Multi-layer chip capacitor
    1.
    发明授权
    Multi-layer chip capacitor 失效
    多层片式电容器

    公开(公告)号:US07292430B2

    公开(公告)日:2007-11-06

    申请号:US11272877

    申请日:2005-11-15

    IPC分类号: H01G4/228

    CPC分类号: H01G4/232 H01G4/30

    摘要: A multi-layer chip capacitor includes a capacitor body; first and second internal electrodes alternately arranged therein and separated by dielectric layers, each of the internal electrodes having at least one opening formed at one or more sides thereof; first and second conductive vias passing through the openings and electrically connected to the first and second internal electrodes, respectively; first and second terminal electrodes of opposite polarities formed on one or more side faces of the capacitor body; and first and second lowermost electrode patterns being coplanar, each pattern including a via contact portion and a lead portion extending therefrom. The first and second lowermost electrode patterns are connected to the first and second terminal electrodes, respectively, through the respective lead portions of the lowermost patterns.

    摘要翻译: 多层片式电容器包括电容器体; 第一和第二内部电极交替地布置在其中并由电介质层分离,每个内部电极具有形成在其一侧或多侧的至少一个开口; 第一和第二导电通孔分别穿过开口并电连接到第一和第二内部电极; 形成在电容器主体的一个或多个侧面上的相反极性的第一和第二端子电极; 并且第一和第二最低电极图案是共面的,每个图案包括通孔接触部分和从其延伸的引线部分。 第一和第二最下面的电极图案分别通过最下面图案的相应引线部分连接到第一和第二端子电极。

    Multilayer chip capacitor
    4.
    发明授权
    Multilayer chip capacitor 有权
    多层片式电容器

    公开(公告)号:US07092236B2

    公开(公告)日:2006-08-15

    申请号:US11068825

    申请日:2005-03-02

    IPC分类号: H01G4/06 H01G4/005 H01G4/228

    CPC分类号: H01G4/30 H01G4/232

    摘要: A multilayer chip capacitor, which reduces ESL generated due to current flowing through external electrodes and assures an improved mechanical strength. The multilayer chip capacitor includes an upper dummy layer and a lower dummy layer; a plurality of internal electrodes interposed between the upper and lower dummy layers; and external electrodes connected to the internal electrodes, wherein the thickness of the lower dummy layer is smaller than the thickness of the upper dummy layer.

    摘要翻译: 一种多层片状电容器,其减少由于电流流过外部电极而产生的ESL,并确保改进的机械强度。 多层片状电容器包括上虚拟层和下虚拟层; 插入在上下虚拟层之间的多个内部电极; 以及连接到内部电极的外部电极,其中下部虚拟层的厚度小于上部虚拟层的厚度。

    Laminated ceramic capacitor
    5.
    发明授权
    Laminated ceramic capacitor 有权
    层压陶瓷电容器

    公开(公告)号:US07046500B2

    公开(公告)日:2006-05-16

    申请号:US11068757

    申请日:2005-03-02

    IPC分类号: H01G4/005 H01G4/228

    CPC分类号: H01G4/012 H01G4/30

    摘要: A laminated ceramic capacitor includes a ceramic block formed by laminating a plurality of ceramic sheets, a plurality of external electrodes formed on outer surfaces of the ceramic block facing each other, and set as a positive terminal and a negative terminal, respectively, one or more first and second internal electrodes alternately arranged within the ceramic block such that electric currents flow in opposite directions in the internal electrodes, and a plurality of withdrawing patterns for connecting the first and second internal electrodes to the external electrodes, respectively.

    摘要翻译: 层叠陶瓷电容器包括通过层叠多个陶瓷片而形成的陶瓷块,形成在彼此相对的陶瓷块的外表面上的多个外部电极,分别设置为正极端子和负极端子,一个或多个 第一和第二内部电极交替地布置在陶瓷块内,使得电流在内部电极中沿相反方向流动,以及多个用于将第一和第二内部电极连接到外部电极的抽出图案。

    Multilayered chip capacitor
    6.
    发明授权
    Multilayered chip capacitor 失效
    多层片式电容器

    公开(公告)号:US06940710B1

    公开(公告)日:2005-09-06

    申请号:US11029677

    申请日:2005-01-06

    IPC分类号: H01G4/232 H01G4/30 H01G4/06

    CPC分类号: H01G4/232 H01G4/30

    摘要: A multilayered chip capacitor including a capacitor main body including a plurality of dielectric layers, which are laminated; at least one pair of first and second internal electrodes, each of which is formed on the corresponding one of the plural dielectric layers and includes at least one lead extended to one end of the corresponding dielectric layer; a plurality of external terminals formed on the outer surface of the capacitor main body, and respectively connected to the first and second internal electrodes through the leads; and at least one opened region, formed through the inner area of each of the first and second internal electrodes, for branching the flow of current so as to increase the offset quantity of parasitic inductances between the first and second internal electrodes.

    摘要翻译: 一种多层片状电容器,其包括层叠有多个电介质层的电容器主体; 至少一对第一和第二内部电极,每个所述第一和第二内部电极形成在所述多个电介质层中的相应一个上,并且包括至少一个延伸到所述相应电介质层的一端的引线; 多个外部端子,形成在电容器主体的外表面上,分别通过引线连接到第一和第二内部电极; 以及通过第一和第二内部电极的每一个的内部区域形成的至少一个开放区域,用于分流电流,以增加第一和第二内部电极之间的寄生电感的偏移量。

    Multilayer chip capacitor
    7.
    发明授权
    Multilayer chip capacitor 失效
    多层片式电容器

    公开(公告)号:US07262952B2

    公开(公告)日:2007-08-28

    申请号:US11453880

    申请日:2006-06-16

    IPC分类号: H01G4/228

    CPC分类号: H01G4/30 H01G4/232

    摘要: The invention provides a multilayer chip capacitor reduced in ESL. A capacitor body has a plurality of dielectric layers stacked in a thickness direction. A plurality of first and second internal electrodes are separated from one another by the dielectric layers within the capacitor body. Each of the first internal electrodes opposes each of the second internal electrodes. Each of the first and second internal electrodes includes at least two leads extending toward any side of the capacitor body. Also, a plurality of external electrodes are formed on an outer surface of the capacitor body and connected to the internal electrodes via the leads. Further, vertically adjacent ones of the leads having the same polarity extend in different directions at a predetermined angle. The leads of the first and second internal electrodes are disposed adjacent to and alternate with those of the second internal electrodes.

    摘要翻译: 本发明提供了一种减少ESL的多层片式电容器。 电容器本体具有沿厚度方向堆叠的多个电介质层。 多个第一和第二内部电极通过电容器体内的电介质层彼此分离。 每个第一内部电极与每个第二内部电极相对。 第一和第二内部电极中的每一个包括朝向电容器主体的任何一侧延伸的至少两个引线。 此外,多个外部电极形成在电容器主体的外表面上并经由引线连接到内部电极。 此外,具有相同极性的垂直相邻的引线以预定角度在不同方向上延伸。 第一和第二内部电极的引线设置成与第二内部电极的引线相邻并与其交替。

    Multilayer ceramic capacitor
    8.
    发明授权
    Multilayer ceramic capacitor 有权
    多层陶瓷电容器

    公开(公告)号:US08351180B1

    公开(公告)日:2013-01-08

    申请号:US13531237

    申请日:2012-06-22

    IPC分类号: H01G4/06

    CPC分类号: H01G4/12 H01G4/012 H01G4/30

    摘要: There is provided a multilayer ceramic capacitor, including: a multilayer body in which a plurality of dielectric layers are stacked in a thickness direction; and inner electrode layers formed within the multilayer body and including first and second inner electrodes disposed to be opposed to each other; wherein a ratio (MA1/CA1) of MA1 to CA1 is between 0.07 and 0.20, wherein CA1 represents an area of the multilayer body in a cross section of the multilayer body taken in a length and thickness direction, and MA1 represents an area of a first margin part in the cross section of the multilayer body taken in the length and thickness direction, the first margin part being a portion of the multilayer body, other than a first capacitance forming part thereof in which the first and second inner electrodes overlap in the thickness direction.

    摘要翻译: 提供了一种多层陶瓷电容器,包括:多层体,其中多个电介质层在厚度方向上堆叠; 以及形成在所述多层体内并且包括彼此相对设置的第一和第二内部电极的内部电极层; 其中MA1与CA1的比率(MA1 / CA1)在0.07和0.20之间,其中CA1表示在长度和厚度方向上取下的多层体的横截面中的多层体的面积,MA1表示 第一边缘部分是沿着长度和厚度方向截取的第一边缘部分,第一边缘部分是多层体的一部分,除了第一电容形成部分之外,第一和第二内部电极在其中重叠 厚度方向。

    Multilayer chip capacitor with improved equivalent series resistance
    9.
    发明授权
    Multilayer chip capacitor with improved equivalent series resistance 有权
    具有改善等效串联电阻的多层片式电容器

    公开(公告)号:US08315034B2

    公开(公告)日:2012-11-20

    申请号:US12245856

    申请日:2008-10-06

    IPC分类号: H01G4/228 H01G4/06 H01G4/38

    CPC分类号: H01G4/30 H01G4/012 H01G4/232

    摘要: A multilayer chip capacitor includes a capacitor body including a first capacitor part and a second capacitor part, first and second external electrodes respectively formed on first and second longer side faces of the capacitor body, and third and fourth external electrodes respectively formed on first and second shorter side faces of the capacitor body. The first capacitor part includes first and second internal electrodes of opposite polarity, and the second capacitor part includes third and fourth internal electrodes of opposite polarity. The first to fourth internal electrodes each have one lead. The first to fourth external electrodes are respectively connected to the leads of the first to fourth internal electrodes. A series resonance frequency of the first capacitor part is different from that of the second capacitor part. Equivalent series resistance (ESR1) of the first capacitor part and the equivalent series resistance (ESR2) of the second capacitor part satisfy ERS1≧20 mΩ and 0.7(ESR1)≦ESR2≦1.3(ESR1).

    摘要翻译: 多层片状电容器包括电容器本体,其包括第一电容器部分和第二电容器部分,分别形成在电容器主体的第一和第二长侧面上的第一和第二外部电极,以及分别形成在第一和第二电极部分上的第三和第四外部电极 电容器主体的较短侧面。 第一电容器部分包括具有相反极性的第一和第二内部电极,并且第二电容器部分包括具有相反极性的第三和第四内部电极。 第一至第四内部电极各有一个引线。 第一至第四外部电极分别连接到第一至第四内部电极的引线。 第一电容器部分的串联谐振频率与第二电容器部分的串联谐振频率不同。 第一电容器部分的等效串联电阻(ESR1)和第二电容器部分的等效串联电阻(ESR2)满足ERS1≥20m&OHgr; 和0.7(ESR1)≦̸ ESR2&N1; 1.3(ESR1)。

    Multilayer capacitor
    10.
    发明授权
    Multilayer capacitor 有权
    多层电容器

    公开(公告)号:US08184425B2

    公开(公告)日:2012-05-22

    申请号:US12238796

    申请日:2008-09-26

    IPC分类号: H01G4/228 H01G4/005 H01G4/20

    CPC分类号: H01G4/228

    摘要: There is provided a multilayer capacitor including: a capacitor body where a plurality of dielectric layers are laminated, the capacitor body including first and second surfaces opposing each other in a laminated direction, wherein the first surface provides a mounting surface; a plurality of first and second inner electrodes; an inner connecting conductor; and a plurality of first and second outer electrodes formed on an outer surface of the body, wherein a corresponding one of the outer electrodes having identical polarity to the inner connecting conductor includes at least one outer terminal formed on the first surface of the body to connect to the inner connecting conductor, and at least one outer connecting conductor formed on the second surface of the body to connect a corresponding one of the inner electrodes of identical polarity to the inner connecting conductor.

    摘要翻译: 提供了一种层叠电容器,其包括:层叠多个电介质层的电容器体,所述电容器主体包括在层叠方向上彼此相对的第一和第二表面,其中所述第一表面提供安装表面; 多个第一和第二内部电极; 内连接导体; 以及形成在所述主体的外表面上的多个第一外部电极和第二外部电极,其中与所述内部连接导体具有相同极性的相应的外部电极包括形成在所述主体的所述第一表面上的至少一个外部端子,以连接 内部连接导体和形成在主体的第二表面上的至少一个外部连接导体,以将相当极性的相应的一个内部电极与内部连接导体相连接。