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公开(公告)号：US09299497B2
公开(公告)日：2016-03-29
申请号：US13764301
申请日：2013-02-11
发明人： Byoung Hwa Lee , Heung Kil Park , Min Cheol Park , Young Ghyu Ahn , Sang Soo Park , Tae Hyeok Kim
摘要： There is provided a multilayer ceramic capacitor including: a ceramic body; an active layer including a plurality of first and second internal electrodes formed to be alternately exposed to both end surfaces of the ceramic body, disposed vertically on upper and lower surfaces of the ceramic body and forming capacitance; an upper cover layer formed upwardly of the active layer; a lower cover layer formed downwardly of the active layer and having a thickness greater than that of the upper cover layer; and first and second external electrodes covering both end surfaces of the ceramic body, wherein the active layer includes a first block in which a first region I and a second region II formed, and a second block in which a third region III, and a fourth region IV formed.
摘要翻译： 提供了一种多层陶瓷电容器，包括：陶瓷体; 活性层，包括多个第一和第二内部电极，形成为交替暴露于陶瓷体的两个端面，垂直设置在陶瓷体的上表面和下表面上，并形成电容; 由所述有源层向上形成的上覆盖层; 下部覆盖层，形成在有源层的下方，其厚度大于上覆盖层的厚度; 以及覆盖陶瓷体的两个端面的第一外部电极和第二外部电极，其中有源层包括形成有第一区域I和第二区域II的第一区段和第二区域，其中第三区域III和第四区域 区域IV形成。
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公开(公告)号：US10892100B2
公开(公告)日：2021-01-12
申请号：US16158684
申请日：2018-10-12
发明人： Tae Hyeok Kim , Sang Soo Park , Jae Yeol Choi
摘要： A multilayer capacitor includes a connecting electrode provided on a surface opposite to a surface on which the capacitor body is mounted, and a third external electrode and a fourth external electrode extend to cover opposing ends of the connecting electrode across a width of the capacitor body. The third and fourth external electrodes are disposed on respective side surfaces of the capacitor body opposite each other across the width, and contact respective first and second pluralities of internal electrodes disposed in the capacitor body.
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公开(公告)号：US09263185B2
公开(公告)日：2016-02-16
申请号：US13764220
申请日：2013-02-11
发明人： Byoung Hwa Lee , Young Ghyu Ahn , Sang Soo Park , Min Cheol Park , Tae Hyeok Kim , Heung Kil Park
CPC分类号： H01G2/06 , H01G4/005 , H01G4/12 , H05K3/3442 , H05K2201/10015 , H05K2201/2045 , Y02P70/613
摘要： A multilater ceramic capacitor includes: a ceramic body in which a plurality of dielectric layers are laminated; and an active layer including a plurality of first and second internal electrodes formed to be alternately exposed to both end surfaces of the ceramic body with the dielectric layer interposed therebetween, and forming capacitance. An upper cover layer is formed on an upper portion of the active layer; a lower cover layer is formed on a lower portion of the active layer and having a thickness greater than that of the upper cover layer. First and second external electrodes cover both end surfaces of the ceramic body. Specific sizing of ceramic body and electrodes is defined.
摘要翻译： 多层陶瓷电容器包括：层叠有多个电介质层的陶瓷体; 以及包括多个第一和第二内部电极的有源层，所述多个第一和第二内部电极被形成为交替地暴露于陶瓷体的两个端面，并且形成电容。 在有源层的上部形成上覆盖层; 在有源层的下部形成下覆盖层，其厚度大于上覆盖层的厚度。 第一和第二外部电极覆盖陶瓷体的两个端面。 定义陶瓷体和电极的特定尺寸。
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4.发明申请EMBEDDED MULTILAYER CERAMIC ELECTRONIC COMPONENT AND PRINTED CIRCUIT BOARD HAVING THE SAME 审中-公开嵌入式多层陶瓷电子元件及其印刷电路板公开(公告)号：US20150041197A1
公开(公告)日：2015-02-12
申请号：US14147204
申请日：2014-01-03
发明人： Byoung Hwa Lee , Hai Joon Lee , Tae Hyeok Kim , Jin Man Jung , Eun Hyuk Chae
CPC分类号： H01G4/30 , H01G2/06 , H01G4/005 , H01G4/232 , H05K1/185 , H05K2201/10015 , H05K2201/10439 , H05K2201/10636 , Y02P70/611
摘要： There is provided an embedded multilayer ceramic electronic component including: a ceramic body including dielectric layers; first internal electrodes and second internal electrodes having first and second leads; first dummy electrodes and second dummy electrodes; and first and second external electrodes, wherein when a length from ends of the first and second external electrodes formed on first and second lateral surfaces of the ceramic body to the first and second external electrodes corresponding to the first and second leads is G, a length of the first and second external electrodes formed on the first and second lateral surfaces of the ceramic body up to end surfaces of the ceramic body is BW, and a length from the end surfaces of the ceramic body to the first and second external electrodes corresponding to the first and second leads is M, 30 μm≦G
摘要翻译： 提供了一种嵌入式多层陶瓷电子部件，包括：包括电介质层的陶瓷体; 第一内部电极和具有第一和第二引线的第二内部电极; 第一虚拟电极和第二虚拟电极; 以及第一外部电极和第二外部电极，其中当形成在陶瓷体的第一和第二侧表面上的第一和第二外部电极的端部与对应于第一和第二引线的第一和第二外部电极的长度为G时，长度 形成在陶瓷体的第一和第二侧表面上的第一和第二外部电极直到陶瓷体的端面为BW，并且从陶瓷体的端面到第一和第二外部电极的长度对应于 第一和第二引线为M，30μm＆nlE;满足G
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5.发明授权公开(公告)号：US11127531B2
公开(公告)日：2021-09-21
申请号：US16554052
申请日：2019-08-28
发明人： Tae Hyeok Kim , Jea Yeol Choi , Sang Soo Park , Hwi Dae Kim , Young Jun Cha
摘要： A multilayer ceramic electronic component includes: a ceramic body including an active layer, in which first and second internal electrodes are disposed with a dielectric layer interposed therebetween, the N number of each of the first and second internal electrodes being stacked to be alternately exposed from first and second external surfaces; and first and second external electrodes disposed on the first and second external surfaces of the ceramic body and connected to the first and second internal electrodes, respectively. The ceramic body further includes a cover layer disposed above or below the active layer. The cover layer includes a plurality of first and second dummy electrodes. A number (A>N) of the first and second dummy electrodes are stacked to be alternately exposed from the first and second external surfaces.
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公开(公告)号：US10354800B2
公开(公告)日：2019-07-16
申请号：US15978842
申请日：2018-05-14
发明人： Tae Hyeok Kim
摘要： A multilayer ceramic electronic component includes: a body having first to sixth surfaces, and including a plurality of dielectric layers and a plurality of first and second internal electrodes alternately disposed and exposed through the third and fourth surfaces, respectively; and first and second external electrodes disposed on the third and fourth surfaces of the body, respectively, and including first and second connected portions connected to the first and second internal electrodes, respectively, and first and second band portions extending from the first and second connected portions to portions of at least one of the first and second surfaces of the body, respectively. The external electrodes include conductive layers and plating layers, respectively, and surfaces of end portions of external electrodes are flat.
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公开(公告)号：US09343229B2
公开(公告)日：2016-05-17
申请号：US14248142
申请日：2014-04-08
发明人： Tae Hyeok Kim
CPC分类号： H01G2/065 , H01G4/012 , H01G4/12 , H01G4/30 , H05K1/181 , H05K3/3442 , H05K2201/10015 , H05K2201/10636 , H05K2201/2045 , Y02P70/611
摘要： A multilayer ceramic capacitor may include: a ceramic body in which dielectric layers having an average thickness of 0.2 μm to 2.0 μm are stacked; an active layer configured to form capacitance by including first and second internal electrodes alternately exposed to both end surfaces of the ceramic body, having at least one of the dielectric layers interposed therebetween; an upper cover layer formed on the active layer; a lower cover layer formed below the active layer and being thicker than the upper cover layer; and first and second external electrodes covering the end surfaces of the ceramic body. At least one edge of the ceramic body in length, width, and thickness directions may be rounded. When a radius of curvature of the edge is defined as R and a thickness of the upper cover layer is defined as D, R/D may be in a range of 0.1 to 0.7.
摘要翻译： 多层陶瓷电容器可以包括：层叠平均厚度为0.2μm〜2.0μm的电介质层的陶瓷体; 有源层，被配置为通过包括交替地暴露于所述陶瓷体的两个端面的第一和第二内部电极来形成电容，所述第一和第二内部电极具有介于其间的介电层中的至少一个; 形成在有源层上的上覆盖层; 在所述有源层下面形成并且比所述上覆盖层更厚的下覆盖层; 以及覆盖陶瓷体的端面的第一和第二外部电极。 陶瓷体的长度，宽度和厚度方向上的至少一个边缘可以是圆形的。 当边缘的曲率半径被定义为R并且上覆盖层的厚度被定义为D时，R / D可以在0.1至0.7的范围内。
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公开(公告)号：US10748712B2
公开(公告)日：2020-08-18
申请号：US16200475
申请日：2018-11-26
发明人： Tae Hyeok Kim , Yeon Ho Choi
摘要： A multilayer ceramic electronic component includes: a ceramic body including a dielectric layer and first and second internal electrodes stacked to be alternately exposed to first and second outer surfaces with the dielectric layer interposed therebetween; and first and second external electrodes disposed on the first and second outer surfaces of the ceramic body to be electrically connected to the first and second internal electrodes, respectively. The ceramic body further includes a protective layer disposed on at least one of upper and lower portions of the first and second internal electrodes, the protective layer includes a plurality of dummy electrode cells each having the plurality of dummy electrodes stacked thereon, and a thickness from the uppermost dummy electrode to the lowermost dummy electrode of each of the plurality of dummy electrode cells is greater than a length of each of the plurality of dummy electrode cells.
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公开(公告)号：US09847172B2
公开(公告)日：2017-12-19
申请号：US14920735
申请日：2015-10-22
发明人： Hye Seong Kim , Eun Sang Na , Jin Sung Kim , Ok Nam Kim , Tae Hyeok Kim , Jin Man Jung
摘要： An embedded device includes a multilayer body including dielectric layers and internal electrode layers interposed between adjacent dielectric layers; external electrodes disposed on external surfaces of the multilayer body to apply electric charges having different polarities to adjacent internal electrode layers, the external electrodes containing a conductive material; first copper layers disposed on external surfaces of the external electrodes to cover the external electrodes; and second copper layers disposed on the first copper layers to cover the first copper layers. An average particle diameter of powder particles of the first copper layers is greater than an average particle diameter of powder particles of the second copper layers.
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10.发明授权Multilayered ceramic capacitor, mounting structure of circuit board having multilayered ceramic capacitor mounted thereon, and packing unit for multilayered ceramic capacitor 有权多层陶瓷电容器，其上安装有多层陶瓷电容器的电路板的安装结构，以及用于多层陶瓷电容器的封装单元公开(公告)号：US09048026B2
公开(公告)日：2015-06-02
申请号：US13764184
申请日：2013-02-11
发明人： Young Ghyu Ahn , Min Cheol Park , Tae Hyeok Kim , Sang Soo Park
CPC分类号： H01G4/12 , H01G2/065 , H01G4/012 , H01G4/30 , H05K3/3442 , H05K2201/10015 , H05K2201/2045 , Y02P70/613
摘要： There is provided a multilayered ceramic capacitor, including: a ceramic body; an active layer including a plurality of first and second internal electrodes; an upper cover layer; a lower cover layer, the lower cover layer being thicker than the upper cover layer; a dummy electrode formed inside at least one of the upper and lower cover layers; and first and second external electrodes, wherein, when A is defined as ½ of an overall thickness of the ceramic body, B is defined as a thickness of the lower cover layer, C is defined as ½ of an overall thickness of the active layer, and D is defined as a thickness of the upper cover layer, a ratio of deviation between a center of the active layer and a center of the ceramic body, (B+C)/A, satisfies 1.063≦(B+C)/A≦1.745.
摘要翻译： 提供一种多层陶瓷电容器，包括：陶瓷体; 包括多个第一和第二内部电极的有源层; 上盖层; 下覆盖层，下覆盖层比上覆盖层更厚; 形成在上盖层和下盖层中的至少一个内的虚拟电极; 以及第一和第二外部电极，其中当A定义为陶瓷体的总厚度的1/2时，B定义为下覆盖层的厚度，C定义为有源层的总厚度的1/2， 定义为上覆盖层的厚度，活性层的中心与陶瓷体的中心（B + C）/ A的偏差比满足1.063＆lt;（B + C）/ A＆nlE; 1.745。
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