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公开(公告)号：US10269497B2
公开(公告)日：2019-04-23
申请号：US15611888
申请日：2017-06-02
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Yasuo Fujii , Takashi Sawada , Takayuki Kayatani
Abstract: An electronic component includes a laminated body including dielectric layers and internal electrode layers, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The internal electrode layers include first and second internal electrode layers, the second internal electrode layers each include first and second extended electrode portions. A relationship of L1/L2>1.0 is satisfied when a length of a first contact portion with one second external electrode in contact with the first extended electrode portion in the length direction is L1, and a length of a second contact portion with the other second external electrode in contact with the second extended electrode portion in the length direction is L2.
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公开(公告)号：US10217565B2
公开(公告)日：2019-02-26
申请号：US15613491
申请日：2017-06-05
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Takashi Sawada , Yasuo Fujii , Takayuki Kayatani
Abstract: An electronic component includes a multilayer body, first to fourth outer electrodes, a pair of first insulating coating portions, and a pair of second insulating coating portions. The pair of first insulating coating portions is in at least one of a state in which inner end portions are in contact with the third outer electrode and a state in which outer end portions are in contact with the first outer electrode and the second outer electrode. The pair of second insulating coating portions is in at least one of a state in which inner end portions are in contact with the fourth outer electrode and a state in which outer end portions are in contact with the first outer electrode and the second outer electrode.
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公开(公告)号：US10170247B2
公开(公告)日：2019-01-01
申请号：US14813204
申请日：2015-07-30
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Yohei Mukobata , Takashi Sawada , Kazuhiro Nishibayashi
Abstract: In a multilayer capacitor, both a minimum distance in a thickness direction between a first effective portion of a first inner electrode and a second main surface and a minimum distance in the thickness direction between a second effective portion of a second inner electrode and the second main surface are shorter than any of a dimension in the thickness direction of a first extending portion of the first inner electrode, a dimension in the thickness direction of a second extending portion of the first inner electrode and a dimension in the thickness direction of the third extending portion of the second inner electrode.
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公开(公告)号：US09947472B2
公开(公告)日：2018-04-17
申请号：US14813280
申请日：2015-07-30
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Yohei Mukobata , Takashi Sawada , Sui Uno
Abstract: In a multilayer capacitor, both a dimension in a thickness direction of a first terminal electrode on the first end surface and a dimension in the thickness direction of a second terminal electrode on the second end surface are greater than a minimum distance in the thickness direction between a first effective portion of a first inner electrode and a second main surface and a minimum distance in the thickness direction between a second effective portion of a second inner electrode and the second main surface.
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25.发明授权公开(公告)号：US09627143B2
公开(公告)日：2017-04-18
申请号：US14823184
申请日：2015-08-11
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Takashi Sawada , Yohei Mukobata , Sui Uno
CPC classification number: H01G4/008 , H01G4/012 , H01G4/12 , H01G4/2325 , H01G4/30
Abstract: A multilayer ceramic electronic component includes a multilayer ceramic element with first through sixth surfaces, a center outer electrode located between a first-side outer electrode and a second-side outer electrode on the multilayer ceramic element. A first plated film is provided on the center outer electrode, second plated films are provided on the first-side outer electrode and the second-side outer electrode, respectively, and a thickness of each of the second plated films is greater than a thickness of the first plated film.
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Patent Agency Ranking
公开(公告)号：US09455086B2
公开(公告)日：2016-09-27
申请号：US13936402
申请日：2013-07-08
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Yasuyuki Shimada , Takashi Sawada
Abstract: 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.
Abstract translation: 在层叠陶瓷电子部件中，侧面外部电极包括：第一电极部，其包括位于第一和第二侧面的侧面电极部，以及环绕电极部，其布置成从所述侧面电极部的侧面电极部 第一电极部分到第三和第四侧表面的部分; 以及第二电极部分，其包括位于第三和第四侧表面上的侧面电极部分和环绕电极部分，其布置成从第二电极部分的侧面电极部分延伸到第一和第二侧表面的部分 。 第二电极部分的环绕电极部分到达覆盖位于内部电极中的最外侧部分的最外侧内部电极的部分的区域，该部分在第一和第二侧表面中露出。
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27.发明授权公开(公告)号：US09287048B2
公开(公告)日：2016-03-15
申请号：US14661178
申请日：2015-03-18
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Takashi Sawada , Shigekatsu Yamamoto
CPC classification number: H01G4/30 , H01G4/012 , H01G4/12 , H01G4/232 , H01G4/2325 , H01G4/242 , H01G4/248
Abstract: A capacitor includes a capacitor main body with first and second primary surfaces and first through fourth side surfaces, internal electrodes, and first through fourth terminal electrodes, wherein the third terminal electrode includes a first electrode layer provided on the third side surface and a second electrode layer provided on the first electrode layer, the fourth terminal electrode includes a third electrode layer provided on the fourth side surface and a fourth electrode layer provided on the third electrode layer, the first electrode layer includes a conductive material and Si, the second electrode layer includes a conductive material and Si, and a ratio by weight of Si in the first electrode layer is greater than a ratio by weight of Si in the second electrode layer.
Abstract translation: 电容器包括具有第一和第二主表面的电容器主体和第一至第四侧表面，内部电极和第一至第四端子电极，其中第三端子电极包括设置在第三侧表面上的第一电极层和第二电极 所述第四端子电极包括设置在所述第四侧面上的第三电极层和设置在所述第三电极层上的第四电极层，所述第一电极层包括导电材料和所述第二电极层 包括导电材料和Si，并且第一电极层中的Si的重量比大于第二电极层中的Si的重量比。
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公开(公告)号：US09214282B1
公开(公告)日：2015-12-15
申请号：US14563092
申请日：2014-12-08
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Mitsuru Ikeda , Hirobumi Adachi , Hitoaki Kimura , Takashi Sawada
CPC classification number: H01G4/012 , H01G4/1227 , H01G4/232 , H01G4/30
Abstract: A length of a first-side outer electrode is E1, a length of a second-side outer electrode is E3, a length of a center outer electrode is E2, a distance between the first-side outer electrode and the center outer electrode is ME1, a distance between the center outer electrode and the second-side outer electrode is ME2, a length of a capacitor element is L, a width from an edge of the first side second extending portion closer to a third surface to the third surface is M1L, a width from an edge of the first side second extending portion closer to a fourth surface to an edge of the first-side outer electrode on a first surface is M1R, a width from an edge of the first extending portion closer to the third surface to an edge of the center outer electrode on the first surface closer to the third surface is M2L, and a width from an edge of the first extending portion closer to the fourth surface to an edge of the center outer electrode on the first surface closer to the fourth surface is M2R, such that E1+ME1+E2+ME2+E3>L, |ME1−ME2| M1L are satisfied.
Abstract translation: 第一侧外电极的长度为E1，第二侧外电极的长度为E3，中心外电极的长度为E2，第一侧外电极与中心外电极的距离为ME1 中心外电极和第二侧外电极之间的距离为ME2，电容器元件的长度为L，从第一侧第二延伸部分的靠近第三表面至第三表面的边缘的宽度为M1L 在第一表面上从第一侧第二延伸部分的靠近第四表面到第一侧外部电极的边缘的边缘的宽度是从第一延伸部分的靠近第三表面的边缘的宽度 在靠近第三表面的第一表面上的中心外电极的边缘是M2L，并且从第一表面的第一延伸部分的边缘更接近第四表面到第一表面上的中心外部电极的边缘的宽度更接近 第四面是M2R ，使得满足E1 + ME1 + E2 + ME2 + E3> L，| ME1-ME2 | <50μm，M2L
M1L。 -
29.发明授权公开(公告)号：US09087643B1
公开(公告)日：2015-07-21
申请号：US14557587
申请日：2014-12-02
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Kazuhiro Nishibayashi , Takashi Sawada , Yohei Mukobata
Abstract: In a multilayer capacitor, a dimension of a third terminal electrode on a second main surface in a length direction is greater than a dimension of first and second terminal electrodes on the second main surface in the length direction. The first to third terminal electrodes extend across the second main surface from one end to the other end in a width direction and have a thickest portion at a portion on a side of the other end beyond the center portion in the width direction, and the thickest portion projects toward the center in the length direction.
Abstract translation: 在层叠电容器中，长度方向上的第二主面上的第三端子电极的尺寸大于第二主表面上的长度方向上的第一端子电极和第二端子电极的尺寸。 第一至第三端子电极从宽度方向的一端到另一端延伸穿过第二主表面，并且在另一端的一侧的宽度方向上的中心部分的一侧的部分具有最厚部分，并且最厚 部分在长度方向朝向中心。
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30.发明授权公开(公告)号：US09060461B2
公开(公告)日：2015-06-16
申请号：US14063077
申请日：2013-10-25
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Takashi Sawada
CPC classification number: H05K13/0084 , H01G2/06 , H01G4/232 , H01G4/30 , Y10T29/43
Abstract: In a laminated ceramic electronic component, a side surface outer electrode circles around a ceramic element body, a first electrode portion includes a first side surface electrode portion on first and second side surfaces of the ceramic element body and a first wrap-around electrode portion extending from the first side surface electrode portion and wraps around portions of third and fourth side surfaces, and a second electrode portion includes a second side surface electrode portion on the third and fourth side surfaces and a second wrap-around electrode portion extending from the second side surface electrode portion and wrap around portions of the first and second side surfaces. External appearance configurations in which the first and second wrap-around electrode portions are recognizable from outside are provided to the first and second wrap-around electrode portions.
Abstract translation: 在层叠陶瓷电子部件中，侧面外部电极围绕陶瓷元件本体环绕，第一电极部分包括在陶瓷元件主体的第一和第二侧表面上的第一侧表面电极部分和第一环绕电极部分 从第一侧面电极部分卷绕第三和第四侧面的一部分，第二电极部分包括在第三和第四侧表面上的第二侧面电极部分和从第二侧表面电极部分延伸的第二缠绕电极部分 表面电极部分并包围第一和第二侧表面的部分。 第一和第二环绕电极部分从外部可识别的外观结构设置在第一和第二环绕电极部分上。
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