Patent classifications
H01L2224/24245
Ultra-thin multichip power devices
A method includes attaching semiconductor die to a carrier between copper pillars, covering with molding, backside grinding to expose first ends of the pillars and backside drain contacts of the die, and applying a layer of conductive material to electrically connect the first ends of the pillars and the backside drain contacts. The method further includes cutting grooves in the conductive material to isolate adjacent die, removing the carrier to expose second ends of the copper pillars in place in the molding, applying another layer of conductive material to electrically connect the second ends of the copper pillars and source contacts of adjacent die, singulating individual MCM packages each including a first die and a second die with a source of the first die connected to a drain of the second die via one of the copper pillars left in place in the molding.
METHOD FOR MANUFACTURING A SEMICONDUCTOR PACKAGE HAVING A CONDUCTIVE PAD WITH AN ANCHOR FLANGE
A semiconductor package includes a molding compound, a chip and a conductive pad, wherein the chip is electrically connected to the conductive pad and both are encapsulated in the molding compound. An anchor flange is formed around a top surface of the conductive pad by over plating. When the conductive pad is embedded in the molding compound, the anchor flange engages the molding compound to prevent the conductive pad from separation. Bottoms of a chip and the conductive pad are exposed from the molding compound for electrically soldering to a circuit board.
Semiconductor laser component and method of producing a semiconductor laser component
A semiconductor laser component including a semiconductor chip arranged to emit laser radiation, a cladding that is electrically insulating and covers the semiconductor chip in places, and a bonding layer that electrically conductively connects the semiconductor chip to a first connection point, wherein the semiconductor chip includes a cover surface, a bottom surface, a first front surface, a second front surface, a first side surface and a second side surface, the first front surface is arranged to decouple the laser beam, the cladding covers the semiconductor chip at least in places on the cover surface, the second front surface, the first side surface and the second side surface, and the bonding layer on the cladding extends from the cover surface to the first connection point.
Heat dissipation substrate for multi-chip package
A chip packaging structure includes a heat dissipation substrate, a pre-molded chipset, an interconnection and a second encapsulant. The pre-molded chipset is located on the heat dissipation substrate. The interconnection is located in the packaging structure and electrically connects the heat dissipation substrate and the pre-molded chipset. The second encapsulant covers part of the heat dissipation substrate, part or all of the interconnection, and part or all of the pre-molded chipset. The pre-molded chipset includes a thermally conductive substrate, at least two chips, a patterned circuit, and a first encapsulant. The patterned circuit is located in the pre-molded chipset. At least two chips are electrically connected by the patterned circuit. The first encapsulant covers at least two chips and part or all of the patterned circuit. A manufacturing method of a chip packaging structure is also provided.
SEMICONDUCTOR PACKAGE AND METHOD FOR MANUFACTURING THE SAME
A semiconductor package includes a molding compound, a chip and a conductive pad, wherein the chip is electrically connected to the conductive pad and both are encapsulated in the molding compound. An anchor flange is formed around a top surface of the conductive pad by over plating. When the conductive pad is embedded in the molding compound, the anchor flange engages the molding compound to prevent the conductive pad from separation. Bottoms of a chip and the conductive pad are exposed from the molding compound for electrically soldering to a circuit board.
Semiconductor device and power converter
A semiconductor device includes: a circuit member including a planar portion; a terminal portion formed above the front surface of the planar portion of the circuit member and parallel to the planar portion; a semiconductor element which has an upper surface located below an upper surface of the terminal portion and is formed on the front surface of the planar portion of the circuit member; a resin layer arranged on the semiconductor element and having first openings through which the semiconductor element is exposed; a conductive layer arranged on the resin layer, including an upper surface located above the upper surface of the terminal portion, and joined to the semiconductor element through the first openings; and a sealing member including an upper surface parallel to the planar portion and integrally sealing the circuit member, the semiconductor element, the resin layer, the conductive layer, and part of the terminal portion.
SEMICONDUCTOR DIE PACKAGE
A semiconductor die package includes a semiconductor transistor die having a contact pad on an upper main face. The semiconductor die package also includes an electrical conductor disposed on the contact pad and fabricated by laser-assisted structuring of a metallic material, and an encapsulant covering the semiconductor die and at least a portion of the electrical conductor.
Semiconductor package having a conductive pad with an anchor flange
A semiconductor package includes a molding compound, a chip and a conductive pad, wherein the chip is electrically connected to the conductive pad and both are encapsulated in the molding compound. An anchor flange is formed around a top surface of the conductive pad by over plating. When the conductive pad is embedded in the molding compound, the anchor flange engages the molding compound to prevent the conductive pad from separation. Bottoms of a chip and the conductive pad are exposed from the molding compound for electrically soldering to a circuit board.
LIGHT EMITTING DEVICE PACKAGE
A light emitting device package including a package body comprising a first opening; a light emitting device disposed in the first opening and including a first bonding part and a second bonding part; a first conductor disposed below the first bonding part; and a second conductor disposed below the second bonding part. Further, the first conductor is electrically connected to the first bonding part, and the second conductor is electrically connected to the second bonding part.
Leadless packaged device with metal die attach
A leadless packaged semiconductor device includes a metal substrate having at least a first through-hole aperture having a first outer ring and a plurality of cuts through the metal substrate to define spaced apart metal pads on at least two sides of the first through-hole aperture. A semiconductor die that has a back side metal (BSM) layer on its bottom side and a top side with circuitry coupled to bond pads is mounted top side up on the first outer ring. A metal die attach layer is directly between the BSM layer and walls of the metal substrate bounding the first through-hole aperture that provides a die attachment that fills a bottom portion of the first through-hole aperture. Bond wires are between metal pads and the bond pads. A mold compound is also provided including between adjacent ones of the metal pads.