Taiyo Yuden Co., Ltd.

Taiyo Yudenco., Ltd.

Ichiro Yokoyama

Yoshikazu Maruyama

Noriyuki Mabuchi

Masataka Kohara

Tomoyuki Oyoshi

Keiichi Nozawa

Masakazu Okazaki

Masuo Yatabe

Chikako Yoshida

Ikuo Kakiuchi

Kozue Imaizumi

Takehumi Yamada

Masami Seto

Chitose Kimura

Takayuki Sekiguchi

A coil component according to one embodiment of the present invention includes a magnetic base body, a first external electrode, a second external electrode, a coil conductor extending around a coil axis, and an insulator. The insulator is provided between the flange portion of the second external electrode and the second coil pattern.

Coil component

In an exemplary embodiment, an electronic component includes: an element body partconstituted by an insulative body of rectangular solid shape; an internal conductorprovided inside the element body part; and external electrodesprovided at least on the bottom face(mounting surface) of the element body partand electrically connected to the internal conductor; wherein the element body parthas: a conductor-containing layerin which a coil conductor(functional part) that will become a part of the internal conductorto demonstrate electrical performance, is provided; and a high-hardness layerwhich is provided side by side with the conductor-containing layerin a direction parallel with the bottom face(mounting surface) of the element body part, and which has a higher hardness compared to the conductor-containing layer. The electronic component has improve mechanical strength.

Electronic component

In an exemplary embodiment, a coil component includes: an element body partand a coilof spiral shape constituted by multiple turn unitsconnected in a coil axial direction; wherein each turn unithas, in a cross-sectional view in the width direction of the turn unit, a flat sidethat extends in a second direction substantially perpendicular to the coil axis of the coil; and the point of intersectionbetween a figure linecorresponding to the longest part in a first direction, and a figure linecorresponding to the longest part in the second direction, with respect to the coil axis, is positioned on the figure linewithin one-quarter of the figure line away from one endon the sideor from the other endopposing the side

Coil component with coil having certain cross-sectional shape

An electronic component includes: an insulator part () of rectangular solid shape; a coil element () provided inside the insulator part (); bottom electrodes () provided on a bottom face () of the insulator part () and electrically connected to the coil element (); a plating layer () provided in a manner overlapping each bottom electrode () so that its end () on the bottom face () is away from the end () of the bottom electrode (); a plating layer () which is arranged between the bottom electrode () and the plating layer () and overlaps the bottom electrode (), and which is constituted by a metal having lower solder wettability and higher melting point than those of the plating layer (); and an insulation layer () provided on the bottom face () in a manner covering the end () of the bottom electrode ().

Electronic component and electronic apparatus

A coil component according to one embodiment of the present invention includes a magnetic base body, a first external electrode, a second external electrode, a coil conductor extending around a coil axis, a first insulator, and a second insulator. The first insulator is provided between a first flange portion of the first external electrode and a first coil pattern of the coil conductor, and the second insulator is provided between a second flange portion of the second external electrode and a second coil pattern of the coil conductor.

In an embodiment, an electronic component includes: an insulator partof rectangular solid shape; a coil elementprovided inside the insulator part; bottom electrodesprovided on a bottom faceof the insulator partand electrically connected to the coil element; a plating layerprovided in a manner overlapping each bottom electrodeso that its endon the bottom faceis away from the endof the bottom electrode; and a plating layerwhich is arranged between the bottom electrodeand the plating layerand overlaps the bottom electrode, and which is constituted by a metal having lower solder wettability and higher melting point than those of the plating layer. The electronic component can suppress generation of cracking in the insulator part.

Electronic component, electronic apparatus, and method for manufacturing electronic component

In an embodiments, a coil component includes: an element body partand a coilof spiral shape constituted by multiple winding conductorsand through hole conductorsthat interconnect the winding conductors; wherein each winding conductorhas, in a cross-sectional view in the width direction of the winding conductor, a flat sidethat extends in a second direction substantially perpendicular to the coil axis of the coil; and the point of intersectionbetween a figure linecorresponding to the longest part in a first direction, and a figure linecorresponding to the longest part in the second direction, with respect to the coil axis, is positioned on the figure linewithin one-quarter of the figure line away from one endon the sideor from the other endopposing the side

Coil component and method for manufacturing coil component

In an embodiment, a coil component includes: an element body part; a coil conductorconstituted by first conductorsextending along the pair of end facesand orthogonally to a bottom face, as well as second conductorsextending from one side, to the other side, of the pair of end faces and thereby connecting the multiple first conductors; lead conductor partselectrically connected to two ends of the coil conductor, respectively; and a pair of external electrodeselectrically connected to the lead conductor parts; wherein at least one end of the coil conductor is electrically connected, via the lead conductor, to the external electrode at a top faceof the element body part; and the coil conductor extends from the at least the one end, using a second conductor, along and near the top face.

One object of the present invention is to enable identification of the direction of an electronic component, while suppressing increase in cost. The present invention provides an electronic component comprising: an insulator portion having a plurality of surfaces (e.g., a top surface, a bottom surface, end surfaces, and side surfaces), the insulator portion including a plurality of regions having different transmissivities of a light beam entering one of the plurality of surfaces (e.g., a top surface, a bottom surface, end surfaces, and side surfaces); an internal conductor portion provided in the insulator portion; and external electrodes provided on the insulator portion and electrically connected to the internal conductor portion.

In an embodiment, an electronic component includes: an element body partconstituted by an insulative body of rectangular solid shape; an internal conductorprovided inside the element body part; and external electrodesprovided at least on the bottom face(mounting surface) of the element body partand electrically connected to the internal conductor; wherein the element body parthas: a conductor-containing layerin which a coil conductor(functional part) that will become a part of the internal conductorto demonstrate electrical performance, is provided; and a high-hardness layerwhich is provided side by side with the conductor-containing layerin a direction parallel with the bottom face(mounting surface) of the element body part, and which has a higher hardness compared to the conductor-containing layer. The electronic component has improve mechanical strength.

Growing community of inventors

Takasaki, Japan

Ichiro Yokoyama