Samsung Electro-mechanics Co., Ltd.

Hae Suk Chung

Byoung Hwa Lee

Min Cheol Park

Sang Soo Park

Dong Seok Park

Sung Kwon Wi

Byung Sung Kang

Jin Sung Chun

Kyeong Jun Kim

Kyung Pyo Hong

Eun Hyuk Chae

Chang Hoon Shim

Sang Hyun Park

Yun Jung Park

Ji Hong Jo

Jae Yeol Choi

Kang Heon Hur

Doo Il Kim

Chang Sik Kim

Seok Kyoon Woo

Dae Bok Oh

Seung Heon Han

Hyun Ju Yi

Du Won Choi

Ho In Jun

Young Hoon Song

Do W Lee

Dong Su Cho

Jang Hyun Lee

Hyun Woo Kim

Hyo Kyong Seo

Min Kyoung Kwon

Chang Geon Lee

Eun Hye Choi

Hyung Joon Kim

Ki Hwan Kim

Doo Young Kim

Hyun Hee Gu

Jae Sun Won

Ki Hong Kim

Jin Hyung Lim

Dong Jun Jung

Chan Hee Nam

Min Hyang Kim

Chae Min Park

Jong Duck Kim

Seung Hyun Ra

Ji Hee Moon

Seul Gi Kim

Byung Woo Jeon

Tae Ho Song

Won Woo Cho

Youn Sik Jin

Na Rim Ha

Jae Joon Yu

Tae Jin Jang

Kwan Yeol Paek

Hiroki Sato

Yoon Soo Park

Mi Suk Lee

Oh Hun Gwon

Young Bae Kil

Jae Hyun Park

A multilayer electronic component includes a body including a dielectric layer and internal electrodes; and external electrodes disposed on the body, wherein the dielectric layer includes a plurality of dielectric grains having a perovskite-based composition represented by ABO, the A includes a first element including at least one of Bi, Na, K, Sr, and Ca, and the B includes a second element including Ti, wherein at least one of the plurality of dielectric grains has a core-shell structure, and a content of the first element included in the core portion is twice or more than a content of the first element included in the shell portion, and wherein the core portion includes a first core portion on an internal side and a second core portion covering at least a portion of the first core portion, and the second core portion includes Zr.

Multilayer electronic component

A method of producing a core-shell particle includes introducing a barium titanate-based base powder and an additive to a reactor, and exposing the barium titanate-based base powder and the additive to a thermal plasma torch to obtain core-shell particles including a core portion having barium titanate (BaTiO) and a shell portion including the additive and formed on a surface of the core portion.

Method of producing core-shell particles and multilayer ceramic electronic component including core-shell particles

A manufacturing method of a dielectric ceramic composition includes attaching a reactive functional group to a surface of a base material powder particle of a perovskite structure.

Manufacturing method of dielectric ceramic composition and dielectric ceramic composition manufactured by the same

A dielectric composition includes a ceramic powder, a high polymerization binder, and a low polymerization binder type dispersant having a degree of polymerization between 100 and 1,000.

Dielectric composition and capacitor component using the same

A capacitor component includes a body including a plurality of dielectric layers and first and second internal electrodes, alternately disposed to face each other with respective dielectric layers interposed therebetween, and first and second external electrodes disposed on external surfaces of the body and connected to the first and second internal electrodes, respectively. The body includes a capacitance forming portion, in which capacitance is formed by including the first and second internal electrodes, cover portions disposed above and below the capacitance forming portion, respectively, and margin portions disposed on both side surfaces of the capacitance forming portion, respectively. At least one selected from the cover portions and the margin portions includes a plurality of graphene platelets.

Capacitor component

By controlling shapes of internal electrodes, when short-circuit occurs between the internal electrodes, a short-circuited portion may be opened by an overcurrent, to serve as a fuse. Also, by controlling shapes of internal electrodes, equivalent series inductance (ESL) at a high frequency may be reduced.

A method of manufacturing a multilayer ceramic capacitor includes forming a water-repellent coating layer on surfaces of a multilayer ceramic capacitor having an internal electrode, a dielectric layer, and an external electrode; and removing at least a portion of the water-repellent coating layer formed on the surfaces of the external electrode such that another portion of the water-repellent coating layer remains on surfaces of the dielectric layer. The external electrode has first and second surfaces opposing each other in a thickness direction, third and fourth surfaces opposing each other in a width direction, and fifth and sixth surfaces opposing each other in a length direction.

Method of manfacturing multilayer ceramic capacitor and multilayer ceramic capacitor

A multilayer ceramic electronic component includes: a ceramic body having a dielectric layer, and a plurality of first and second internal electrodes facing each other with the dielectric layer interposed therebetween; and first and second external electrodes disposed on an outer surface of the ceramic body, respectively. The ceramic body includes an active portion including a plurality of internal electrodes facing each other with the dielectric layer interposed therebetween to form capacitance, and cover portions formed on upper and lower portions of the active portion. A buffer region is disposed between at least one pair of first and second internal electrodes among the plurality of first and second internal electrodes disposed inside the active portion, and satisfies the relation 0&#x3c;tb&#x3c;150 &#x3bc;m+td, where td is a thickness of the dielectric layer, and tb is a thickness of the buffer region.

Multilayer ceramic electronic component

A multilayer capacitor includes a capacitor body, a first external electrode, and a second external electrode. The capacitor body includes a plurality of first and second internal electrodes alternately stacked with dielectric layer interposed therebetween. The first and second external electrodes are electrically connected to the first and second internal electrodes, respectively. A first Schottky layer is Schottky-junctioned to an interface between the dielectric layer and the first internal electrode in the capacitor body. A second Schottky layer is Schottky-junctioned to an interface between the dielectric later and the second internal electrode in the capacitor body. The work function values of the first and second Schottky layers is higher than the work function values of the first and second internal electrodes.

Multilayer capacitor

There is provided a multilayer ceramic electronic component, including: a ceramic body having external electrodes; and internal electrodes disposed between ceramic layers within the ceramic body, the ceramic body having a width smaller than a length thereof and the number of laminated internal electrodes being 250 or more, wherein when the thickness of the ceramic layer is denoted by Tand the thickness of the internal electrode is denoted by T, 0.5&#x2264;T/T&#x2264;2.0, and when the thickness of a central portion of the ceramic body is denoted by Tand the thickness of each of side portions of the ceramic body is denoted by T, 0.9&#x2264;T/T&#x2264;0.97, and thus, a multilayer ceramic electronic component having low equivalent series inductance (ESL) may be obtained.

Multilayer ceramic electronic component and method of manufacturing the same

Disclosed herein is a multilayer capacitor comprising: a laminate in which a plurality of first sheets and second sheets are alternately laminated, wherein the first sheets and the second sheets are disposed in a direction perpendicular to a mounting surface; a first inner electrode formed on the first sheets, wherein the first electrode is exposed through upper, lower, and first lateral surfaces of the laminate; a second inner electrode that is formed on the second sheets and has a horizontally symmetrical shape with respect to the first inner electrode; a sealing portion encapsulating the first and second inner electrodes exposed through two lateral surfaces of the laminate; and an external electrode that is electrically connected to the first and second inner electrodes exposed through the upper and lower surfaces of the laminate.

Method of manufacturing multiplayer capacitor

An electronic component includes a body including a dielectric material and an internal electrode embedded in the dielectric material, an external electrode disposed on the body and connected to the internal electrode, and a conductive adhesive connected to the external electrode. The external electrode and the conductive adhesive include a conductive resin. A circuit board includes the electronic component.

Electronic component and circuit board having the same

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Seoul, South Korea

Hae Suk Chung