公开(公告)号：US20250095919A1

公开(公告)日：2025-03-20

申请号：US18535394

申请日：2023-12-11

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Minsoo Kim ,  Seung Yong Lee ,  Yonghwa Lee ,  Sang Jin Park ,  Jinbok Shin ,  Youngjoon Oh ,  Hyunsik Chae ,  Jihyeon Lee

IPC: H01G4/12 ,  H01G4/30

Abstract: Provided is a multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor includes a capacitor body including a dielectric layer and an internal electrode layer, and an external electrode disposed outside the capacitor body. The dielectric layer includes barium titanate-based main ingredient including barium (Ba) and titanium (Ti), and gallium (Ga)Peak intensity ratio of Ba/Ga (IBa/IGa), obtained by TEM-EDS analysis of a region from an interface between the dielectric layer and the internal electrode layer to a depth surface of 10 nm to 500 nm into the dielectric layer, is 1.0 to 5.0.

公开(公告)号：US20250079084A1

公开(公告)日：2025-03-06

申请号：US18680355

申请日：2024-05-31

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Yonghwa Lee ,  Seung Yong Lee ,  Minsoo Kim ,  Sang Jin Park ,  Jinbok Shin

IPC: H01G4/12 ,  C04B35/468 ,  H01G4/30

Abstract: A dielectric composition according to the present disclosure includes dielectric grains containing barium titanate-based compounds; and a secondary phase located between the dielectric grains, and the secondary phase includes a first secondary phase including Ga and Si. A multilayered capacitor includes a capacitor body including a dielectric layer and an internal electrode; and an external electrode disposed outside the capacitor body. The dielectric layer includes the dielectric composition according to the present disclosure.

公开(公告)号：US10712371B2

公开(公告)日：2020-07-14

申请号：US15790640

申请日：2017-10-23

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Sang Jin Park

IPC: H01F17/04 ,  G01R19/00 ,  H01F17/00 ,  H01L49/02 ,  G01R15/14 ,  H01F27/29 ,  H01F27/255 ,  H01F41/04 ,  G01R15/18 ,  G01R31/72 ,  H01F3/10

Abstract: A power inductor includes: a body including a magnetic material; an internal coil disposed in the body and including a plurality of coil patterns; and a sensing coil disposed on the body and facing the internal coil.

公开(公告)号：US20240036093A1

公开(公告)日：2024-02-01

申请号：US18220509

申请日：2023-07-11

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Se Joo Kim ,  Seung Won Park ,  Hee Sun Han ,  Yong Hoon Kim ,  Sang Jin Park

IPC: G01R27/26

CPC classification number: G01R27/2605 ,  G01R27/2611

Abstract: An apparatus for measuring characteristics of a capacitor component includes a measurement terminal connected to a capacitor component, an inductor connected to the measurement terminal, and a controller generating characteristic information of the capacitor component based on LC resonance of the capacitor component and the inductor. The controller generates capacitance information of the capacitor component based on inductance, based on at least one of a resonant frequency and an amplitude of the LC resonance and the resonant frequency.

公开(公告)号：US20240170213A1

公开(公告)日：2024-05-23

申请号：US18134752

申请日：2023-04-14

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Seung Yong Lee ,  Dong Chan Seo ,  Yong Hwa Lee ,  Sang Jin Park ,  Jin Bok Shin

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

CPC classification number: H01G4/1209 ,  H01G4/2325 ,  H01G4/30

Abstract: A multilayer electronic component includes: a body including a dielectric layer and an internal electrode; and an external electrode disposed outside the body and connected to the internal electrode, in which the dielectric layer includes a plurality of dielectric crystal grains, and at least one of the plurality of dielectric crystal grains includes a core-shell structure including an inner core area and a shell area covering at least a portion of the core area, and 90% or more of the plurality of dielectric crystal grains satisfy an average size of 170.0 nm to 190.0 nm, and a maximum deviation of sizes of the dielectric crystal grains satisfies ±60.0 nm compared to an average size of the dielectric crystal grains.