Abstract: A multi-layer ceramic electronic component includes a ceramic body including a multi-layer unit, a side margin, and ridges. The multi-layer unit includes a capacitance forming unit including ceramic layers laminated in a first direction and internal electrodes disposed between the ceramic layers, a cover that covers the capacitance forming unit in the first direction, and a side surface facing in a second direction orthogonal to the first direction. The side margin covers the side surface. The ridges are rounded and extend in a third direction orthogonal to the first and second directions. The capacitance forming unit includes a first region disposed at a center portion in the first direction, and a second region disposed between the cover and the first region, end portions of the internal electrodes in the second direction in the second region being positioned inward in the second direction relative to those in the first region.

Abstract: A composite electronic component includes a capacitor including a capacitor body including a dielectric layer and first and second internal electrodes alternately stacked with the dielectric layer interposed therebetween, and first and second electrodes disposed on the capacitor body, and a varistor including a varistor body including ZnO and third and fourth electrodes disposed on the varistor body, wherein the first electrode is electrically connected to the third electrode and the second electrode is electrically connected to the fourth electrode.

Abstract: An electrolytic capacitor includes a capacitor element and an electrolyte solution. The capacitor element includes: an anode foil provided with a dielectric layer on the anode foil; a cathode foil disposed to face the anode foil; and a conductive polymer layer disposed between the anode foil and the cathode foil. The cathode foil is provided with a first layer disposed on the cathode foil, the first layer including at least one selected from the group consisting of carbon, nickel, a nickel compound, titanium, and a titanium compound. The conductive polymer layer includes a conductive polymer in contact with at least a part of a surface of the first layer. The surface of the first layer has projections and recesses.

Abstract: A multi-layer ceramic capacitor includes: a ceramic body including ceramic layers laminated along one axial direction, first and second internal electrodes alternately disposed between the ceramic layers, first and second end surfaces to which the first and second internal electrodes are respectively drawn, a first end margin that forms an interval between the first end surface and the second internal electrodes, and a second end margin that forms an interval between the second end surface and the first internal electrodes; and first and second external electrodes that respectively cover the first and second end surfaces and are respectively connected to the first and second internal electrodes, the multi-layer ceramic capacitor satisfying the following relationship: SE?S/400+300, where S (?m) represents an area of the ceramic body and SE (?m) represents a total area of the first and second internal electrodes in cross sections of the first and second end margins.

Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body. The external electrode includes an electrode layer connected to the internal electrode, a first plating portion disposed on the electrode layer and having a thickness ranging from 0.3 ?m to 1 ?m, and a second plating portion disposed on the first plating portion.

Abstract: A ceramic electronic part which includes a ceramic part body substantially in a parallelepiped form and having a first outer electrode at one end portion thereof and a second outer electrode at an opposite end portion thereof. The first outer electrode contiguously includes a main part provided on one surface in the third direction of the ceramic part body and a sub part provided on one surface in the first direction of the ceramic part body, and the second outer electrode contiguously includes a main part provided on one surface in the third direction of the ceramic part body and a sub part provided on an other surface in the first direction of the ceramic part body. The ceramic electronic part suffers warpage causing first and second maximum gaps to occur between centers in the second direction of the main parts of the outer electrodes and a virtual plane.

Abstract: The present invention relates to an electric double-layer capacitor and its manufacturing method. The ultracapacitor comprises a cylindrical housing having a bottom at one end and the housing is closed by an end cap integrated with first current terminal. From the bottom of the housing protrudes a terminal end of the second current terminal. Unlike to the previously known solutions the current terminals are arranged into the ultracapacitor, and spot welded to the electrode terminal to decrease internal resistance and to reach optimal packing density.

Abstract: A ceramic capacitor includes: a dielectric layer of which a main component is a ceramic grain, wherein one or more pores are formed inside of the ceramic grains; and wherein an area ratio of the one or more pores with respect to a cross section of the ceramic grain is 0.03% to 0.20%, in a cross section of the dielectric layer.

Abstract: A capacitor module that suppresses the occurrence of solder cracking includes a substrate having a first principal surface and a second principal surface opposite to each other in a thickness direction, and capacitor elements mounted on at least the first principal surface of the substrate, wherein the substrate has a first pad electrode solder-bonded to a first terminal electrode provided at one end side of the capacitor elements and a second pad electrode solder-bonded to a second terminal electrode provided at the other end side of the capacitor elements, and penetrating holes are provided at positions, which overlap a pair of boundary lines that define a boundary between at least a region between the first pad electrode and the second pad electrode and an outside of the region in a plan view, and pass through the substrate in the thickness direction.

Abstract: An electrolytic capacitor includes an anode body having a dielectric layer; a solid electrolyte layer in contact with the dielectric layer of the anode body; and an electrolyte solution. The solid electrolyte layer includes a ?-conjugated conductive polymer. The electrolyte solution contains a solvent and a solute, and the solvent contains a glycol compound and a sulfone compound. A proportion of the glycol compound contained in the solvent is 10% by mass or more. A proportion of the sulfone compound contained in the solvent is 30% by mass or more. A total proportion of the glycol compound and the sulfone compound contained in the solvent is 70% by mass or more.

Abstract: A capacitor that is capable of exhibiting good properties under humid conditions is provided. The ability to perform under such conditions is due in part to selective control over the particular nature of the solid electrolyte and cathode coating that overlies the solid electrolyte. For example, the solid electrolyte contains pre-polymerized conductive polymer particles, which can help act as a blocking layer for any silver ions migrating through the capacitor. Likewise, the cathode coating also contains conductive metal particles (e.g., silver particles) that are dispersed within a resinous matrix. The resinous matrix includes a polymer that absorbs only a small amount of water, if any, when placed in a humid atmosphere.

Abstract: 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.

Abstract: A multilayer ceramic electronic component includes: a ceramic body including a dielectric layer and a first internal electrode and a second internal electrode disposed in a stacking direction to face each other with the dielectric layer interposed therebetween; and a first external electrode electrically connected to the first internal electrode and a second external electrode electrically connected to the second internal electrode. Where a length of the first electrode layer in a length direction of the ceramic body is denoted by A and a length of the second electrode layer in a length direction of the ceramic body is denoted by B, B is shorter than A.

Abstract: An improved method of forming a capacitor, and capacitor formed thereby, is described. The method comprises forming an anode with an anode lead extending therefrom, forming a dielectric on the anode, forming a solid cathode layer on the dielectric and forming a hermetic encasement on the capacitor wherein the hermetic encasement comprises a conformal non-conductive layer.

Abstract: A stretchable capacitor electrode-conductor structure includes a capacitor electrode and a conductor structure forming an integrated molding. The capacitor electrode includes a plurality of carbon nanotube layers, and an active substance layer is located between adjacent carbon nanotube layers. Both the carbon nanotube layer and the conductor structure include a plurality of super-aligned carbon nanotube films. A surface of the stretchable capacitor electrode-conductor structure comprises a plurality of wrinkles. A stretchable supercapacitor including the stretchable capacitor electrode-conductor structure is also provided.

Abstract: An electronic component and a mounting board for mounting of the same are provided. The electronic component includes a body including external electrodes disposed on surfaces of the body opposing each other in a first direction, respectively, and metal frames connected to the external electrodes, respectively. The metal frames include supports bonded to the external electrodes and mounting portions extending from lower ends of the supports in the first direction and are spaced apart from the body and the external electrodes. The supports include a lower support portion disposed on a lower side of the body and an upper support portion disposed on an upper side of the body, and the lower support portion has a thickness in a second direction perpendicular to the first direction relatively greater than a thickness of the upper support portion in the first direction.

Abstract: A method is disclosed for making a multilayer electronic device. The method includes placing a screen printing mask on a layer of support material and printing a conductive pattern on a layer of support material using the screen printing mask. The conductive pattern includes a plurality of electrode shapes including respective central enlarged portions. The method includes cutting the layer of support material and conductive pattern along a plurality of cutting lines intersecting the central enlarged portions such that at least one of the plurality of electrode shapes is divided into a pair of electrodes along a cutting width. The cutting width is indicative of a cutting accuracy associated with at least one of the cutting lines.

Abstract: A capacitor component includes a body including a dielectric layer, and a first internal electrode and a second internal electrode opposing each other in a first direction of the body with the dielectric layer interposed therebetween, and having first and second surfaces opposing each other in the first direction, third and fourth surfaces connected to the first and second surfaces and opposing each other in a second direction of the body, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other in a third direction of the body, and first and second external electrodes disposed in the body and connected to the first and second internal electrodes, respectively. The body has edges having a rounded shape.

Abstract: An electronic component includes a capacitor body including a plurality of dielectric layers and a plurality of first and second internal electrodes alternately disposed in a width direction. The capacitor body has first to sixth surfaces, the first and second internal electrodes being exposed through the third and fourth surfaces, respectively. First and second external electrodes are disposed on the third and fourth surfaces and extend to portions of the first surface. A first connection terminal and a second connection terminal are disposed to be respectively connected to be connected to the first and second external electrodes, and each has a shape including at least one indentation in a rectangular outline within which the respective connection terminal is inscribed.

Abstract: The present invention is directed to a supercapacitor cell having at least one electrode comprising a current collector and an active layer, wherein the active layer comprises activated carbon and high purity carbon nanotubes and is free of binder. The active layer materials are both porous and conductive in order to increase the charge storage capability and to decrease the electrode resistance. In general, the content of carbon nanotubes in the active layer is between 10 and 30 wt. % and the purity of the carbon nanotubes is at least 95 wt. %.