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    • 2. 发明申请
    • MULTILAYERED CERAMIC ELECTRONIC COMPONENT
    • 多层陶瓷电子元件
    • US20130094118A1
    • 2013-04-18
    • US13356320
    • 2012-01-23
    • Jong Han KIMHyun Chul Jeong
    • Jong Han KIMHyun Chul Jeong
    • H01G4/30
    • H01G4/005H01G4/12H01G4/30
    • There is provided multilayered ceramic electronic component having a 0603 size or less, the multilayered ceramic electronic component including: a ceramic body including a plurality of internal electrodes and dielectric layers disposed between the internal electrodes; and external electrodes disposed on outer surfaces of the ceramic body and electrically connected to the internal electrodes, wherein when a region in which the internal electrodes are overlapped is defined as an active region in a cross section of a central portion in a length direction of the ceramic body, taken in width and thickness directions thereof, the entire area of the cross section taken in the width and thickness directions is defined as At, and an area of the active region is defined as Aa, the following equation is satisfied: 65%≦Aa/At≦90%.
    • 提供具有0603尺寸以下的多层陶瓷电子部件,所述多层陶瓷电子部件包括:陶瓷体,包括设置在所述内部电极之间的多个内部电极和电介质层; 以及设置在所述陶瓷体的外表面并与内部电极电连接的外部电极,其中,当内部电极重叠的区域被定义为在所述内部电极的长度方向上的中心部分的截面中的有源区域 陶瓷体的宽度方向和厚度方向的截面宽度和厚度方向的整个面积被定义为At,有源区域的面积被定义为Aa,满足下式:65% @Aa / At @ 90%。
    • 6. 发明申请
    • MULTILAYER CERAMIC ELECTRONIC COMPONENT AND FABRICATION METHOD THEREOF
    • 多层陶瓷电子元件及其制造方法
    • US20130063862A1
    • 2013-03-14
    • US13333359
    • 2011-12-21
    • Jong Han KIMHyun Chul JeongJae Man Park
    • Jong Han KIMHyun Chul JeongJae Man Park
    • H01G4/008B32B38/14
    • H01G4/30H01G4/005
    • There is provided a multilayer ceramic electronic component, including: a ceramic main body including a dielectric layer; and inner electrodes disposed to face each other within the ceramic main body, with the dielectric layer interposed therebetween, wherein, when an average thickness of the dielectric layer is td and an average thickness of the inner electrodes is te, 0.1 μm≦te≦0.5 μm and (td+te)/te≦2.5 are satisfied, and when an average surface roughness on a virtual surface roughness center line of the inner electrode is Ra and an average roughness of ten points of the inner electrode is Rz, 5 nm≦Ra≦30 nm, 150 nm≦Rz≦td/2, and 8≦Rz/Ra≦20 are satisfied. The multilayer ceramic electronic component has excellent reliability by improving adhesion strength between the dielectric layer and the inner electrodes and withstand voltage characteristics.
    • 提供了一种多层陶瓷电子部件,包括:包括电介质层的陶瓷主体; 以及在陶瓷主体内部彼此相对配置的内部电极,介电层插入其间,其中,当电介质层的平均厚度为td,内部电极的平均厚度为te时,为0.1μm< lE; te≦̸ 0.5 并且当内部电极的虚拟表面粗糙度中心线上的平均表面粗糙度为Ra并且内部电极的10个点的平均粗糙度为Rz时,为5nm& nlE;并且(td + te)/te& Ra和nlE; 30nm,150nm和nlE; Rz& NlE; td / 2和8≦̸ Rz / Ra≦̸ 20。 多层陶瓷电子部件通过提高介电层与内部电极之间的粘合强度和耐电压特性而具有优异的可靠性。