A capacitor array that includes a plurality of solid electrolytic capacitor elements each of which has a first main surface and a second main surface facing each other in a thickness direction and includes an anode plate made of a valve action metal, a porous layer on at least one surface of the anode plate, a dielectric layer on a surface of the porous layer, and a cathode layer on a surface of the dielectric layer and including a solid electrolyte layer; a first sealing layer in a sheet-like shape and covering the first main surface of the plurality of solid electrolytic capacitor elements; and a second sealing layer in a sheet-like shape and covering the second main surface of the plurality of solid electrolytic capacitor elements.

A capacitor array that includes a plurality of solid electrolytic capacitor elements each of which has a first main surface and a second main surface facing each other in a thickness direction and includes an anode plate made of a valve action metal, a porous layer on at least one surface of the anode plate, a dielectric layer on a surface of the porous layer, and a cathode layer on a surface of the dielectric layer and including a solid electrolyte layer; a first sealing layer in a sheet-like shape and covering the first main surface of the plurality of solid electrolytic capacitor elements; and a second sealing layer in a sheet-like shape and covering the second main surface of the plurality of solid electrolytic capacitor elements.

An electrolytic capacitor includes a capacitor element and a liquid component. The capacitor element includes an anode body that includes a dielectric layer on a surface of the anode body and a conductive polymer that covers a part of the dielectric layer. The liquid component includes a first solvent and a polyalkylene glycol component. The first solvent contains at least a glycerin component.

An electrolytic capacitor includes a capacitor element and a liquid component. The capacitor element includes an anode body that includes a dielectric layer on a surface of the anode body and a conductive polymer that covers a part of the dielectric layer. The liquid component includes a first solvent and a polyalkylene glycol component. The first solvent contains at least a glycerin component.

A solid electrolytic capacitor comprises a capacitor element, an outer anode terminal, an outer cathode terminal and an outer mold. The capacitor element has an anode lead wire, an anode body and a cathode layer. The capacitor element has an upper surface and a lower surface in an up-down direction. The outer cathode terminal and the outer anode terminal are positioned away from each other in a predetermined direction perpendicular to the up-down direction. The outer cathode terminal has an upper portion, a lower portion and a connecting portion. One of the upper portion and the lower portion is longer than a remaining one of the upper portion and the lower portion in the predetermined direction. The outer mold covers the capacitor element so that each of the outer anode terminal and the outer cathode terminal is partially exposed to an outside of the solid electrolytic capacitor.

A substrate-type multi-layer polymer capacitor (MLPC), including a casing, a core, a first electroplated terminal and a second electroplated terminal. The core is arranged in an inner cavity of the casing. The casing is formed by joining two first packaging plates with two second packaging plates. The first and second electroplated terminals are formed by electroplating. The first electroplated terminal is configured to cover one end of the casing to form an anode electrically led out from the core, and the second electroplated terminal is configured to the other end of the casing to form a cathode electrically led out from the core. The first packaging plate includes a substrate, an electrode plate and two metal plates. The first and second electroplated terminals are integrally sealed with the casing.

A capacitor assembly package structure and a method of manufacturing the same are provided. The capacitor assembly package structure includes a capacitor unit, an insulative package body, a conductive connection layer and an electrode unit. The capacitor unit includes a plurality of capacitors, and each capacitor includes a positive portion and a negative portion. The insulative package body partially encloses the capacitors, and the positive portion has a positive lateral surface exposed from a first lateral surface of the insulative package body. The conductive connection layer is electrically connected to the negative portion. The electrode unit includes a first electrode structure and a second electrode structure. The first electrode structure encloses a first portion of the insulative package body and electrically connects to the positive portion, and the second electrode structure encloses a second portion of the insulative package body and electrically connects to the conductive connection layer.

A conductive paste for an electrolytic capacitor used for connecting a cathode part and a cathode lead terminal of the electrolytic capacitor. The conductive paste includes a thermosetting resin, and conductive particles, and the conductive particles include flaky metal particles and acicular conductive particles. The content of the conductive particles in the conductive paste is, for example, 50 mass % or more and 70 mass % or less, and the mass ratio of the flaky metal particles to the total of the flaky metal particles and the acicular conductive particles is, for example, 60% or more and 80% or less.

A conductive paste for an electrolytic capacitor used for connecting a cathode part and a cathode lead terminal of the electrolytic capacitor. The conductive paste includes a thermosetting resin, and conductive particles, and the conductive particles include flaky metal particles and acicular conductive particles. The content of the conductive particles in the conductive paste is, for example, 50 mass % or more and 70 mass % or less, and the mass ratio of the flaky metal particles to the total of the flaky metal particles and the acicular conductive particles is, for example, 60% or more and 80% or less.

An electrolytic capacitor includes a capacitor element, a cathode lead terminal, and an exterior body. The cathode lead terminal includes a first cathode lead part facing a first main surface of the capacitor element, a second cathode lead part bent from the first cathode lead part, a third cathode lead part bent from the second cathode lead part, and a fourth cathode lead part bent from the first cathode lead part. The second cathode lead part extends in a direction along a surface intersecting with the first main surface. The third cathode lead part extends to be exposed from the exterior body. The fourth cathode lead part extends along a second main surface of the capacitor element. In the normal direction of the first main surface, a height h of the fourth cathode lead part is less than or equal to a height H from the first cathode lead part to a portion of the third cathode lead part that is not exposed from the exterior body.