Samsung Electro-mechanics Co., Ltd.

Yeong Su Cho

Chang Ryul Jung

Sung Ho Lee

Sang Kyun Lee

Dong Sup Park

Wan Suk Yang

Hyun Chul Jung

Hun Chol Jung

Kang Heon Hur

Bae Kyun Kim

Hak Kwan Kim

Hee Sung Choi

Sung Yeol Park

Kwan Hyeong Kim

Jun Hee Bae

Dong Soo Park

Jeong Oh Hong

Ill Kyoo Park

Sung Ho Kwak

Hee Dong Myung

Hun Choi Jung

Tae Hun Kang

Sung Soo Cha

A tantalum capacitor includes: a tantalum body including tantalum, and having a tantalum wire in which a distance from a lower surface of the tantalum body is closer than a distance from an upper surface of the tantalum body; an insulating member on which the tantalum body is disposed; an encapsulation portion; an anode terminal including an upper anode and connected to the tantalum wire, a lower anode pattern, and an anode connection portion connecting the upper anode pattern and the lower anode pattern; and a cathode terminal including an upper cathode pattern and connected to the tantalum body, a lower cathode pattern disposed on a lower surface of the insulating member to be spaced apart from the lower anode pattern, and a cathode connection portion connecting the upper cathode pattern and the lower cathode pattern.

Tantalum capacitor

A tantalum capacitor includes: a tantalum body having a tantalum wire exposed from one surface of the tantalum body; a molded portion including first and second surfaces opposing in a thickness direction, third and fourth surfaces opposing in a width direction, and fifth and sixth surfaces opposing in a longitudinal direction, the molded portion surrounding the tantalum body; an anode lead frame including an anode connection member and an anode terminal, which are connected to the tantalum wire, exposed through the second surface of the molded portion; and a cathode lead frame spaced apart from the anode lead frame, and exposed through the second surface of the molded portion, wherein end portions of the tantalum wire, the anode connection member, and the anode terminal in the longitudinal direction are on a same plane.

Tantalum capacitor and manufacturing method thereof

The present invention relates to a solid electrolytic capacitor and a production method thereof. A solid electrolytic capacitor of the present invention includes: a capacitor element having an anode wire inserted in one side surface thereof; a cathode terminal disposed on one side under the capacitor element to be electrically connected to the capacitor element; an anode terminal disposed on the other side under the capacitor element and having a bending portion integrally formed to be inclined to the capacitor element for electrical connection with the anode wire; and a molding portion surrounding the outside of the capacitor element and formed to expose lower surfaces of the cathode terminal and the anode terminal.

Solid electrolytic capacitor and production method thereof

A chip-type electric double layer capacitor includes: a resin case having a housing space provided therein and formed of insulating resin; first and second external terminals inserted into the resin case by insert injection molding, each having a first portion exposed to an outer surface of the resin case for external contact and a second portion exposed to an inner surface of the housing space for internal contact; a sealing portion including a groove portion provided in the resin case along a circumference of at least one of the first and second external terminals and a resin filling the groove portion; and an electric double layer capacitor cell mounted in the housing space and electrically connected to the second portion of the first and second external terminals.

Chip-type electric double layer capacitor cell and method of manufacturing the same

The present invention relates to an energy storage apparatus capable of preventing performance degradation by reducing resistance during movement of charges between layers in a multilayer capacitor with very high capacity includes: a plurality of cathode layers for storing positive charges; a plurality of anode layers for storing negative charges; a plurality of separation layers for electrically separating the cathode layers and the anode layers; a cathode hole for introducing the positive charge into the cathode layer from the outside or discharging the positive charge from the cathode layer to the outside; an anode hole for introducing the negative charge into the anode layer from the outside or discharging the negative charge from the anode layer to the outside; a cathode conducting unit for moving the positive charge; and an anode conducting unit for moving the negative charge.

Energy storage apparatus

A method of manufacturing a chip-type electric double layer capacitor, including: forming a lower case having an opened housing space and first and second external terminals buried therein, the first and second external terminals having first surfaces exposed to the housing space, respectively, and second surfaces exposed to an outer region of the lower case, respectively; mounting an electric double layer capacitor cell in the housing space such that the electric double layer capacitor cell is electrically connected to the first surfaces of the first and second external terminals exposed to the housing space; and mounting an upper cap on the lower case so as to cover the housing space.

Method of manufacturing chip-type electric double layer capacitor

An electric double layer capacitor includes an anode and a cathode. The anode includes an anode current collector, and a conductive layer and an anode active material layer, on the anode current collector. The cathode includes a cathode current collector and a cathode active material layer on the cathode current collector. The conductive layer includes a conductive material with electrical conductivity of 10to 10S/cm.

Electric double layer capacitor

An electric double layer capacitor (EDLC) includes an electric double layer cell and first and second external electrodes. The electric double layer cell includes a separator and at least one first polarizable electrode and at least one second polarizable electrode. The first and second external electrodes are formed at first and second side surfaces of the electric double layer cell facing each other, respectively. The first polarizable electrode includes a first current collection layer and a first active material layer formed on either surface of the first current collection layer facing the separator and the second polarizable electrode includes a second current collection layer and a second active material layer formed on either surface of the second current collection layer facing the separator.

The present invention provides a chip type electric double layer capacitor including: a lower case having an internal space of which an upper surface is opened and an external terminal of which portions exposed to a bottom of the internal space and the outside are connected to each other; an electric double layer capacitor cell disposed in the internal space of the lower case to be electrically connected to the portion of the external terminal, which is exposed to the bottom of the internal space; and an upper cap mounted on the lower case to cover the internal space, and a method for manufacturing the same.

Chip type electric double layer capacitor and method for manufacturing the same

There are provided methods of manufacturing an electric double layer capacitor cell and an electric double layer capacitor and an apparatus for manufacturing an electric double layer capacitor cell. The method of manufacturing the electric double layer capacitor cell includes preparing first and second electrode sheets by printing electrode material onto conductive sheets, respectively, with the exception of regions to be provided as first and second terminal lead-out portions in the conductive sheets; punching the first and second electrode sheets so as to form a plurality of first and second unit electrodes, respectively, each first unit electrode having the first terminal lead-out portion and each second unit electrode having the second terminal lead-out portion; stacking the first and second electrode sheets with a separator interposed therebetween in order that the plurality of first and second unit electrodes are overlapped; and cutting the first and second electrode sheets being stacked into the first and second unit electrodes.

Methods of manufacturing electric double layer capacitor cell and electric double layer capacitor and apparatus for manufacturing electric double layer capacitor cell

Growing community of inventors

Gyunggi-do, South Korea

Yeong Su Cho