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    • 1. 发明授权
    • Multilayer ceramic capacitor
    • 多层陶瓷电容器
    • US08351180B1
    • 2013-01-08
    • US13531237
    • 2012-06-22
    • Young Ghyu AhnByoung Hwa LeeMin Cheol ParkSang Soo ParkDong Seok Park
    • Young Ghyu AhnByoung Hwa LeeMin Cheol ParkSang Soo ParkDong Seok Park
    • H01G4/06
    • H01G4/12H01G4/012H01G4/30
    • 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.
    • 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。
    • 2. 发明授权
    • Multi-layered ceramic capacitor
    • 多层陶瓷电容
    • US08373964B2
    • 2013-02-12
    • US13064153
    • 2011-03-08
    • Young Ghyu AhnDong Seok ParkSang Soo ParkMin Cheol ParkByoung Hwa Lee
    • Young Ghyu AhnDong Seok ParkSang Soo ParkMin Cheol ParkByoung Hwa Lee
    • H01G4/30H01G4/06H01G4/228H01G4/005
    • H01G4/30H01G4/005H01G4/12
    • There is provided a multi-layered ceramic capacitor with reduced internal resistance by forming internal electrode groups including internal electrodes having different lengths. The multi-layered ceramic capacitor of the present invention includes a sintered ceramic body part in which cover layers are provided on both surfaces thereof as an outermost layer and a plurality of ceramic layers are stacked therebetween, first and second external electrodes each formed on an outer surface of the sintered ceramic body part, a plurality of first and second internal electrode groups adjacent to each other in a stacking direction of the plurality of ceramic layers, having the ceramic layer therebetween, and including 2N or 2N+1 (N is an integer number larger than 1) internal electrodes electrically connected to the first and second external electrodes, wherein the 2N or 2N+1 (N is an integer number larger than 1) internal electrodes are disposed to face at least one internal electrode of other adjacent internal electrode groups. A length of each internal electrode has a pyramid shape.
    • 通过形成具有不同长度的内部电极的内部电极组,提供具有降低的内部电阻的多层陶瓷电容器。 本发明的多层陶瓷电容器包括烧结陶瓷体部分,其两面上设有覆盖层作为最外层,并且多个陶瓷层堆叠在其间,第一和第二外部电极各自形成在外部 烧结陶瓷体部的表面,在多个陶瓷层的堆叠方向上彼此相邻的多个第一和第二内部电极组,其间具有陶瓷层,并且包括2N或2N + 1(N是整数 大于1的数字)电连接到第一和第二外部电极的内部电极,其中设置2N或2N + 1(N为大于1的整数)的内部电极,以面对其他相邻内部电极的至少一个内部电极 团体 每个内部电极的长度具有金字塔形状。
    • 3. 发明申请
    • Multi-layered ceramic capacitor
    • 多层陶瓷电容
    • US20110317327A1
    • 2011-12-29
    • US13064153
    • 2011-03-08
    • Young Ghyu AhnDong Seok ParkSang Soo ParkMin Cheol ParkByoung Hwa Lee
    • Young Ghyu AhnDong Seok ParkSang Soo ParkMin Cheol ParkByoung Hwa Lee
    • H01G4/30
    • H01G4/30H01G4/005H01G4/12
    • There is provided a multi-layered ceramic capacitor with reduced internal resistance by forming internal electrode groups including internal electrodes having different lengths. The multi-layered ceramic capacitor of the present invention includes a sintered ceramic body part in which cover layers are provided on both surfaces thereof as an outermost layer and a plurality of ceramic layers are stacked therebetween, first and second external electrodes each formed on an outer surface of the sintered ceramic body part, a plurality of first and second internal electrode groups adjacent to each other in a stacking direction of the plurality of ceramic layers, having the ceramic layer therebetween, and including 2N or 2N+1 (N is an integer number larger than 1) internal electrodes electrically connected to the first and second external electrodes, wherein the 2N or 2N+1 (N is an integer number larger than 1) internal electrodes are disposed to face at least one internal electrode of other adjacent internal electrode groups. A length of each internal electrode has a pyramid shape.
    • 通过形成具有不同长度的内部电极的内部电极组,提供具有降低的内部电阻的多层陶瓷电容器。 本发明的多层陶瓷电容器包括烧结陶瓷体部分,其两面上设有覆盖层作为最外层,并且多个陶瓷层堆叠在其间,第一和第二外部电极各自形成在外部 烧结陶瓷体部的表面,在多个陶瓷层的堆叠方向上彼此相邻的多个第一和第二内部电极组,其间具有陶瓷层,并且包括2N或2N + 1(N是整数 大于1的数字)电连接到第一和第二外部电极的内部电极,其中设置2N或2N + 1(N为大于1的整数)的内部电极,以面对其他相邻内部电极的至少一个内部电极 团体 每个内部电极的长度具有金字塔形状。
    • 4. 发明授权
    • Mounting structure of circuit board having multi-layered ceramic capacitor thereon
    • 具有多层陶瓷电容器的电路板的安装结构
    • US08681475B2
    • 2014-03-25
    • US13590270
    • 2012-08-21
    • Young Ghyu AhnByoung Hwa LeeMin Cheol ParkSang Soo ParkDong Seok Park
    • Young Ghyu AhnByoung Hwa LeeMin Cheol ParkSang Soo ParkDong Seok Park
    • H01G4/06
    • H01G4/12H01G4/228H01G4/30
    • Disclosed herein is a mounting structure of a circuit board having a multi-layered ceramic capacitor thereon, the multi-layered ceramic capacitor including dielectric sheets laminated thereon and external terminal electrodes formed at both ends thereof, the dielectric sheets having internal electrodes formed thereon, and the external terminal electrodes being connected in parallel with the internal electrode, wherein the internal electrodes are disposed to be in parallel with the circuit board, the external terminal electrodes are bonded to lands of the circuit board by a conductive material, and a bonding height (Ts) of the conductive material is lower than a sum of a gap (Ta) between the circuit board and a bottom surface of the multi-layered ceramic capacitor and a thickness (Tc) of a cover layer on a lower portion of the multi-layered ceramic capacitor, whereby vibration noise can be greatly reduced.
    • 这里公开了一种其上具有多层陶瓷电容器的电路板的安装结构,其中层叠有电介质片的多层陶瓷电容器和形成在其两端的外部端子电极,其上形成有内部电极的电介质片,以及 外部端子电极与内部电极并联连接,其中内部电极被设置为与电路板平行,外部端子电极通过导电材料接合到电路板的焊盘,并且接合高度 Ts)低于多层陶瓷电容器的电路板和底面之间的间隙(Ta)和多层陶瓷电容器的下表面的覆盖层的厚度(Tc)之和, 层状陶瓷电容器,从而可以大大降低振动噪声。
    • 6. 发明授权
    • Multilayer chip capacitor and circuit board device
    • 多层片式电容器和电路板器件
    • US08054607B2
    • 2011-11-08
    • US12649071
    • 2009-12-29
    • Byoung Hwa LeeDong Seok ParkYoung Ghyu AhnSang Soo ParkMin Cheol Park
    • Byoung Hwa LeeDong Seok ParkYoung Ghyu AhnSang Soo ParkMin Cheol Park
    • H01G4/005
    • H01G4/30H01G4/005
    • There are provided a multilayer chip capacitor and a circuit board device. The multilayer chip capacitor includes a capacitor body including a plurality of dielectric layers that are stacked, first and second outer electrodes formed on an outer surface of the capacitor body and having opposite polarity, first and second inner electrodes opposing each other, interleaved with the dielectric layers in the capacitor body, and each including an electrode plate forming capacitance and a lead extending from the electrode plate, the lead of the first inner electrode and the lead of the second electrode being respectively connected to the first and second outer electrodes, and third inner electrodes interposed between the first and second inner electrodes. At least one of the third inner electrodes adjacent to the first inner electrode includes a conductive pattern having the same shape as the lead of the first inner electrode and is connected to the first outer electrode. At least one of the third inner electrodes adjacent to the second inner electrode includes a conductive pattern having the same shape as the lead of the second inner electrode and is connected to the second outer electrode.
    • 提供了多层片状电容器和电路板装置。 多层片状电容器包括电容器本体,其包括层叠的多个电介质层,形成在电容器本体的外表面上并具有相反极性的第一和第二外部电极,彼此相对的第一和第二内部电极,与电介质 层,并且每个包括电极板形成电容和从电极板延伸的引线,第一内部电极的引线和第二电极的引线分别连接到第一和第二外部电极,第三 介于第一和第二内部电极之间的内部电极。 与第一内部电极相邻的第三内部电极中的至少一个包括具有与第一内部电极的引线相同形状并且连接到第一外部电极的导电图案。 与第二内部电极相邻的第三内部电极中的至少一个包括具有与第二内部电极的引线相同形状并且连接到第二外部电极的导电图案。
    • 7. 发明申请
    • MULTILAYER CHIP CAPACITOR
    • 多层芯片电容器
    • US20110013341A1
    • 2011-01-20
    • US12651175
    • 2009-12-31
    • Min Cheol PARKDong Seok ParkByoung Hwa LeeYoung Ghyu AhnSang Soo Park
    • Min Cheol PARKDong Seok ParkByoung Hwa LeeYoung Ghyu AhnSang Soo Park
    • H01G4/06H01G4/30
    • H01G4/228H01G4/005H01G4/30
    • Disclosed is a multilayer chip capacitor including a capacitor body including a plurality of dielectric layers that are stacked, first and second outer electrodes of opposite polarity disposed on an outer face of the capacitor body, first and second inner electrodes opposing each other inside the capacitor body to interpose the dielectric layer therebetween, the first inner electrode comprising an electrode plate forming capacitance and a lead extending from the electrode plate and connected to the first outer electrode, and the second inner electrode comprising an electrode plate forming capacitance and a lead extending from the electrode plate and connected to the second outer electrode. The leads are bent at least once and each have an overlap portion overlapping a lead of an adjacent inner electrode of opposite or like polarity when viewed along a stacked direction in which the plurality of dielectric layers are stacked.
    • 公开了一种多层片状电容器,包括:电容器本体,包括层叠的多个电介质层,设置在电容器主体的外表面上的相反极性的第一外部电极和第二外部电极,电容器主体内部彼此相对的第一和第二内部电极 将电介质层介于其间,第一内电极包括电极板形成电容和从电极板延伸并连接到第一外电极的引线,第二内电极包括电极板形成电容和从 电极板并连接到第二外部电极。 引线弯曲至少一次,并且当沿堆叠多个电介质层的堆叠方向观察时,引线与相邻或相似极性的相邻内部电极的引线重叠,并且每个引线重叠。