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公开(公告)号:US11651901B2
公开(公告)日:2023-05-16
申请号:US17462726
申请日:2021-08-31
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Il Ro Lee , Jung Min Kim , Hong Je Choi , Sang Wook Lee , Seon Ho Park , Jeong Ryeol Kim , Bon Seok Koo
CPC classification number: H01G4/30 , H01G2/065 , H01G4/008 , H01G4/012 , H01G4/1227
Abstract: A multilayer electronic component includes: a body including dielectric layers and internal electrodes disposed alternately with the dielectric layers; and external electrodes disposed on the body, wherein each of the external electrodes includes: an electrode layer connected to the internal electrodes; a first intermetallic compound layer disposed on the electrode layer and including Cu3Sn; a second intermetallic compound layer disposed on the first intermetallic compound layer and including Cu6Sn5; and a conductive resin layer disposed on the second intermetallic compound layer and including a conductive connection portion including a low melting point metal, a plurality of metal particles, and a base resin, and an average thickness of the first intermetallic compound layer is 0.5 to 2.5 μm.
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公开(公告)号:US20230094110A1
公开(公告)日:2023-03-30
申请号:US17572176
申请日:2022-01-10
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Jung Min Kim , Hong Je Choi , Ji Hye Han , Byung Woo Kang , Hye Jin Park , Sang Wook Lee , Bon Seok Koo , Jung Won Lee
Abstract: A capacitor component includes a body including a dielectric layer and an internal electrode layer; and an external electrode disposed on one surface of the body, wherein the external electrode includes first electrode layers disposed on the one surface of the body to be spaced apart from each other, and covering a region of the one surface of the body through which the internal electrode layer is exposed; a second electrode layer including a base resin and a conductive connection portion disposed in the base resin, and disposed on the one surface of the body to cover the first electrode layers; and an intermetallic compound disposed only between each of the first electrode layers and the second electrode layer.
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公开(公告)号:US11508522B2
公开(公告)日:2022-11-22
申请号:US16857264
申请日:2020-04-24
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Jae Seok Yi , Il Ro Lee , Chang Hak Choi , Bon Seok Koo , Jung Min Kim , Byung Woo Kang , San Kyeong
Abstract: A multilayer electronic component include a first non-conductive resin layer, extending between a conductive resin layer and an electrode layer of a first external electrode, and a second non-conductive resin layer extending between a conductive resin layer and an electrode layer of a second external electrode. The first non-conductive layer and the second non-conductive layer may be spaced apart from each other to suppress arc discharge and to improve bending strength.
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公开(公告)号:US20220165500A1
公开(公告)日:2022-05-26
申请号:US17462726
申请日:2021-08-31
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Il Ro Lee , Jung Min Kim , Hong Je Choi , Sang Wook Lee , Seon Ho Park , Jeong Ryeol Kim , Bon Seok Koo
Abstract: A multilayer electronic component includes: a body including dielectric layers and internal electrodes disposed alternately with the dielectric layers; and external electrodes disposed on the body, wherein each of the external electrodes includes: an electrode layer connected to the internal electrodes; a first intermetallic compound layer disposed on the electrode layer and including Cu3Sn; a second intermetallic compound layer disposed on the first intermetallic compound layer and including Cu6Sn5; and a conductive resin layer disposed on the second intermetallic compound layer and including a conductive connection portion including a low melting point metal, a plurality of metal particles, and a base resin, and an average thickness of the first intermetallic compound layer is 0.5 to 2.5 μm.
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公开(公告)号:US20220139618A1
公开(公告)日:2022-05-05
申请号:US17308273
申请日:2021-05-05
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Byung Woo Kang , Bon Seok Koo , Jeong Ryeol Kim , Jung Min Kim , Jae Seok Yi , Ji Hye Han , Hye Jin Park
Abstract: A multilayer electronic component includes a body including first and second surfaces opposing each other in a first direction, third and fourth surfaces connected to the first and second surfaces and opposing each other in a second direction, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other in a third direction and including a dielectric layer and internal electrodes alternately disposed with the dielectric layer interposed therebetween in the first direction, and external electrodes disposed on the third and fourth surfaces, wherein the external electrodes include an electrode layer disposed on the body and a conductive resin layer disposed on the electrode layer, and the conductive resin layer includes a conductive metal, an epoxy resin, and an acrylic resin.
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公开(公告)号:US20210375543A1
公开(公告)日:2021-12-02
申请号:US17022518
申请日:2020-09-16
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Kun Hoi Koo , Soung Jin Kim , Bon Seok Koo
Abstract: An electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode including a conductive resin layer, disposed on the body, and a plating layer disposed on the conductive resin layer. The conductive resin layer includes a metal particle, a first intermetallic compound, and a base resin, and a second intermetallic compound is disposed on a boundary between the conductive resin layer and the plating layer.
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公开(公告)号:US11183331B2
公开(公告)日:2021-11-23
申请号:US16537847
申请日:2019-08-12
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Jae Seok Yi , Jung Min Kim , Chang Hak Choi , Bon Seok Koo , Byung Woo Kang , Hae Sol Kang , San Kyeong , Jun Hyeon Kim
Abstract: A multilayered capacitor includes a shock absorbing layer disposed between an upper layer of a capacitor body and a conductive resin layer of an external electrode and between a lower layer of the capacitor body and the conductive resin layer of the external electrode. A length of the shock absorbing layer is longer than that of the conductive resin layer, thereby improving warpage strength characteristics of the capacitor body.
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公开(公告)号:US11094460B2
公开(公告)日:2021-08-17
申请号:US16275795
申请日:2019-02-14
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor: Jeong Suong Yang , Bon Seok Koo , Sung Min Cho , Woong Do Jung , Hai Joon Lee
Abstract: A capacitor component includes: a body including a dielectric layer and first and second internal electrodes alternately disposed with the dielectric layer interposed therebetween; first and second external electrodes including first and second connection portions, and first and second band portions extending onto portions of a surface from the first and second connection portions, respectively; first and second plating layers disposed on the first and second band portions, respectively; humidity resistant layers disposed between the first and second external electrodes, disposed on the first and second external electrodes, and having openings respectively exposing portions of the first and second band portions. The first and second plating layers are disposed in the openings of the humidity resistant layers, respectively, and are in contact with the first and second band portions, respectively.
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公开(公告)号:US10658117B2
公开(公告)日:2020-05-19
申请号:US16271084
申请日:2019-02-08
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor: Jung Min Kim , Bon Seok Koo , Jung Wook Seo , Yoon Hee Lee , Kun Hoi Koo
Abstract: A multilayer ceramic capacitor comprises a body including dielectric layers and internal electrodes; and external electrodes disposed on external surfaces of the body, respectively, wherein each of the external electrodes includes a first electrode layer disposed on the one surface of the body and contacting the internal electrodes; a conductive resin layer disposed on the first electrode layer and including a plurality of metal particles, a conductive connecting part surrounding the plurality of metal particles, a base resin, and an intermetallic compound contacting the first electrode layer and the conductive connecting part; and a second electrode layer disposed on the conductive resin layer and contacting the conductive connecting part.
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公开(公告)号:US10580567B2
公开(公告)日:2020-03-03
申请号:US15472700
申请日:2017-03-29
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor: Yoon Hee Lee , Bon Seok Koo , Yeon Tae Kim , Chang Hak Choi , Jung Min Kim
Abstract: A coil component includes: a body including a magnetic material and a coil of which both ends are externally exposed; intermetallic compounds disposed on the exposed both ends of the coil; and external electrodes disposed on the body to cover the intermetallic compounds. The external electrodes include: conductive resin layers disposed on outer surfaces of the body to contact the exposed both ends of the coil and including base resins, a plurality of metal particles disposed in the base resins, and conductive connecting parts surrounding the plurality of metal particles and contacting the intermetallic compounds. The coil component further includes electrode layers disposed on the conductive resin layers and contacting the conductive connecting parts.
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