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公开(公告)号：US20230162918A1
公开(公告)日：2023-05-25
申请号：US17983117
申请日：2022-11-08
发明人： Taek Jung LEE , Sang Moon LEE , Chang Ho SEO , Hwi Dae KIM , Chul Seung LEE
CPC分类号： H01G4/1272 , H01G4/012 , H01G4/248 , H01G4/2325 , H01G4/30
摘要： A multilayer ceramic electronic component includes: a body including a dielectric layer and a plurality of internal electrodes stacked on each other having the dielectric layer interposed therebetween; and an external electrode disposed externally on the body and connected to one or more of the internal electrodes. The body includes a first region in contact with the external electrode and a second region not in contact with the external electrode, and R1/R2 satisfies 3 to 15 in which R1 indicates a surface roughness Ra of the first region and R2 indicates a surface roughness of the second region.
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公开(公告)号：US20220157523A1
公开(公告)日：2022-05-19
申请号：US17380343
申请日：2021-07-20
发明人： Sang Moon LEE , Jae Young NA , Eun Kwang LEE , Won Hee YOO
摘要： An electronic component includes a body including a plurality of dielectric layers, and a plurality of internal electrodes disposed with a corresponding one of the dielectric layers interposed therebetween; and an external electrode disposed on the body and connected to at least one of the plurality of internal electrodes. One of the plurality of internal electrodes includes an alloy metal including nickel, tin and aluminum. One of the plurality of internal electrodes includes a core internal electrode including a first surface and a second surface opposing each other, and a capping internal electrode disposed on the first surface of the core internal electrode and the second surface of the core internal electrode. The capping internal electrode includes a first alloy region including an alloy of nickel and aluminum.
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公开(公告)号：US20180175591A1
公开(公告)日：2018-06-21
申请号：US15728104
申请日：2017-10-09
发明人： Hye Hun PARK , Kwang Jik LEE , Ju Hwan YANG , Jung Wook SEO , Sang Moon LEE
CPC分类号： H01T4/02 , H01L27/0288 , H01T4/08 , H01T4/12 , H01T21/00
摘要： A composite electronic component includes an element part and an electrostatic discharge (ESD) protection part disposed on the element part. The ESD protection part includes first and second discharge electrodes having a gap formed therebetween, a discharge layer disposed between the first and second discharge electrodes and in the gap, and a multilayer insulating layer covering the discharge layer and including at least two insulating layers having different breakdown voltage (BDV) values.
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公开(公告)号：US20170374727A1
公开(公告)日：2017-12-28
申请号：US15467273
申请日：2017-03-23
发明人： Sang Moon LEE , Sung Jin PARK , Ha Yoon SONG , Sung Ryong MA
CPC分类号： H05F3/04 , H01F17/0013 , H01F27/2804 , H01F27/34 , H01F41/02 , H01F2027/2809 , H03H1/00 , H03H3/00 , H03H2001/0085 , H03H2001/0092
摘要： A complex electronic component includes: an element part and an electrostatic discharge (ESD) protection part disposed on the element part. The ESD protection part includes: first and second discharging electrodes having a gap disposed therebetween; a blocking layer disposed between the first and second discharging electrodes; and a discharging layer which is disposed to cover an upper portion of the blocking layer and is in contact with top surfaces of the first and second discharging electrodes.
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公开(公告)号：US20140333404A1
公开(公告)日：2014-11-13
申请号：US14322628
申请日：2014-07-02
发明人： Jun Hee BAE , Sang Moon LEE , Sung Kwon WI
CPC分类号： H01F27/292 , H01F17/0013
摘要： Disclosed herein is a coil component including: an insulating layer containing a ferrite powder and a coil electrode embedded in the insulating layer, in which a particle diameter of the ferrite powder is smaller than a wavelength of light which is used during an exposure process, thereby increasing permeability and improving an impedance characteristic.
摘要翻译： 这里公开了一种线圈部件，其包括：绝缘层，其包含铁氧体粉末和嵌入绝缘层中的线圈电极，其中铁氧体粉末的粒径小于在曝光过程中使用的光的波长，由此 提高磁导率和改善阻抗特性。
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公开(公告)号：US20130141206A1
公开(公告)日：2013-06-06
申请号：US13707327
申请日：2012-12-06
发明人： Sang Moon LEE , Sung Kwon WI , Yong Suk KIM , Ju Hwan YANG , Won Chul SIM , Jeong Bok KWAK , Jeong Min CHO , Young Seuck YOO
IPC分类号： H01F17/00
CPC分类号： H01F17/0006 , H01F17/0013 , H01F2017/008 , H01F2017/0093
摘要： Disclosed herein is a common mode noise filter including: a plurality of insulation layers configuring a laminated body formed on a substrate; internal electrode coils included in the plurality of insulation layers; external electrode terminals connected to an end portion of the internal electrode coils; and a magnetic layer formed on a surface of the laminated body. According to the present invention, the common mode noise filter has the magnetic layer including the conductive metal on the uppermost layer thereof, such that the permeability of the ferrite composite may be increased and the ferrite powder may be effectively compensated for the eddy current loss of the internal electrode coil, thereby making it possible to improve the impedance characteristics of the common mode noise filter.
摘要翻译： 本文公开了一种共模噪声滤波器，包括：多个绝缘层，其构成形成在基板上的层叠体; 包括在所述多个绝缘层中的内部电极线圈; 连接到内部电极线圈的端部的外部电极端子; 以及形成在层叠体的表面上的磁性层。 根据本发明，共模噪声滤波器在其最上层具有包括导电金属的磁性层，从而可以增加铁氧体复合材料的磁导率，并且铁氧体粉末可有效补偿涡流损耗 内部电极线圈，从而可以提高共模噪声滤波器的阻抗特性。
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公开(公告)号：US20180234074A1
公开(公告)日：2018-08-16
申请号：US15798312
申请日：2017-10-30
发明人： Sang Moon LEE , Bon Seok Koo , Kun Hoi Koo , Sung Ryong Ma , Sung Jin Park , Ha Yoon Song
CPC分类号： H03H7/427 , H01F3/10 , H01F17/0013 , H01F27/245 , H01F27/255 , H01F27/2804 , H01F27/29 , H01F27/292 , H01F2003/106 , H01F2017/0093 , H03H1/00 , H03H2001/0092
摘要： A common mode filter includes: a body including a filter portion; first and second external electrodes each including an electrode layer including conductive particles, intermetallic compound (IMC) formation particles, and a resin, and disposed on an external surface of the body; and first and second coils disposed in the filter portion, the first and second coils being connected through lead portions to the electrode layers of the first and second external electrodes, respectively. The conductive particles include a first conductive particle and a second conductive particle having a diameter smaller than that of the first conductive particle.
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公开(公告)号：US20140153147A1
公开(公告)日：2014-06-05
申请号：US14173699
申请日：2014-02-05
发明人： Sung Kwon WI , Jeong Bok KWAK , Sang Moon LEE , Young Seuck YOO , Yong Suk KIM
IPC分类号： H01F27/34
CPC分类号： H01F27/2804 , H01F17/0013 , H01F19/00 , H01F27/24 , H01F27/28 , H01F27/288 , H01F27/343 , H01F41/042 , H01F2017/0066 , H01F2017/008 , H01F2017/0093 , H05K1/0233 , H05K1/165 , H05K3/4629 , Y10T29/49002 , Y10T29/4902 , Y10T29/49208 , Y10T29/49211 , Y10T29/49936
摘要： A common mode filter is manufactured to include a coil part including an insulation layer and a conductor pattern formed in the insulation layer; and a magnetic substrate coupled to one surface or both surfaces of the coil part. The magnetic substrate includes: an electrostatic absorbing layer made of an electrostatic absorbing material; a magnetic layer provided on one surface or both surfaces of the electrostatic absorbing layer and made of a magnetic material; and an electrode provided between the magnetic layer and the electrostatic absorbing layer and made of a conductive material. Therefore, common mode filter may maintain high efficiency characteristics while preventing an electrostatic discharge phenomenon.
摘要翻译： 共模滤波器被制造为包括线圈部分，其包括绝缘层和形成在绝缘层中的导体图案; 以及耦合到线圈部分的一个表面或两个表面的磁性基板。 磁性基板包括：由静电吸收材料制成的静电吸收层; 设置在静电吸收层的一个表面或两个表面上并由磁性材料制成的磁性层; 以及设置在磁性层和静电吸收层之间并由导电材料制成的电极。 因此，共模滤波器可以保持高效率特性，同时防止静电放电现象。
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公开(公告)号：US20140152402A1
公开(公告)日：2014-06-05
申请号：US13843717
申请日：2013-03-15
发明人： Sang Moon LEE , Jun Hee BAE , Sung Kwon WI , Yong Suk KIM
IPC分类号： H03H7/01
CPC分类号： H01F17/0013 , H01F2017/0066 , H01F2017/0093 , Y10T29/49016
摘要： Disclosed herein are a common mode noise chip filter and a method for preparing thereof, the common mode noise chip filter including: a ferrite substrate; coil patterns formed on the ferrite substrate; and a ferrite-polymer composite layer on the substrate provided with the coil patterns, wherein the ferrite-polymer composite layer includes spherical ferrite particles and flake shaped ferrite particles.
摘要翻译： 这里公开了共模噪声芯片滤波器及其制备方法，该共模噪声芯片滤波器包括：铁氧体衬底; 在铁素体基板上形成的线圈图案; 在设置有线圈图案的基板上的铁素体 - 高分子复合层，其中铁氧体 - 聚合物复合层包括球形铁氧体颗粒和片状铁素体颗粒。
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10.发明申请公开(公告)号：US20130335871A1
公开(公告)日：2013-12-19
申请号：US13843860
申请日：2013-03-15
发明人： Sang Moon LEE , Sung Kwon WI , Ju Hwan YANG , Won Chul SIM , Young Do KWEON
IPC分类号： H02H9/04
CPC分类号： H02H9/044 , H01C1/14 , H01C7/12 , H01T4/08 , H01T4/10 , H05K1/026 , H05K2201/09736 , H05K2201/09827
摘要： Disclosed herein are an electrostatic discharge protection device including: a substrate; a pair of electrodes formed on the substrate so as to be spaced apart from each other; and an insulating layer formed on the electrodes, wherein each of the electrodes has a shape in which it protrudes from a cross section thereof toward a surface thereof, and a manufacturing method thereof, and a composite electronic component including the same.
摘要翻译： 这里公开了一种静电放电保护装置，包括：基板; 一对电极，形成在所述基板上以彼此间隔开; 以及形成在电极上的绝缘层，其中每个电极具有从其横截面向其表面突出的形状及其制造方法，以及包括该绝缘层的复合电子部件。
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