Coil component
一种线圈部件、芯部的技术,应用在变压器/电感的零部件、电气元件、电感器等方向,能够解决磁阻增加、粘合强度降低、不易兼顾粘合强度的确保和电感的确保等问题
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[0044] refer to Figure 1 ~ Figure 4 , the coil component 21 according to the first embodiment of the present invention will be described. The illustrated coil component 21 constitutes, for example, a common mode choke coil.
[0045] The coil component 21 includes a drum-shaped core 23 having a winding core 22 . The drum-shaped core portion 23 is provided with a first flange portion 24 and a second flange portion 25 respectively provided at first and second end portions opposite to each other in the axial direction of the winding core portion 22 . The drum-shaped core 23 is made of a magnetic material, more specifically, a magnetic body such as NiZn ferrite, a resin containing a metal amorphous material or magnetic powder, or the like. The winding core portion 22 included in the drum-shaped core portion 23 has, for example, a quadrangular prism shape having a substantially quadrangular cross-sectional shape.
[0046] The first flange portion 24 and the second flange portion...
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