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    • 21. 发明申请
    • Circuit board for mounting multilayer chip capacitor and circuit board apparatus including the multilayer chip capacitor
    • 用于安装多层片状电容器的电路板和包括多层片状电容器的电路板装置
    • US20090073634A1
    • 2009-03-19
    • US12155583
    • 2008-06-06
    • Byoung Hwa LeeSung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • Byoung Hwa LeeSung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • H01G4/005
    • H01L23/50H01G4/35H01L23/49838H01L2924/0002H01L2924/3011H05K1/0231H05K1/113H05K2201/0792H05K2201/09309H05K2201/0979H05K2201/10636Y02P70/611H01L2924/00
    • A circuit board including: a substrate having a mounting area for mounting a vertical multilayer chip capacitor having first and second external electrodes of a first polarity and a third external electrode of a second polarity; first to third pads arranged on the mounting area, the first and second pads having the first polarity and disposed separately from each other on the mounting area, the third pad having the second polarity and disposed between the first and second pads to be connected to the third external electrode; at least one first via formed in the substrate and connected to the first pad; at least one second via formed in the substrate and connected to the second pad; and a plurality of third vias formed in the substrate and connected to the third pad. The first via is disposed adjacent to the third pad relative to a central line of the first pad, the second via is disposed adjacent to the third pad relative to a central line of the second pad, one or more of the third vias are disposed adjacent to the first via relative to a central line of the third pad, and the rest of the third vias are disposed adjacent to the second via relative to the central line of the third pad.
    • 一种电路板,包括:具有用于安装具有第一极性的第一和第二外部电极和第二极性的第三外部电极的垂直多层片状电容器的安装区域的基板; 布置在安装区域上的第一至第三焊盘,第一和第二焊盘具有第一极性并且在安装区域上彼此分开设置,第三焊盘具有第二极性并且设置在第一焊盘和第二焊盘之间以连接到 第三外部电极; 至少一个第一通孔,其形成在所述基板中并连接到所述第一焊盘; 至少一个第二通孔,形成在所述衬底中并连接到所述第二衬垫; 以及形成在基板中并连接到第三焊盘的多个第三通孔。 第一通孔相对于第一焊盘的中心线设置成与第三焊盘相邻,第二通孔相对于第二焊盘的中心线设置为与第三焊盘相邻,第一通孔中的一个或多个邻近 相对于第三焊盘的中心线移动到第一通孔,并且第三通孔的其余部分相对于第三焊盘的中心线设置成与第二通孔相邻。
    • 26. 发明申请
    • MULTILAYER CHIP CAPACITOR
    • 多层芯片电容器
    • US20090244803A1
    • 2009-10-01
    • US12245856
    • 2008-10-06
    • Byoung Hwa LEESung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • Byoung Hwa LEESung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • H01G4/30
    • H01G4/30H01G4/012H01G4/232
    • 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).
    • 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> = 20mOmega和0.7(ESR1)<= ESR2 <= 1.3(ESR1)。
    • 29. 发明授权
    • Multilayer chip capacitor
    • 多层片式电容器
    • US08213155B2
    • 2012-07-03
    • US12340200
    • 2008-12-19
    • Byoung Hwa LeeSung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • Byoung Hwa LeeSung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • H01G4/005H01G4/228
    • H01G4/35H01G4/012H01G4/232H01G4/30H01G4/38
    • There is provided a multilayer chip capacitor a multilayer chip capacitor including: a capacitor body including first and second capacitor units arranged therein; and first to fourth outer electrodes, wherein the first capacitor unit includes first and second inner electrodes, and the first capacitor unit includes a plurality of capacitor elements each having a pair of the first and second inner electrodes repeatedly laminated, the second capacitor unit includes third and fourth inner electrodes, and the second capacitor unit includes at least one capacitor element having a pair of the third and fourth inner electrodes repeatedly laminated, and at least one of the capacitor elements of the first capacitor unit is different from the other capacitor elements of the first capacitor unit in a lamination number of the first and second inner electrodes or a resonant frequency.
    • 提供了一种多层片状电容器,其包括:电容器主体,包括布置在其中的第一和第二电容器单元; 以及第一至第四外部电极,其中所述第一电容器单元包括第一和第二内部电极,并且所述第一电容器单元包括多个电容器元件,每个电容器元件具有反复层叠的一对第一和第二内部电极,所述第二电容器单元包括第三电极单元 和第四内部电极,并且第二电容器单元包括至少一个电容器元件,其具有重复层叠的一对第三和第四内部电极,并且第一电容器单元的电容器元件中的至少一个与其他电容器元件不同 第一电容器单元的第一和第二内部电极的叠层数或谐振频率。
    • 30. 发明授权
    • Multilayer chip capacitor including two terminals
    • 多层片式电容器包括两个端子
    • US08194389B2
    • 2012-06-05
    • US12245865
    • 2008-10-06
    • Byoung Hwa LeeSung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • Byoung Hwa LeeSung Kwon WiHae Suk ChungDong Seok ParkSang Soo ParkMin Cheol Park
    • H01G4/005H01G4/06H01G4/228
    • H01G4/005H01G4/30
    • A multilayer chip capacitor includes a capacitor body including first and second longer side surfaces facing each other and first and second shorter side surfaces facing each other, first and second external electrodes respectively disposed at the first and second longer side surfaces, one or more first internal electrode pairs each including first and second internal electrodes, and one or more second internal electrode pairs each including third and fourth internal electrodes. The first to fourth internal electrodes each have one lead and are sequentially disposed in a stacked direction. The first to fourth internal electrodes have first to fourth leads respectively extending to first to fourth corners or portions adjacent thereto, and alternately connected with the first and second external electrodes. The first internal electrode pair and the second internal electrode pair cause a current to diagonally flow in opposite directions with respect to a long side direction.
    • 一种多层片状电容器包括:电容器主体,包括彼此面对的第一和第二较长侧表面;以及彼此面对的第一和第二短边表面,分别设置在第一和第二长边侧表面的第一和第二外部电极, 每个电极对包括第一和第二内部电极,以及一个或多个第二内部电极对,每个包括第三和第四内部电极。 第一至第四内部电极各自具有一个引线并且沿堆叠方向依次布置。 第一至第四内部电极具有分别延伸到第一至第四角部或与其相邻的部分的第一至第四引线,并且与第一和第二外部电极交替连接。 第一内部电极对和第二内部电极对使得电流相对于长边方向在相反的方向上斜向流动。