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公开(公告)号：US20240379292A1
公开(公告)日：2024-11-14
申请号：US18606625
申请日：2024-03-15
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Hyun Sik Chae , Ji Hyeon Lee , Eun Jung Lee , Jong Ho Lee , Yong Hwa Lee , Min Soo Kim , Dong Jun Jung , Hyo Sub Kim
Abstract: A multilayer electronic component includes a body including a capacitance forming portion including a dielectric layer and an internal electrode alternately disposed in a first direction, and cover portions disposed on both end surfaces of the capacitance forming portion in the first direction, respectively, and including a first surface and a second surface opposing each other in the first direction, a third surface and a fourth surface opposing each other in a second direction, and a fifth surface and a sixth surface opposing each other in a third direction; external electrodes disposed on the third and fourth surfaces of the body, respectively; and side margin portions disposed on the fifth and sixth surfaces of the body, respectively. At least one of the capacitance forming portion, the cover portion, or the side margin portions includes a secondary phase including gallium (Ga).
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公开(公告)号：US12080480B2
公开(公告)日：2024-09-03
申请号：US17888909
申请日：2022-08-16
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Dae Hee Lee , Soo Jeong Jo , Kang Ha Lee , Yoon A Park , Jin Woo Chun , Berm Ha Cha , Myung Jun Park , Jong Ho Lee
CPC classification number: H01G4/0085 , H01G4/30
Abstract: A multilayer capacitor includes a body including a dielectric layer and a plurality of internal electrodes stacked on one another with the dielectric layer interposed therebetween, and external electrodes disposed externally on the body, and each connected to the plurality of internal electrodes, wherein at least one of the plurality of internal electrodes includes an alloy region formed in a region in contact with a corresponding external electrode of the external electrodes, and the alloy region includes a nickel (Ni)-chromium (Cr) alloy.
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公开(公告)号：US20240170215A1
公开(公告)日：2024-05-23
申请号：US18428594
申请日：2024-01-31
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Eun Jung Lee , Jong Ho Lee , Sim Chung Kang , Ki Pyo Hong
CPC classification number: H01G4/1227 , H01G4/012 , H01G4/248 , H01G4/30
Abstract: A multilayer ceramic capacitor includes a ceramic body having a dielectric layer, a plurality of internal electrodes disposed in the ceramic body, and a first side margin portion and a second side margin portion arranged on end portions of the internal electrodes exposed through respective opposing surfaces of the ceramic body. The ceramic body includes an active portion having the plurality of internal electrodes arranged to overlap each other with the dielectric layer interposed therebetween to form capacitance, and cover portions disposed above an uppermost and below a lowermost internal electrode of the active portion. The first and second side margin portions include tin (Sn), and a content of Sn included in the first and second side margin portions is greater than a content of Sn included in the dielectric layer of the active portion.
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公开(公告)号：US11651899B2
公开(公告)日：2023-05-16
申请号：US17580031
申请日：2022-01-20
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jang Yeol Lee , Ji Hong Jo , Yoo Jeong Lee , Myung Jun Park , Jong Ho Lee , Hye Young Choi , Jae Hyun Lee , Hyun Hee Gu
CPC classification number: H01G4/2325 , H01G4/248 , H01G4/30 , H01G4/1227
Abstract: A capacitor component includes a body including dielectric layers, first and second internal electrodes, laminated in a first direction, facing each other, and first and second cover portions, disposed on outermost portions of the first and second internal electrodes, and first and second external electrodes, respectively disposed on both external surfaces of the body in a second direction, perpendicular to the first direction, and respectively connected to the first and second internal electrodes. An indentation including a glass is disposed at at least one of boundaries between the first internal electrodes and the first external electrode or one of boundaries between the second internal electrodes and the second external electrode.
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公开(公告)号：US11610739B2
公开(公告)日：2023-03-21
申请号：US16831254
申请日：2020-03-26
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jong Ho Lee , Yong Park , Ki Pyo Hong , Sim Chung Kang
Abstract: A multilayer ceramic capacitor includes a ceramic body including dielectric layers, a plurality of internal electrodes disposed in the ceramic body, and a first side margin portion and a second side margin portion respectively arranged on end portions of the internal electrodes exposed to first and second surfaces. The first and second side margin portions each include a first region adjacent to an outward facing side surface of the respective side margin portion, and a second region adjacent to the internal electrodes exposed to the first and second surfaces of the ceramic body, and an average size of dielectric grains included in the second region is larger than an average size of dielectric grains included in the first region.
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Patent Agency Ranking
公开(公告)号：US20220246360A1
公开(公告)日：2022-08-04
申请号：US17726908
申请日：2022-04-22
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jang Yeol Lee , Jin Soo Park , Ji Hong Jo , Myung Jun Park , Hyun Hee Gu , Jong Ho Lee
Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric layer and a plurality of internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, and an external electrode formed outside the ceramic body. The external electrode includes an electrode layer, and a thickness T1 of the electrode layer corresponding to a central region of the ceramic body in a thickness direction is 5 μm or more and 30 μm or less, a thickness T2 of the electrode layer corresponding to a region in which an outermost internal electrode is located is 5 μm or more and 15 μm or less, and a thickness T3 of the electrode layer corresponding to a corner portion of the ceramic body is 0.1 μm or more and 10 μm or less.
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公开(公告)号：US20220122769A1
公开(公告)日：2022-04-21
申请号：US17224586
申请日：2021-04-07
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Hyea Sun Yun , Sung Ae Kim , Ji Hun Jeong , Yoo Jin Choi , Jong Ho Lee
Abstract: A multilayer capacitor includes a body including dielectric layers and internal electrodes, and external electrodes, wherein the body has first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction perpendicular to the first and second directions. A length of a portion of the plurality of internal electrodes in the third direction in an intermediate region of the body in the first direction is greater than a length of the first surface or the second surface of the body in the third direction. The plurality of internal electrodes have a bottleneck structure between the intermediate region and at least one of the first and second surfaces, and wherein the bottleneck structure has a shape recessed into an inner portion of the body.
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公开(公告)号：US11250992B2
公开(公告)日：2022-02-15
申请号：US16843247
申请日：2020-04-08
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Yong Park , Jong Ho Lee , Woo Chul Shin , Ki Pyo Hong
Abstract: A capacitor component includes a body including a layered portion having alternately stacked first and second internal electrodes laminated with dielectric layers interposed therebetween in a first direction, and first and second connecting portions disposed on two opposing surfaces of the layered portion, respectively, in a second direction perpendicular to the first direction and electrically connected to the first and second internal electrodes, respectively. The first and second connecting portions each include a metal layer disposed on the layered portion, a ceramic layer disposed on the metal layer, and an exposed portion penetrating through the ceramic layer to be in contact with the metal layer.
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公开(公告)号：US10991512B2
公开(公告)日：2021-04-27
申请号：US16686690
申请日：2019-11-18
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Chang Soo Park , Yong Park , Ki Pyo Hong , Jong Ho Lee
Abstract: A capacitor component includes a lamination portion in which first and second internal electrodes are disposed to face each other in a first direction and separated from each other by a dielectric layer, and a body comprising the lamination portion and first and second connection portions disposed on both sides of the lamination portion in a second direction, perpendicular to the first direction, and connected to the first and second internal electrodes. The first and second connection portions each include a metal layer including nickel and disposed on the lamination portion and a ceramic layer disposed on the metal layer, and an average thickness of each of the first and second internal electrodes is 0.4 μm or less.
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公开(公告)号：US20210012964A1
公开(公告)日：2021-01-14
申请号：US16877686
申请日：2020-05-19
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jang Yeol Lee , Ji Hong Jo , Yoo Jeong Lee , Myung Jun Park , Jong Ho Lee , Hye Young Choi , Jae Hyun Lee , Hyun Hee Gu
Abstract: A capacitor component includes a body including dielectric layers, first and second internal electrodes, laminated in a first direction, facing each other, and first and second cover portions, disposed on outermost portions of the first and second internal electrodes, and first and second external electrodes, respectively disposed on both external surfaces of the body in a second direction, perpendicular to the first direction, and respectively connected to the first and second internal electrodes. An indentation including a glass is disposed at at least one of boundaries between the first internal electrodes and the first external electrode or one of boundaries between the second internal electrodes and the second external electrode.
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