Samsung Electro-mechanics Co., Ltd.

Hyung Jong Choi

Yoo Jeong Lee

Woo Kyung Sung

Kwang Yeun Won

Jong Ho Lee

Myung Jun Park

So Jung An

Chung Yeol Lee

Kang Ha Lee

Kyoung Jin Cha

Jun Hyeong Kim

Berm Ha Cha

Kyu Sik Park

Jin Woo Chun

Jung Won Park

Kwan Young Son

A multilayer electronic component includes a body including a capacitance formation portion in which a plurality of dielectric layers and a plurality of internal electrodes are alternately disposed in a first direction, a first cover portion disposed on one surface of the capacitance formation portion in the first direction and including a dielectric layer, and a second cover portion disposed on the other surface of the capacitance formation portion in the first direction and including a dielectric layer; and an external electrode disposed on the body, wherein a molar ratio of Sn/(Ni+Sn) measured in a central portion of an internal electrode disposed closest to the first cover portion or the second cover portion is 0.00160 or more and 0.0230 or less, and a molar ratio of Sn/(Ni+Sn) measured in a central portion of at least one internal electrode, among the plurality of internal electrodes, is 0.00066 or less.

Multilayer electronic component

A multilayer electronic component according to an embodiment of the present disclosure includes a body including a dielectric layer and an internal electrode; and an external electrode disposed on the body. The external electrode includes a first electrode layer connected to the internal electrode and including Cu, a second electrode layer partially disposed on the first electrode layer and including Ni, an intermediate layer disposed on the second electrode layer and in a region of the first electrode layer, in which the second electrode layer is not disposed, and including a metal oxide, and a first plating layer disposed on the intermediate layer and including Ni.

A multilayer electronic component includes: a body including dielectric layers and internal electrodes alternately disposed with respective dielectric layers interposed therebetween; a first external electrode including a first connection portion, and first and second band portions extending from the first connection portion; a second external electrode including a second connection portion, and second and fourth band portions extending from the second connection portion; an insulating layer disposed to extend to a portion on the first and second connection portions; a first plating layer disposed on the first band portion and disposed to extend to be in contact with the insulating layer; and a second plating layer disposed on the second band portion and disposed to extend to be in contact with the insulating layer. An average thickness of the first or second plating layer is smaller than an average thickness of the insulating layer.

Multilayer electronic component with improved reliability

A multilayer electronic component includes: a body including a dielectric layer and internal electrodes alternately disposed while having the dielectric layer interposed therebetween; a first external electrode including a first connection portion and first and third band portions extending from ends of the first connection portion; a second external electrode including a second connection portion and second and fourth band portions extending from the second connection portion; an insulating layer disposed on the first and second connection portions and covering a top surface of the body and the third and fourth band portions; first and second plating layers disposed on the first and second band portions, respectively. An end of the plating layer and an end of the insulating layer contact with each other, and a thickness of the end of the plating layer and a thickness of the end of the insulating layer decreases toward the contact point.

Multilayer electronic component having structure for improved adhesion force and moisture protection

A multilayer electronic component includes a body including first and second surfaces opposing each other and third and fourth surfaces connected to the first and second surfaces and opposing each other, the body including dielectric layers and internal electrodes interposed between the dielectric layers, and an external electrode disposed on the body to be connected to the internal electrodes. The external electrode includes first and second plating layers respectively covering the third and fourth surfaces, a first electrode layer covering portions of the first and second surfaces and having one side surface in contact with one side surface of the first plating layer, a second electrode layer covering the portions of the first and second surfaces and having one side surface in contact with one side surface of the second plating layer, and third and fourth plating layers respectively covering the first and second plating layers.

A multilayer electronic component includes: a body including dielectric layers and first and second internal electrodes and having first to sixth surfaces; a first external electrode including a first connection portion, disposed on the third surface, and a first band portion extending from the first connection portion onto a portion of the first surface; a second external electrode including a second connection portion, disposed on the fourth surface, and a second band portion extending from the second connection portion onto a portion of the first surface; an insulating layer disposed on the second surface and disposed to extend to the first and second connection portions; a first plating layer disposed on the first band portion; and a second plating layer disposed on the second band portion. The insulating layer includes a fluorine-based organic material.

Multilayer electronic component having insulating layer which includes fluorine-based organic material

A multilayer electronic component includes: a body having first and second surfaces opposing each other in a first direction, and third and fourth surfaces connected to first and second surfaces and opposing each other in a second direction; a first external electrode including a first connection portion disposed on the third surface, a first band portion extending from the first connection portion onto a portion of the first surface, and a third band portion extending from the first connection portion onto a portion of the second surface; a second external electrode including a second connection portion disposed on the fourth surface, and a second band portion extending from the second connection portion onto a portion of the first surface; an insulating layer including a silicone-based resin and disposed on the first and second connection portions.

A multilayer electronic component includes a body including a dielectric layer and first and second internal electrodes alternately disposed with the dielectric layer interposed therebetween and 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.

An electronic component includes a body including a dielectric layer and internal electrodes, and including first to sixth surfaces; a first external electrode including a first connection portion on the third surface and a first band portion on the first surface; a second external electrode including a second connection portion on the fourth surface and a second band portion on the first surface; an insulating layer on the second surface and the first and second connection portions; and a plating layer on the first and second band portions. The plating layer extends onto the first and second connection portions and is in contact with the insulating layer. A thickness of an end of the insulating layer decreases toward the plating layer. An end of the plating layer includes a first region between the insulating layer and the first or second connection portion and a second region covering the insulating layer.

A multilayer electronic component includes a body including a dielectric layer and a first internal electrode and a second internal electrode and having first to sixth surfaces, a first external electrode including a first connection portion on the third surface, a first band portion on the first surface, and a third band portion on the second surface, a second external electrode including a second connection portion on the fourth surface, a second band portion on the first surface, and a fourth band portion on the second surface, an insulating layer disposed on the second surface and extending onto the first and second connection portions, a first plating layer disposed on the first band portion, and a second plating layer disposed on the second band portion. The insulating layer includes glass, and a region disposed on the second surface in the insulating layer has a convex shape in the first direction.

A multilayer electronic component according to an embodiment of the present disclosure includes: an electronic component body including a body having a dielectric layer and an internal electrode, and an external electrode disposed on the body; and a coating layer disposed on an external surface of the electronic component body, including one or more of silicon (Si) and fluorine (F), and having an average thickness of 5 nm or more and 15 nm or less.

Growing community of inventors

Suwon-si, South Korea

Hyung Jong Choi