Samsung Electro-mechanics Co., Ltd.

Kyung Ryul Lee

Young Soo Yi

Chang Hak Choi

Jong Suk Jeong

Kun Ho Koo

San Kyeong

Soung Jin Kim

Ho Yeol Lee

Yu Hong Oh

Jong Hoon Yoo

Jun Oh Kim

Su Been Kim

Jin Woo Kim

Jae Yeol Choi

Young Oh

Doo Young Kim

Kyoung Jin Cha

Jeong Ryeol Kim

Yun Sung Kang

Hai Joon Lee

Byung Kun Kim

Chung Eun Lee

Kun Hoi Koo

Ic Seob Kim

Min Jung Cho

Woong Do Jung

Hong Seok Kim

Hyung Joon Jeon

Jun Hyeon Kim

Soo Kyong Jo

Dong Geon Yoo

Chun Hee Seo

Hyo Min Kang

Su Yeon Lee

Won Mi Choi

Hyung Jun Kong

Ki Han Kim

Ji Ye Choi

A conductive paste includes: conductive powder containing Cu particles; and a glass frit including an oxide containing alkali metal, wherein a content of the alkali metal is 0.16 wt % or more and 0.35 wt % or less with respect to a total content of the Cu particles.

Conductive paste and multilayer electronic component

A multilayer ceramic electronic component includes: a ceramic body including a dielectric layer having a main component represented by (BaCa)(Ti(Zr, Hf))O(where, 0≤x≤1, 0≤y≤0.5), and including first and second internal electrodes alternately stacked with the dielectric layer interposed therebetween; a first external electrode connected to the first internal electrode; and a second external electrode connected to the second internal electrode, wherein at least one of the dielectric layer and the internal electrode includes Sn or Dy. If Sn, an average content of Sn at an interface between the dielectric layer and the internal electrode is within a range of 5 at % or more and 20 at % or less. If Dy, an average content of Dy at an interface between the dielectric layer and the internal electrode is within a range of 1 at % or more and 5 at % or less.

Multilayer ceramic electronic component

A multilayer electronic component includes a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer interposed therebetween in a first direction; and an external electrode disposed on the body and connected to the internal electrode, wherein 0.46 to 1.08 at % is a range of an indium (In) content compared to nickel (Ni) and indium (In) contents in a surface layer portion of the internal electrode.

Multilayered electronic component

According to an aspect of the present disclosure, a capacitor component includes a body including a dielectric layer and an internal electrode layer; and an external electrode disposed on the body and connected to the internal electrode layer, wherein the body further includes a withstand voltage layer disposed in a region spaced apart by more than 0 to 30 nm or less in a direction from a boundary of the internal electrode layer toward the dielectric layer, and having ionic mobility, lower than ionic mobility of the dielectric layer.

Capacitor component and method for manufacturing same

A multilayer ceramic electronic component includes: a ceramic body including a dielectric layer having a main component represented by (BaCa) (Ti(Zr, Hf))O(where, 0≤x≤1, 0≤y≤0.5), and including first and second internal electrodes alternately stacked with the dielectric layer interposed therebetween; a first external electrode connected to the first internal electrode; and a second external electrode connected to the second internal electrode, wherein at least one of the dielectric layer and the internal electrode includes Sn or Dy. If Sn, an average content of Sn at an interface between the dielectric layer and the internal electrode is within a range of 5 at % or more and 20 at % or less. If Dy, an average content of Dy at an interface between the dielectric layer and the internal electrode is within a range of 1 at % or more and 5 at % or less.

A multilayer capacitor includes a body including a stack structure in which at least one first internal electrode and at least one second internal electrode are alternately stacked in a first direction with at least one dielectric layer interposed therebetween; and first and second external electrodes spaced apart from each other and disposed on the body to be respectively connected to the at least one first internal electrode and the at least one second internal electrode, wherein each of the first and second external electrodes includes a first conductive layer including a first conductive material and glass; and an oxide layer including an oxide and disposed on at least a portion of an external surface of the first conductive layer.

Multilayer capacitor

A multilayer ceramic capacitor includes a body including a dielectric layer and first and second internal electrodes stacked in a first direction and having first and second surfaces opposing each other in the 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, and first and second external electrodes disposed on the third and fourth surfaces of the body, respectively, and connected to the first and second internal electrodes, respectively. The first and second external electrodes each include a central portion disposed in a center of each of the third and fourth surfaces and an outer portion disposed outside the central portion. T1>T2>T3, in which T1 and T3 are maximum value and minimum value of a thickness of the central portion, respectively, and T2 is a maximum value of a thickness of the outer portion.

Multilayer ceramic capacitor

A ceramic electronic component includes: a body including dielectric layers and internal electrodes; and external electrodes disposed on the body and connected to the internal electrodes, wherein the dielectric layer includes a plurality of dielectric crystal grains, and at least one of the plurality of dielectric crystal grains has a core-double shell structure, the double shell includes a first shell surrounding at least a portion of the core and a second shell surrounding at least a portion of the first shell, the first shell includes a first element, one or more of Sn, Sb, Ge, Si, Ga, In, or Zr, and the second shell includes a second element, one or more of Ca or Sr.

Ceramic electronic component

A multilayer electronic component includes a body including a dielectric layer and internal electrodes alternately stacked with the dielectric layer interposed therebetween; and an external electrode including a first electrode layer disposed externally on the body, connected to the internal electrodes, and including a conductive metal, a glass, a low melting point metal having a lower melting point than the conductive metal, and a pore, and a second electrode layer covering the first electrode layer and including a conductive metal, a glass, and a pore, wherein porosity of the first electrode layer is higher than porosity of the second electrode layer.

Multilayer electronic component

A multilayer electronic component includes a body in which internal electrodes including Ni and Sn and dielectric layers are alternately disposed, and external electrodes disposed on a surface of the body, connected to the internal electrodes, and including Cu and Sn, wherein the internal electrodes include an alloy including Ni, Cu, and Sn in a region in contact with the external electrodes, and Sn in an amount that satisfies the following formula: 1&#x3c;C2/C1&#x3c;13.5 in which C1 is the content of Sn of the internal electrodes at a central portion of the body and C2 is the content of Sn of the internal electrodes at a point 2 &#x3bc;m away from a point at which the internal electrode and the external electrode are in contact with each other in an inward direction of the body.

A method of manufacturing a multilayer ceramic electronic component includes preparing a ceramic green sheet, forming an internal electrode pattern by coating a paste for an internal electrode including nickel (Ni) powder including a coating layer having a surface including copper (Cu) on the ceramic green sheet, forming a ceramic multilayer structure by stacking the ceramic green sheet with the internal electrode pattern formed thereon, and forming a body including a dielectric layer and an internal electrode by sintering the ceramic multilayer structure. The content of Cu is equal to or greater than 0.2 wt %, based on a total weight of the Ni powder.

Multilayer ceramic electronic component with internal electrode including nickel powder and copper coating layer and method of manufacturing the same

A multilayer ceramic electronic component includes a ceramic body in which dielectric layers and internal electrodes are alternately disposed. Ceramic-metal compound layers are disposed on interfaces between the internal electrodes and the dielectric layers. Additionally, in some examples, spaces between adjacent internal electrodes are fully occupied by the dielectric layers and the dielectric layers contain a ceramic-metal compound containing metal particle. The ceramic-metal compound layer may have an embossing type configuration or a dendrite type configuration.

Multilayer ceramic electronic component including ceramic-metal compound layers

Growing community of inventors

Suwon-si, South Korea

Kyung Ryul Lee