公开(公告)号：US20210020369A1

公开(公告)日：2021-01-21

申请号：US17061612

申请日：2020-10-02

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Myung Jun PARK ,  Jong Ho LEE ,  Jang Yeol LEE

IPC: H01G4/232 ,  H01G4/30 ,  H01G4/224 ,  H01G4/012

Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and a plurality of internal electrodes disposed to face each other with each of the dielectric layers interposed therebetween; and external electrodes disposed on external surfaces of the ceramic body and electrically connected to the internal electrodes, respectively, in which the external electrode each include an electrode layer electrically connected to the internal electrodes and a plating layer disposed on the electrode layer, and a thickness of the electrode layer in a cross section of the ceramic body in first and second directions is 10 μm or more.

公开(公告)号：US20200075246A1

公开(公告)日：2020-03-05

申请号：US16177912

申请日：2018-11-01

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Tae Jun KIM ,  Jang Yeol LEE ,  Jong Ho LEE ,  Myung Jun PARK

IPC: H01G4/232 ,  H01G4/30 ,  H01G4/248 ,  H01G4/12 ,  H01G4/008

Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and a plurality of internal electrodes disposed to face each other with each of the dielectric layers interposed therebetween; and external electrodes disposed on external surfaces of the ceramic body and electrically connected to the internal electrodes, respectively, wherein the external electrode includes an electrode layer electrically connected to the internal electrodes and a conductive resin layer disposed on the electrode layer, and a sum of thicknesses of the electrode layer and the conductive resin layer in a cross section of the ceramic body in the first and second directions is 12 μm or more.

公开(公告)号：US20200075243A1

公开(公告)日：2020-03-05

申请号：US16189143

申请日：2018-11-13

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Myung Jun PARK ,  Jong Ho LEE ,  Jang Yeol LEE

IPC: H01G4/12 ,  H01G4/30 ,  H01G4/005

Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and a plurality of internal electrodes disposed to face each other with each of the dielectric layers interposed therebetween; and external electrodes disposed on external surfaces of the ceramic body and electrically connected to the internal electrodes, respectively, in which the external electrode each include an electrode layer electrically connected to the internal electrodes and a plating layer disposed on the electrode layer, and a thickness of the electrode layer in a cross section of the ceramic body in first and second directions is 10 μm or more.

公开(公告)号：US20200051741A1

公开(公告)日：2020-02-13

申请号：US16186111

申请日：2018-11-09

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Yong PARK ,  Jang Yeol LEE ,  Ji Hong JO

IPC: H01G4/008 ,  H01G4/30 ,  H01G4/012

Abstract: A multilayer ceramic capacitor includes a ceramic body including a dielectric layer and having first and second surfaces opposing each other in a width direction, third and fourth surfaces connecting the first and second surfaces in a length direction, and fifth and sixth surfaces opposing each other in a thickness direction, internal electrodes disposed inside the ceramic body, exposed through the first and second surfaces, and having one end portion exposed through the third or fourth surface, and first and second side margin portions disposed on edges of the internal electrodes, exposed through the first and second surfaces. In a cross-section cut along a width-thickness plane of the ceramic body, an area of an oxide region disposed on the edges of the internal electrodes is less than 10% of an overall area of the internal electrodes exposed through the first and second surfaces.

公开(公告)号：US20200006001A1

公开(公告)日：2020-01-02

申请号：US16171903

申请日：2018-10-26

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jong Ho LEE ,  Eui Hyun JO ,  Jang Yeol LEE ,  Myung Jun PARK ,  Hyun Hee GU

IPC: H01G4/232 ,  H01G4/30 ,  H01G4/248

Abstract: A multilayer ceramic capacitor includes a body and an external electrode on the body. The body includes a dielectric layer and an internal electrode. The external electrode includes an electrode layer connected to the internal electrode, a first plating portion on the electrode layer, and a second plating portion on the first plating portion. The first plating portion includes a plurality of plating layers in which a tin (Sn)-plated layer and a nickel (Ni)-plated layer are alternately stacked.

公开(公告)号：US20190228909A1

公开(公告)日：2019-07-25

申请号：US16372777

申请日：2019-04-02

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Myeong Gi KIM ,  Yu Ra SHIN ,  Jang Yeol LEE ,  Seong MIN ,  Hak Kwan KIM

IPC: H01G4/008 ,  H01G4/30 ,  C01B32/23 ,  H01G4/12 ,  H01G4/248 ,  C01B32/182

Abstract: A conductive powder for an internal electrode includes a metal particle; and a graphene layer or an oxidized graphene layer disposed on at least a portion of a surface of the metal particle.

公开(公告)号：US20220172899A1

公开(公告)日：2022-06-02

申请号：US17307395

申请日：2021-05-04

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jang Yeol LEE ,  Hye Min BANG ,  Ho Phil JUNG ,  Sung Min CHO

IPC: H01G4/30 ,  H01G4/012 ,  H01G4/14 ,  H01G4/248

Abstract: A multilayer capacitor includes a body including a stack structure in which a plurality of dielectric layers are stacked and a plurality of internal electrodes are stacked with the dielectric layers interposed therebetween, external electrodes disposed on an external surface of the body to be connected to the internal electrodes, and including a first electrode layer disposed on a first surface of the body to which the internal electrodes are exposed, and a second electrode layer covering the first electrode layer, a first insulating coating layer disposed between the first and second electrode layers and having a discontinuous region, and a second insulating coating layer having a discontinuous region to cover at least a portion of a surface of the body. The second insulating coating layer is exposed from the external electrodes.

公开(公告)号：US20220172895A1

公开(公告)日：2022-06-02

申请号：US17235350

申请日：2021-04-20

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jang Yeol LEE ,  Hye Min BANG ,  Bum Soo KIM

IPC: H01G4/12 ,  H01G4/30 ,  H01G4/012 ,  H01G4/008

Abstract: A multilayer capacitor includes a body including a stack structure in which dielectric layers are stacked and internal electrodes are stacked with one of the dielectric layers interposed therebetween and first and second external electrodes disposed on the body and connected to the first and second internal electrodes, respectively. The first external electrode includes a first electrode layer covering a first surface of the body to which the first internal electrode is exposed, a glass layer covering the first electrode layer and a second surface of the body connected to the first surface, and a second electrode layer covering the glass layer, and the glass layer includes an inner region having a discontinuous region and an outer region covering the second surface of the body and having an end exposed from the second electrode layer.

公开(公告)号：US20220076894A1

公开(公告)日：2022-03-10

申请号：US17529889

申请日：2021-11-18

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

IPC: H01G4/30 ,  H01G4/012 ,  H01G2/02 ,  H01G4/12 ,  H01G4/008

Abstract: A capacitor component includes a body including a dielectric layer, a first electrode and a second internal electrode, laminated in a first direction, opposing each other, and a first cover portion and a second cover portion, disposed on outermost surfaces of the first and second internal electrodes, each having a thickness of 25 μm or less, a first electrode layer and a second electrode layer, respectively disposed on both external surfaces of the body in a second direction perpendicular to the first direction and respectively, and plating layers, respectively disposed on the first and second electrode layers. A metal oxide is disposed on a boundary between the first electrode layer and the plating layer and a boundary between the second electrode layer and the plating layer.

公开(公告)号：US20210012967A1

公开(公告)日：2021-01-14

申请号：US16879980

申请日：2020-05-21

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

IPC: H01G4/30 ,  H01G4/012 ,  H01G4/008 ,  H01G4/12 ,  H01G2/02

Abstract: A capacitor component includes a body including a dielectric layer, a first electrode and a second internal electrode, laminated in a first direction, opposing each other, and a first cover portion and a second cover portion, disposed on outermost surfaces of the first and second internal electrodes, each having a thickness of 25 μm or less, a first electrode layer and a second electrode layer, respectively disposed on both external surfaces of the body in a second direction perpendicular to the first direction and respectively, and plating layers, respectively disposed on the first and second electrode layers. A metal oxide is disposed on a boundary between the first electrode layer and the plating layer and a boundary between the second electrode layer and the plating layer.