H01L2224/48464

Light source circuit unit, illuminator, and display

Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.

Multi-die package with bridge layer

A device is provided. The device includes a bridge layer over a first substrate. A first connector electrically connecting the bridge layer to the first substrate. A first die is coupled to the bridge layer and the first substrate, and a second die is coupled to the bridge layer.

Multi-die package with bridge layer

A device is provided. The device includes a bridge layer over a first substrate. A first connector electrically connecting the bridge layer to the first substrate. A first die is coupled to the bridge layer and the first substrate, and a second die is coupled to the bridge layer.

Textured bond pads

In some examples, a package comprises a semiconductor die and a bond pad formed upon the semiconductor die. The bond pad has a protrusion on a top surface of the bond pad. The package also comprises a metal contact and a bond wire coupled to the protrusion and to the metal contact.

Semiconductor device and method of manufacturing the same

A semiconductor device includes a cladding layer and a first optical waveguide. The first optical waveguide is formed on the first cladding layer. An end surface of the first optical waveguide is inclined relative to a vertical line perpendicular to an upper surface of the cladding layer.

Current concentration-suppressed electronic circuit, and semiconductor module and semiconductor apparatus containing the same
11631668 · 2023-04-18 · ·

An electronic circuit having a first terminal and a second terminal. The electronic circuit includes a plurality of diodes connected in parallel, the plurality of diodes including a first diode and a second diode that respectively have applied thereto a first forward voltage and a second forward voltage, the second forward voltage being higher than the first forward voltage. A first path and a second path are formed from the first terminal, respectively via the first diode and the second diode, to the second terminal. An inductance of the first path is larger than an inductance of the second path.

Semiconductor package including stacked semiconductor chips
11664343 · 2023-05-30 · ·

A semiconductor package may include: a base layer; first to Nth semiconductor chips (N is a natural number of 2 or more) sequentially offset stacked over the base layer so that a chip pad portion of one side edge region is exposed, wherein the chip pad portion includes a chip pad and includes a redistribution pad that partially contacts the chip pad and extends away from the chip pad; and a bonding wire connecting the chip pad of a kth semiconductor chip among the first to Nth semiconductor chips to the redistribution pad of a k−1th semiconductor chip or a k+1th semiconductor chip when k is a natural number greater than 1 and the bonding wire connecting the chip pad of the kth semiconductor chip to a pad of the base layer or the redistribution pad of the k−1th semiconductor chip when k is 1.

Universal surface-mount semiconductor package

A variety of footed and leadless semiconductor packages, with either exposed or isolated die pads, are described. Some of the packages have leads with highly coplanar feet that protrude from a plastic body, facilitating mounting the packages on printed circuit boards using wave-soldering techniques.

SiC semiconductor device

An SiC semiconductor device includes an SiC semiconductor layer including an SiC monocrystal and having a first main surface as an element forming surface, a second main surface at a side opposite to the first main surface, and a plurality of side surfaces connecting the first main surface and the second main surface, and a plurality of modified lines formed one layer each at the respective side surfaces of the SiC semiconductor layer and each extending in a band shape along a tangential direction to the first main surface of the SiC semiconductor layer and modified to be of a property differing from the SiC monocrystal.

ELECTROMAGNETIC SHIELDS WITH BONDING WIRES FOR SUB-MODULES

Electromagnetic shields for electronic devices, and particularly electromagnetic shields with bonding wires for sub-modules of electronic devices are disclosed. Electronic modules are disclosed that include multiple sub-modules arranged on a substrate with an electromagnetic shield arranged on or over the sub-modules. Bonding wires are disclosed that form one or more bonding wire walls along the substrate. The one or more bonding wire walls may be located between sub-modules of a module and about peripheral boundaries of the module. The electromagnetic shield may be electrically coupled to ground by way of the one or more bonding wire walls. Portions of the electromagnetic shield and the one or more bonding wire walls may form divider walls that are configured to reduce electromagnetic interference between the sub-modules or from external sources.