H01L2924/20104

ENHANCED CLEANING FOR WATER-SOLUBLE FLUX SOLDERING

An approach to provide an electronic assembly process that includes receiving at least one electronic assembly after a solder reflow process using a Sn-containing solder and a water-soluble flux. The approach includes baking the at least one electronic assembly in an oxygen containing environment and, then cleaning the at least one electronic assembly in an aqueous cleaning process.

Solid-state storage device

A solid-state storage device includes a housing, a wiring board and a semiconductor package unit. The housing is formed with a heat-dissipating recess thereon. The wiring board is fixed in the housing. One side of the semiconductor package unit is mounted on the wiring board, and the other side of the semiconductor package unit is embedded in the heat-dissipating recess. A top surface and lateral surfaces surrounding the top surface of the semiconductor package unit are all thermally connected to the housing in the heat-dissipating recess.

Package structure and method for connecting components

A package structure and a method for connecting components are provided, in which the package includes a first substrate including a first wiring and at least one first contact connecting to the first wiring; a second substrate including a second wiring and at least one second contact connecting to the second wiring, the at least one first contact and the at least one second contact partially physically contacting with each other or partially chemically interface reactive contacting with each other; and at least one third contact surrounding the at least one first contact and the at least one second contact. The first substrate and the second substrate are electrically connected with each other at least through the at least one first contact and the at least one second contact.

Temporary bonding scheme

A method includes filling a trench formed in a first integrated circuit carrier with temporary bonding material to form a temporary bonding layer. At least one chip is bonded over the temporary bonding layer.

PALLADIUM-COATED COPPER BONDING WIRE, WIRE BONDING STRUCTURE, SEMICONDUCTOR DEVICE, AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE

The bonding wire being a Pd-coated copper bonding wire includes: a copper core material; and a Pd layer and containing a sulfur group element, in which with respect to the total of copper, Pd, and the sulfur group element, a concentration of Pd is 1.0 mass % to 4.0 mass % and a total concentration of the sulfur group element is 50 mass ppm or less, and a concentration of S is 5 mass ppm to 2 mass ppm, a concentration of Se is 5 mass ppm to 20 mass ppm, or a concentration of Te is 15 mass ppm to 50 mass ppm or less. A wire bonding structure includes a Pd-concentrated region with the concentration of Pd being 2.0 mass % or more relative to the total of Al, copper, and Pd near a bonding surface of an Al-containing electrode of a semiconductor chip and a ball bonding portion.

LOW TEMPERATURE DIRECT BONDING

A method for forming a bonded structure is disclosed. The method can include providing a first element having a first non-conductive region and a first conductive feature, providing a second element having a second non-conductive region and a second conductive feature, bonding the first non-conductive region to the second non-conductive region, and imparting mechanical stress to at least one of the first conductive feature and the second conductive feature. When bonding the first non-conductive region to the second non-conductive region, the first conductive feature and the second conductive feature are spaced apart by a gap. Imparting mechanical stress to the at least one of the first conductive feature and the second conductive feature reduces the gap between the first and second conductive features. The method can include annealing the first and second elements while imparting the mechanical stress to the at least one of the first conductive feature and the second conductive feature.

Hybrid bonding structures and semiconductor devices including the same

A hybrid bonding structure and a semiconductor including the hybrid bonding structure are provided. The hybrid bonding structure includes a solder ball and a solder paste bonded to the solder ball. The solder paste may include solder particles including at least one of In, Zn, SnBiAg alloy, or SnBi alloy, and ceramic particles. The solder paste may include a flux. The solder particles may include Sn(42.0 wt %)-Ag(0.4 wt %)-Bi(57.5−X) wt %, and the ceramic particles include CeO.sub.2(X) wt %, where 0.05≤X≤0.1.

Hybrid bonded structure

A hybrid bonded structure including a first integrated circuit component and a second integrated circuit component is provided. The first integrated circuit component includes a first dielectric layer, first conductors and isolation structures. The first conductors and the isolation structures are embedded in the first dielectric layer. The isolation structures are electrically insulated from the first conductors and surround the first conductors. The second integrated circuit component includes a second dielectric layer and second conductors. The second conductors are embedded in the second dielectric layer. The first dielectric layer is bonded to the second dielectric layer and the first conductors are bonded to the second conductors.

Method of manufacturing semiconductor device

In a method of manufacturing a semiconductor device according to one embodiment, after a semiconductor wafer including a non-volatile memory, a bonding pad and an insulating film comprised of an organic material is provided, a probe needle is contacted to a surface of the bonding pad located in a second region, and a data is written to the non-volatile memory. Here, the insulating film is formed by performing a first heat treatment to the organic material. Also, after a second heat treatment is performed to the semiconductor wafer, and the non-volatile memory to which the data is written is checked, a barrier layer and a first solder material are formed on the surface of the bonding pad located in a first region by using an electroplating method. Further, a bump electrode is formed in the first region by performing a third heat treatment to the first solder material.

HYBRID BONDING STRUCTURES AND SEMICONDUCTOR DEVICES INCLUDING THE SAME

A hybrid bonding structure and a semiconductor including the hybrid bonding structure are provided. The hybrid bonding structure includes a solder ball and a solder paste bonded to the solder ball. The solder paste may include solder particles including at least one of In, Zn, SnBiAg alloy, or SnBi alloy, and ceramic particles. The solder paste may include a flux. The solder particles may include Sn(42.0 wt %)-Ag(0.4 wt %)-Bi(57.5−X) wt %, and the ceramic particles include CeO.sub.2(X) wt %, where 0.05≤X≤0.1.