Murata Manufacturing Co., Ltd.

Takashi Sawada

Yohei Mukobata

Sui Uno

Yasuo Fujii

Takayuki Kayatani

Shigekatsu Yamamoto

Yasuyuki Shimada

Kazuhiro Nishibayashi

Kenichi Togo

Hirotaka Nakazawa

Takanobu Katsuyama

Naoto Muranishi

Yasunari Nakamura

Kotaro Kishi

Masaaki Taniguchi

Mitsuru Ikeda

Hirobumi Adachi

Yoshinao Nishioka

Kenjiro Hadano

Hitoaki Kimura

Yoshihiro Fukuda

Kenichi Togou

Satoshi Ishitobi

Yuko Kawasaki

A three-terminal multilayer ceramic capacitor includes at least one surface electrode layer on a surface of a second internal electrode layer connected to a lateral surface external electrode. The surface electrode layer includes at least one of Sn, In, Ga, Zn, Bi, Pb, Fe, V, Y or Cu, which is different from a main component of the second internal electrode layer.

Three-terminal multilayer ceramic capacitor

A method of producing a ceramic electronic component includes baking a first electrode paste containing a metal powder at a first temperature to form a first electrode layer at a first region of a ceramic body, baking a second electrode paste containing a metal powder of the same type as the metal powder in the first electrode paste at a second temperature lower than the first temperature to form a second electrode layer at a second region different from the first region of the ceramic body, and applying a physical shock treatment to a surface of the second electrode layer to densify a surface layer portion of the second electrode layer.

Method of producing ceramic electronic component and ceramic electronic component

A mounting structure of a multilayer ceramic capacitor includes a multilayer ceramic capacitor and a mounting substrate on which the multilayer ceramic capacitor is mounted. The multilayer ceramic capacitor includes a laminate including a plurality of dielectric layers and a plurality of internal electrodes alternately laminated, and a first external electrode, a second external electrode, a third external electrode, and a fourth external electrode provided on a surface of the laminate. The plurality of internal electrodes include a first internal electrode, a second internal electrode, and a third internal electrode. The first external electrode, the third external electrode, and the fourth external electrode are bonded to the mounting substrate, and current is not directly supplied from the mounting substrate to the second external electrode.

Mounting structure of multilayer ceramic capacitor

A multilayer ceramic capacitor includes a laminate including ceramic layers and internal electrode layers arranged in a stacking direction, and two or more exposure regions at which the internal electrode layers and the ceramic layer interposed between the internal electrode layers are both exposed. The laminate has a rectangular parallelepiped configuration or shape and includes two longitudinal end surfaces, and four surfaces orthogonal to the end surfaces. On at least one of the four surfaces, the laminate includes a protrusion in which the exposure region protrudes outward.

Ceramic laminate including a protrusion and multilayer ceramic capacitor

A gravure printing plate includes a cylindrical or substantially cylindrical gravure roller with a peripheral surface. Plural cells corresponding to a pattern to be printed are disposed on the peripheral surface of the gravure roller. First and second regions are provided on the peripheral surface of the gravure roller. The pattern to be printed includes at least two patterns. Plural cells corresponding to one of the two patterns are disposed in the first region. Plural cells corresponding to the other one of the two patterns are disposed in the second region.

Gravure printing plate, gravure printing method, and manufacturing method for electronic component

In a method for manufacturing a multilayer capacitor, a multilayer capacitor main body includes first and second main surfaces, first and second side surfaces, and first and second end surfaces, the first and second main surfaces extending in a length direction and a width direction, the first and second side surfaces extending in the length direction and a thickness direction, and the first and second end surfaces extending in the width direction and the thickness direction. The second main surface is depressed in a portion extending from opposite ends of the second main surface toward a center of the second main surface in the length direction.

Method of manufacturing multilayer capacitor

A multilayer ceramic capacitor includes a substantially cuboid laminated body including ceramic layers and internal electrode layers laminated, and two or more exposed regions where the plurality of internal electrode layers are exposed, and external electrodes, wherein at least one of the external electrodes is an external electrode with resistance, the internal electrode layers include a first internal electrode layer and a second internal electrode layer opposed to the first internal electrode layer in the lamination direction, and the external electrode with resistance includes a thin film electrode layer in direct contact with the internal electrode layer in the exposed region, a resistive electrode layer provided on the thin film electrode layer, and an upper electrode layer provided on the resistive electrode layer, which has a lower electrical resistivity lower than the resistive electrode layer.

Multilayer ceramic capacitor and method for manufacturing multilayer ceramic capacitor

A method of manufacturing a multilayer ceramic capacitor includes preparing a laminate by providing ceramic layers and internal electrode layers arranged in a stacking direction, and providing two or more exposure regions at which the internal electrode layers and the ceramic layer interposed between the internal electrode layers are both exposed, and transferring a first conductive paste to the laminate. In the preparing, forming the laminate to have a rectangular parallelepiped configuration or shape and to includes two longitudinal end surfaces, and four surfaces orthogonal or substantially orthogonal to the end surfaces and, on at least one of the four surfaces, a protrusion in which the exposure region protrudes outward. In the transferring, the first conductive paste is applied to a transfer jig including a groove, and the first conductive paste in the groove is transferred to a surface of the protrusion.

Method of manufacturing multilayer ceramic capacitor

A multilayer ceramic electronic component includes a first external electrode and a second external electrode. The first external electrode includes a first extension portion that extends to a third side surface. The second external electrode includes a second extension portion that extends to the third side surface. When the third side surface is viewed from a direction in which the third side surface and a fourth side surface are opposed, the first extension portion and the second extension portion each include a base portion extending along an edge of the third side surface in a first direction, and protrusion portions extending from both ends of the base portion in the first direction along edges of the third side surface in the direction in which a first side surface and a second side surface are opposed.

Multilayer ceramic electronic component

An electronic component having excellent reliability includes a first lateral surface and two external electrodes on an outermost side in a length direction among three or more external electrodes on the first lateral surface that are thicker than the other external electrode. On a second lateral surface, two external electrodes that are located on the outermost side in the length direction among three or more external electrodes disposed on the second lateral surface are thicker than the other external electrode.

Electronic component

In a laminated ceramic electronic component, a side-surface outer electrode includes a first electrode portion including side-surface electrode portions located on first and second side surfaces and wrap-around electrode portions arranged to extend around from the side-surface electrode portions of the first electrode portion to portions of third and fourth side surfaces; and a second electrode portion including side-surface electrode portions located on the third and fourth side surfaces and wrap-around electrode portions arranged to extend around from the side-surface electrode portions of the second electrode portion to portions of the first and second side surfaces. The wrap-around electrode portions of the second electrode portion reach regions covering portions of outermost inner electrodes located at an outermost side portion among inner electrodes, which portions are exposed in the first and second side surfaces.

Method for manufacturing a laminated ceramic electronic component

A multilayer ceramic electronic component includes a laminated body, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The pair of insulating coating portions extends in a laminating direction between each of the pair of second external electrodes and the first external electrode on a second principal surface, from the second principal surface to respective portions of a first side surface and a second side surface. As viewed from at least one direction in the laminating direction, an end of the first external electrode and pair of second external electrodes, which is located closest to a first principal surface, is located closer to the first principal surface than an end of the pair of insulating coating portions, which is located closest to the first principal surface.

A multilayer ceramic electronic component includes a laminated body, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The pair of insulating coating portions extends in a laminating direction between each of the pair of second external electrodes and the first external electrode on a second principal surface, from the second principal surface to respective portions of a first side surface and a second side surface. As viewed from at least one direction in the laminating direction, an end of the pair of insulating coating portions, which is located closest to a first principal surface, is located closer to the first principal surface than an end of the first external electrode and pair of second external electrodes, which is located closest to the first principal surface.

A multilayer ceramic electronic component includes a laminated body, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The pair of insulating coating portions extends in a laminating direction between each of the pair of second external electrodes and the first external electrode on a second principal surface, from the second principal surface to respective portions of a first side surface and a second side surface. A maximum thickness of the first external electrode on the second principal surface is larger than a maximum thickness of the pair of second external electrodes on the second principal surface. The maximum thickness of the pair of second external electrodes on the second principal surface is larger than a maximum thickness of the pair of insulating coating portions on the second principal surface.

In a multilayer capacitor, a multilayer capacitor main body includes first and second main surfaces, first and second side surfaces, and first and second end surfaces, the first and second main surfaces extending in a length direction and a width direction, the first and second side surfaces extending in the length direction and a thickness direction, and the first and second end surfaces extending in the width direction and the thickness direction. The second main surface is depressed in a portion extending from opposite ends of the second main surface toward a center of the second main surface in the length direction.

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Nagaokakyo, Japan

Takashi Sawada