H01L2224/45169

BONDING WIRE FOR SEMICONDUCTOR DEVICE
20170365576 · 2017-12-21 ·

The present invention provides a bonding wire capable of simultaneously satisfying ball bonding reliability and wedge bondability required of bonding wires for memories, the bonding wire including a core material containing one or more of Ga, In, and Sn for a total of 0.1 to 3.0 at % with a balance being made up of Ag and incidental impurities; and a coating layer formed over a surface of the core material, containing one or more of Pd and Pt, or Ag and one or more of Pd and Pt, with a balance being made up of incidental impurities, wherein the coating layer is 0.005 to 0.070 μm in thickness.

LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT-EMITTING DEVICE
20220384695 · 2022-12-01 · ·

A light-emitting device includes: a package defining a recess; a light-emitting element disposed on a bottom surface of the recess; and a sealing member disposed in the recess so as to cover the light-emitting element. The sealing member includes a filler-containing layer which contains a filler and covers the light-emitting element, and a light-transmissive layer disposed on the filler-containing layer. The recess is further defined by a lateral surface having a stepped portion between the bottom surface of the recess and an opening of the recess. The light-transmissive layer covers the stepped portion. An upper surface of the light-transmissive layer is downwardly recessed.

LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT-EMITTING DEVICE
20220384695 · 2022-12-01 · ·

A light-emitting device includes: a package defining a recess; a light-emitting element disposed on a bottom surface of the recess; and a sealing member disposed in the recess so as to cover the light-emitting element. The sealing member includes a filler-containing layer which contains a filler and covers the light-emitting element, and a light-transmissive layer disposed on the filler-containing layer. The recess is further defined by a lateral surface having a stepped portion between the bottom surface of the recess and an opening of the recess. The light-transmissive layer covers the stepped portion. An upper surface of the light-transmissive layer is downwardly recessed.

SEMICONDUCTOR PACKAGE INCLUDING VERTICAL INTERCONNECTOR
20220059503 · 2022-02-24 · ·

A semiconductor package includes at least one semiconductor chip disposed in such a way that an active surface with chip pads faces a redistribution layer, vertical interconnectors extending in a vertical direction from the chip pads toward the redistribution layer, wherein each of the vertical connectors has a first end portion that is connected to a corresponding chip pad and a second end portion that is disposed on an opposite end of each vertical interconnector in relation to the first end portion, and a molding layer covering the semiconductor chip and the vertical interconnectors while exposing a surface of each of the second end portions of the vertical interconnectors, wherein the redistribution layer is formed over the molding layer, the redistribution layer having a redistribution land that is in contact with the surface of the second end portion, and wherein a width of the surface of the second end portion is greater than a width of an extension portion between the first end portion and the second end portion of each vertical interconnector.

SEMICONDUCTOR PACKAGE INCLUDING VERTICAL INTERCONNECTOR
20220059503 · 2022-02-24 · ·

A semiconductor package includes at least one semiconductor chip disposed in such a way that an active surface with chip pads faces a redistribution layer, vertical interconnectors extending in a vertical direction from the chip pads toward the redistribution layer, wherein each of the vertical connectors has a first end portion that is connected to a corresponding chip pad and a second end portion that is disposed on an opposite end of each vertical interconnector in relation to the first end portion, and a molding layer covering the semiconductor chip and the vertical interconnectors while exposing a surface of each of the second end portions of the vertical interconnectors, wherein the redistribution layer is formed over the molding layer, the redistribution layer having a redistribution land that is in contact with the surface of the second end portion, and wherein a width of the surface of the second end portion is greater than a width of an extension portion between the first end portion and the second end portion of each vertical interconnector.

Electromagnetic wall in millimeter-wave cavity

An apparatus includes a package, a wall and a lid. The package may be configured to mount two chips configured to generate one or more signals in a millimeter-wave frequency range. The wall may be formed between the two chips. The wall generally has a plurality of conductive arches that attenuate an electromagnetic coupling between the two chips in the millimeter-wave frequency range. The lid may be configured to enclose the chips to form a cavity.

Electromagnetic wall in millimeter-wave cavity

An apparatus includes a package, a wall and a lid. The package may be configured to mount two chips configured to generate one or more signals in a millimeter-wave frequency range. The wall may be formed between the two chips. The wall generally has a plurality of conductive arches that attenuate an electromagnetic coupling between the two chips in the millimeter-wave frequency range. The lid may be configured to enclose the chips to form a cavity.

Solder alloys and arrangements

A solder alloy is providing, the solder alloy including zinc, aluminum, magnesium and gallium, wherein the aluminum constitutes by weight 8% to 20% of the alloy, the magnesium constitutes by weight 0.5% to 20% of the alloy and the gallium constitutes by weight 0.5% to 20% of the alloy, the rest of the alloy including zinc.

Ag ALLOY BONDING WIRE FOR SEMICONDUCTOR DEVICE

An object of the present invention is to provide an Ag alloy bonding wire for a semiconductor device capable of extending the high-temperature life of a wire, reducing chip damage during ball bonding, and improving characteristics such as ball bonding strength in applications of on-vehicle memory devices. The Ag alloy bonding wire for a semiconductor device according to the present invention contains one or more of In and Ga for a total of 110 at ppm or more and less than 500 at ppm, and one or more of Pd and Pt for a total of 150 at ppm or more and less than 12,000 at ppm, and a balance being made up of Ag and unavoidable impurities.

Light-emitting device and method of manufacturing the light-emitting device
11456402 · 2022-09-27 · ·

A light-emitting device includes: a package defining a recess; a light-emitting element mounted on surface that defines a bottom of the recess; and a sealing member disposed in the recess so as to cover the light-emitting element and made of a light-transmissive resin that contains a filler with an average particle diameter of 200 nm or more and 500 nm or less. The sealing member comprises a filler-containing layer, which contains the filler, and a light-transmissive layer that are layered in an order from a bottom side of the recess. The filler-containing layer has a thickness of equal to or larger than a height of the light-emitting element.