Abstract:
A piezoelectric component includes a main body, which is surrounded at least in part by an enclosure for protecting the main body. The enclosure includes a structured foil. A method for producing a component of this type is also specified, in which a main body of the component and a structured foil are provided. The structured foil is then wound around the main body.
Abstract:
An NTC ceramic part, an electronic component for inrush current limiting, and a method for manufacturing an electronic component are disclosed. In an embodiment, an NTC ceramic part for use in an electronic component for inrush current limiting is disclosed, wherein the NTC ceramic part has an electrical resistance in the mΩ range at a temperature of 25° C. and/or at room temperature.
Abstract:
A piezoelectric transformer is disclosed In an embodiment a piezoelectric transformer includes a cylindrical base body with an input region and an output region, wherein a cylinder axis of the base body extends in a longitudinal direction, wherein the input region is configured to convert an AC voltage into a mechanical vibration, wherein the output region is configured to convert a mechanical vibration into an electrical voltage, wherein the output region includes a single piezoelectric layer polarized in the longitudinal direction, wherein, in the input region, a first piezoelectric layer, on which a first internal electrode is arranged, and a second piezoelectric layer, on which a second internal electrode is arranged, are wound onto one another, and wherein the first piezoelectric layer and the second piezoelectric layer are polarized in a radial direction which is perpendicular to the longitudinal direction.
Abstract:
An electrical connection contact (5) for a ceramic component (2) is specified. The connection contact (5) comprises a first material (M1) and a second material (M2) arranged thereon, wherein the first material (M1) has a high electrical conductivity and the second material (M2) has a low coefficient of thermal expansion.
Abstract:
A multilayer component is disclosed. In an embodiment, a multilayer component includes a fully active stack comprising a plurality of dielectric layers, internal electrodes and two external electrodes arranged on opposite sides of the stack, wherein at least one portion of the internal electrode layers are coated.
Abstract:
A method for producing an electric component (19) is specified, wherein in a step A) a body (1) having at least one cavity (7, 8) is provided. In a step B), the cavity (7, 8) is at least partly filled with a liquid insulation material (13) by means of capillary forces. Furthermore, an electric component (19) is specified wherein a cavity (7, 8) is at least partly filled with an insulation material (13). The insulation material (13) is introduced into the cavity (7, 8) by means of capillary forces. Furthermore, an electric component (19) is specified wherein a cavity (7, 8) is at least partly filled with an organic insulation material (13) and wherein the cavity is at least partly covered by a fired external contacting (17, 18).
Abstract:
An apparatus for generating an atmospheric pressure plasma is disclosed. In an embodiment an apparatus includes a first support element and a piezoelectric transformer supported by the first support element, wherein the piezoelectric transformer is supported at a position at which an oscillation node is formed when the piezoelectric transformer is operated at an operating frequency that is lower than its parallel resonant frequency, and wherein the piezoelectric transformer is configured to generate a non-thermal atmospheric pressure plasma.
Abstract:
The invention specifies an electrical component (1) which has a plurality of partial bodies (2), a base (3) on which the partial bodies (2) are arranged, and at least one connection contact (4, 5) for electrically connecting the partial bodies (2) to a carrier (13). The invention further specifies a method for producing an electrical component (1) having one or more partial bodies (2).
Abstract:
An electrical connection contact (5) for a ceramic component (2) is specified. The connection contact (5) comprises a first material (M1) and a second material (M2) arranged thereon, wherein the first material (M1) has a high electrical conductivity and the second material (M2) has a low coefficient of thermal expansion.
Abstract:
A method of producing a ceramic component includes a) providing a main body having internal electrodes, outer edges of which are located on at least one first outer surface of the main body, b) contacting the first outer surface of the main body with a composition including an electrophoretically mobile insulating material and electrophoretically depositing the insulating material on outer edges of the internal electrodes on the first outer surface of the main body, and c) producing an insulating layer from the insulating material on the outer edges of the internal electrodes.