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    • 6. 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。
    • 8. 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。
    • 9. 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。
    • 10. 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。