Y10T29/435

Method of manufacturing electronic component
11521797 · 2022-12-06 · ·

A method of manufacturing an electronic component that includes preparing unfired multilayer bodies each including main surfaces opposite to each other in a stacking direction, side surfaces opposite to each other in a width direction, and end surfaces opposite to each other in a length direction. One of the side surfaces of each of the unfired multilayer bodies is bonded to an adhesive sheet, and the other side surface of each of the unfired multilayer bodies is polished by rotating a polishing surface of a rotary polishing machine while contacting the other side surface. An insulating layer is formed on the polished other side surface. In the polishing of the other side surface, at least one of the rotary polishing machine and the adhesive sheet is moved relative to the other thereof to form a polish groove in the length direction.

METHOD OF MANUFACTURING ELECTRONIC COMPONENT
20230079065 · 2023-03-16 ·

A method of manufacturing an electronic component includes preparing an unfired multilayer body, bonding one of first and second side surfaces of each unfired multilayer body to an adhesive sheet such that the unfired multilayer bodies are in at least one row, polishing the other side surface of each unfired multilayer body by rotating a polishing surface of a rotary polishing machine in contact with the other side surface of each unfired multilayer body, and forming a first insulating layer on the polished other side surface, wherein in the polishing the other side surface, at least one of the rotary polishing machine and the adhesive sheet is moved relative to the other to form a polish groove in the length direction, and the rotary polishing machine has a cylindrical shape and includes an outer circumferential surface that defines the polishing surface.

Method for manufacturing multilayer ceramic electronic component, and multilayer ceramic electronic component

A method for manufacturing a multilayer ceramic electronic component includes preparing a ceramic green sheet, forming a plurality of internal electrode patterns on a main surface of the ceramic green sheet, applying a ceramic paste above the main surface of the ceramic green sheet, stacking a plurality of the ceramic green sheets, pressing the plurality of stacked ceramic green sheets, and cutting the plurality of pressed ceramic green sheets. The ceramic paste at least partially overlaps end portions of the internal electrode patterns, and a stepped region is provided on the ceramic green sheet. When cutting the ceramic green sheets in a first direction, the cutting is performed at a position of the stepped region between two of the internal electrode patterns adjacent to each other in a second direction.

METHOD FOR MANUFACTURING MULTILAYER CERAMIC ELECTRONIC COMPONENT, AND MULTILAYER CERAMIC ELECTRONIC COMPONENT
20230207222 · 2023-06-29 ·

A method for manufacturing a multilayer ceramic electronic component includes preparing a ceramic green sheet, forming a plurality of internal electrode patterns on a main surface of the ceramic green sheet, applying a ceramic paste above the main surface of the ceramic green sheet, stacking a plurality of the ceramic green sheets, pressing the plurality of stacked ceramic green sheets, and cutting the plurality of pressed ceramic green sheets. The ceramic paste at least partially overlaps end portions of the internal electrode patterns, and a stepped region is provided on the ceramic green sheet. When cutting the ceramic green sheets in a first direction, the cutting is performed at a position of the stepped region between two of the internal electrode patterns adjacent to each other in a second direction.

Leadless Stack Comprising Multiple Components

An electronic component is described wherein the electronic component comprises a stack of electronic elements comprising a transient liquid phase sintering adhesive between and in electrical contact with each said first external termination of adjacent electronic elements

Single photomask high precision thin film resistor

An integrated circuit contains a thin film resistor in which a body of the thin film resistor is disposed over a lower dielectric layer in a system of interconnects in the integrated circuit. Heads of the thin film resistor are disposed over electrodes which are interconnect elements in the lower dielectric layer, which provide electrical connections to a bottom surface of the thin film resistor. Top surfaces of the electrodes are substantially coplanar with a top surface of the lower dielectric layer. A top surface of the thin film resistor is free of electrical connections. An upper dielectric layer is disposed over the thin film resistor.

Multilayer ceramic capacitor, method of manufacturing the same, and board having the same mounted thereon

There is provided a multilayer ceramic capacitor including: a ceramic body including dielectric layers; and a plurality of internal electrodes disposed within the ceramic body, having the dielectric layer interposed therebetween, wherein, on a cross section of the ceramic body in a width-thickness direction thereof, when a distance between an uppermost internal electrode and a lowermost internal electrode measured at centers thereof in a width direction thereof is defined as a and a distance between the uppermost internal electrode and the lowermost internal electrode measured at edges thereof in the width direction thereof is defined as b, 0.953≦a/b≦0.996 is satisfied.

Ceramic electronic component and method of manufacturing the same

A ceramic electronic component includes a rectangular or substantially rectangular parallelepiped-shaped stack in which a ceramic layer and an internal electrode are alternately stacked and an external electrode provided on a portion of a surface of the stack and electrically connected to the internal electrode. The external electrode includes an inner external electrode covering a portion of the surface of the stack and including a mixture of a resin component and a metal component and an outer external electrode covering the inner external electrode and including a metal component. The inner external electrode includes a plurality of holes. An average opening diameter of the plurality of holes is not greater than about 2.5 μm. Some or all of the plurality of holes are embedded with the metal component of the outer external electrode.

Electronic component termination and assembly by means of transient liquid phase sintering metallurgical bond

An improved method for forming a capacitor is provided as is a capacitor, or electrical component, formed by the method. The method includes providing an aluminum containing anode with an aluminum oxide dielectric thereon; forming a cathode on a first portion of the aluminum oxide dielectric; bonding an anode lead to the aluminum anode on a second portion of the aluminum oxide by a transient liquid phase sintered conductive material thereby metallurgical bonding the aluminum anode to the anode lead; and bonding a cathode lead to said cathode.

Method for producing a multilayer element

A method for producing a ceramic multilayer element is disclosed. In an embodiment the method includes forming a plurality of multilayer segments in a green state, wherein each multilayer segment is formed by pressing together a plurality of ceramic layers in the green state and pressing together the multilayer segments in the green state to form a multilayer element that is in the green state. The method further includes sintering the multilayer element that is in the green state to form a ceramic multilayer element that includes the ceramic layers and electrode layers arranged one on top of another, wherein at least one or more of a temperature at which the multilayer segments are pressed together, a pressing force applied during the pressing of the multilayer segments, and/or a duration of the pressing of the multilayer segments are adjusted.