second cover layer disposed below a lowermost internal electrode within the active layer and having a thickness greater than that of the first cover layer; and external electrodes disposed on both end surfaces of the ceramic body in a length direction of the ceramic body and on bottom and top surfaces of the ceramic body, wherein a length of a portion of the external electrode disposed on the bottom surface of the ceramic body in the length direction of the ceramic body is greater than that of a portion of the external electrode disposed on the top surface of the ceramic body in the length direction of the ceramic body. - View Dependent Claims (10, 11, 12, 13)
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14. Aboard for mounting a chip coil component, the board comprising:
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a printed circuit board on which first and second electrode pads are provided; and the chip coil component disposed on the printed circuit board, wherein the chip coil component includes; a ceramic body in which a plurality of magnetic layers are stacked; an active layer disposed within the ceramic body and configured to form capacitance by including a plurality of internal electrodes disposed to face each other, with at least one of the magnetic layers interposed therebetween; a first cover layer disposed above an uppermost internal electrode within the active layer; a second cover layer disposed below a lowermost internal electrode within the active layer and having a thickness greater than that of the first cover layer; and external electrodes disposed on both end surfaces of the ceramic body in a length direction of the ceramic body and on bottom and top surfaces of the ceramic body to be connected to the internal electrodes. - View Dependent Claims (15, 16, 17)
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Specification