Common mode filter
AssigneeTDK Corporation
InventorsToshio TOMONARI, Tsutomu KOBAYASHI, Kazunori ARIMITSU
Life of this patent
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Abstract
Disclosed herein is a common mode filter that comprises a drum core including a winding core portion and a pair of flange portions provided at both ends of the winding core portion, and first and second wires wound around the winding core portion so as to form a pair-wire for each turn. The first and second wires includes one or a plurality of sparsely-wound portions in which the first and second wires are wound with adjacent pair-wires spaced from each other, and one or a plurality of closely-wound portions in which the first and second wires are wound with adjacent pair-wires in close contact with each other.
Claims8
A coil component comprising:
- a winding core;
- and
- first and second wire wound around the winding core,
- wherein the first wire includes a first turn, a second turn, and a third turn arranged in this order,
- wherein the second wire includes a first turn, a second turn, and a third turn arranged in this order,
- wherein the winding core includes first and second surfaces,
- wherein, in the first surface of the winding core, the first turn of the second wire, the first turn of the first wire, the second turn of the first wire, the second turn of the second wire, the third turn of the first wire, and the third turn of the second wire are arranged in this order, and
- wherein, in the second surface of the winding core, the first turn of the second wire, the first turn of the first wire, the second turn of the second wire, the second turn of the first wire, the third turn of the first wire, and the third turn of the second wire are arranged in this order.
Dependencies are inferred from the claim text.