Patent classifications
H01L21/60
SEMICONDUCTOR PACKAGES
Disclosed is a semiconductor package comprising a semiconductor chip, an external connection member on the semiconductor chip, and a dielectric film between the semiconductor chip and the external connection member. The semiconductor chip includes a substrate, a front-end-of-line structure on the substrate, and a back-end-of-line structure on the front-end-of-line structure. The back-end-of-line structure includes metal layers stacked on the front-end-of-line structure, a first dielectric layer on the uppermost metal layer and including a contact hole that vertically overlaps a pad of an uppermost metal layer, a redistribution line on the first dielectric layer and including a contact part in the contact hole and electrically connected to the pad, a pad part, and a line part that electrically connects the contact part to the pad part, and an upper dielectric layer on the redistribution line.
Bonding wire for semiconductor devices
There is provided a novel Cu bonding wire that achieves a favorable FAB shape and reduces a galvanic corrosion in a high-temperature environment to achieve a favorable bond reliability of the 2nd bonding part. The bonding wire for semiconductor devices includes a core material of Cu or Cu alloy, and a coating layer having a total concentration of Pd and Ni of 90 atomic % or more formed on a surface of the core material. The bonding wire is characterized in that: in a concentration profile in a depth direction of the wire obtained by performing measurement using Auger electron spectroscopy (AES) so that the number of measurement points in the depth direction is 50 or more for the coating layer, a thickness of the coating layer is 10 nm or more and 130 nm or less, an average value X is 0.2 or more and 35.0 or less where X is defined as an average value of a ratio of a Pd concentration C.sub.Pd (atomic %) to an Ni concentration C.sub.Ni (atomic %), C.sub.Pd/C.sub.Ni, for all measurement points in the coating layer, and the total number of measurement points in the coating layer whose absolute deviation from the average value X is 0.3X or less is 50% or more relative to the total number of measurement points in the coating layer.
Multiwire plate-enclosed ball-isolated single-substrate silicon-carbide-die package
A silicon carbide die package with multiple wire access points utilizing top and bottom enclosure plate clamps housing a silicon carbide die on a printed wiring board with wire contact pads, and a set of set screws providing downward pressure from the top enclosure plate inside the center of a cylindrical isolation housing to an isolation ball positioned above a clamp discs to clamp a wire end between the clamp disc and the wire contact pad.
Multiwire plate-enclosed ball-isolated single-substrate silicon-carbide-die package
A silicon carbide die package with multiple wire access points utilizing top and bottom enclosure plate clamps housing a silicon carbide die on a printed wiring board with wire contact pads, and a set of set screws providing downward pressure from the top enclosure plate inside the center of a cylindrical isolation housing to an isolation ball positioned above a clamp discs to clamp a wire end between the clamp disc and the wire contact pad.
SEMICONDUCTOR MODULE
A semiconductor module includes: a first conductive portion; a second conductive portion spaced from the first conductive portion in a first direction; first semiconductor elements electrically bonded to the first conductive portion and mutually spaced in a second direction perpendicular to the first direction; and second semiconductor elements electrically bonded to the second conductive portion and mutually spaced in the second direction. The semiconductor module further includes: a first input terminal electrically connected to the first conductive portion; a second input terminal of opposite polarity to the first input terminal; and an output terminal opposite from the two input terminals in the first direction and electrically connected to the second conductive portion. The semiconductor module further includes: a first conducting member connected to the first semiconductor elements and second conductive portion; and a second conducting member connected to the second semiconductor elements and second input terminal.
SEMICONDUCTOR DEVICE, METHOD FOR PRODUCING SEMICONDUCTOR DEVICE, AND POWER CONVERSION APPARATUS
A semiconductor device includes an insulating substrate, a semiconductor element joined onto the insulating substrate with a first joining material interposed therebetween, a plurality of support wires that are provided between the semiconductor element and an electrode plate provided above the semiconductor element in contact with the semiconductor element and the electrode plate, and a second joining material that is provided on the semiconductor element and joins the semiconductor element and the electrode plate.
Package substrate
A package substrate includes: a glass frame having a through hole and a chip embedding cavity; an electronic component arranged in the chip embedding cavity; a dielectric layer filled on an upper surface of the glass frame and in the chip embedding cavity; a metal pillar passing through the through hole; a circuit layer arranged on the upper surface and/or a lower surface of the glass frame and connected to the electronic component and the metal pillar; and a solder mask arranged on a surface of the circuit layer and having a pad which is connected to the circuit layer.
Techniques for compact LIDAR system
A light detection and ranging (LIDAR) system and apparatus including a photonics chip mounted to a substrate, the photonics chip including one or more optical components and one or more electrical components and one or more integrated circuit (IC) chips mounted to the photonics chip to process an electrical signal generated by the one or more optical components and the one or more electrical components, wherein the one or more IC chips are physically separated from the substrate to reduce crosstalk on the LIDAR apparatus.
Techniques for compact LIDAR system
A light detection and ranging (LIDAR) system and apparatus including a photonics chip mounted to a substrate, the photonics chip including one or more optical components and one or more electrical components and one or more integrated circuit (IC) chips mounted to the photonics chip to process an electrical signal generated by the one or more optical components and the one or more electrical components, wherein the one or more IC chips are physically separated from the substrate to reduce crosstalk on the LIDAR apparatus.
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
A semiconductor device according to the disclosure includes a substrate, a semiconductor chip provided on the substrate, a nut, a lead frame provided on the semiconductor chip and the nut and screwed to the nut, a nut box accommodating the nut and having an opening which exposes the nut downward formed in a bottom portion and solder provided at least between the semiconductor chip and the substrate or the lead frame.