H01L24/97

INTERCONNECTION BETWEEN CHIPS BY BRIDGE CHIP
20230051337 · 2023-02-16 ·

A method of fabricating a bridged multi-chip assembly structure includes providing a carrier substrate. The method further includes arranging a plurality of chips on the carrier substrate in a predetermined layout. Each chip has a front surface including a set of terminals formed thereon. The method further includes depositing a molding material between the plurality of chips and on the carrier substrate. The method further includes removing the carrier substrate from the plurality of chips fixed by the molding material. The method further includes bonding a bridge chip to corresponding sets of terminals of at least two chips of the plurality of chips fixed by the molding material.

SEMICONDUCTOR DEVICE
20230052108 · 2023-02-16 ·

A semiconductor device includes a substrate, a conductive part, a controller module and a sealing resin. The substrate has a substrate obverse surface and a substrate reverse surface facing away from each other in a z direction. The conductive part is made of an electrically conductive material on the substrate obverse surface. The controller module is disposed on the substrate obverse surface and electrically connected to the conductive part. The sealing resin covers the controller module and at least a portion of the substrate. The conductive part includes an overlapping wiring trace having an overlapping portion overlapping with the electronic component as viewed in the z direction. The overlapping portion of the overlapping wiring trace is not electrically bonded to the controller module.

QFN PACKAGING STRUCTURE AND QFN PACKAGING METHOD
20230048687 · 2023-02-16 ·

The present invention provides a QFN packaging structure and QFN packaging method. The electromagnetic shielding layer as provided on the outer side of the QFN packaging structure by spacing at a certain interval from the leads may cooperate with the base island having the lug boss on the side edge, such that all surfaces of the chip can be electromagnetically shielded and protected while ensuring the insulation between the electromagnetic shielding layer and the leads.

Semiconductor package having wettable lead flank and method of making the same

A semiconductor package comprises a lead frame, a chip, and a molding encapsulation. The lead frame comprises one or more die paddles, a first plurality of leads, and a second plurality of leads. A respective end surface of each lead of the first plurality of leads and the second plurality of leads is plated with a metal. A first respective window on a first side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A second respective window on a second side of each lead of the first plurality of leads and the second plurality of leads is not plated with the metal. A method for fabricating a semiconductor package comprises the steps of providing a lead frame array, mounting a chip, forming a molding encapsulation, and applying a cutting process or a punching process.

Semiconductor package having semiconductor element with pins and formation method thereof

A semiconductor package and a method of forming the semiconductor package are provided. The method includes providing a first substrate, forming a wiring structure containing at least two first wiring layers, disposing a first insulating layer between adjacent two first wiring layers, and patterning the first insulating layer to form a plurality of first through-holes. The adjacent two first wiring layers are electrically connected to each other through the plurality of first through-holes. The method also includes providing at least one semiconductor element each including a plurality of pins. In addition, the method includes disposing the plurality of pins of the each semiconductor element on a side of the wiring structure away from the first substrate. Further, the method includes encapsulating the at least one semiconductor element, and placing a ball on a side of the wiring structure away from the at least one semiconductor element.

Semiconductor structure

A semiconductor structure includes a molding, a device in the molding, and a RDL over the device and the molding. The RDL includes a first portion directly over a surface of the molding, and a second portion directly over a surface of the device. A bottom surface of the first portion is in contact with the surface of the molding, and a bottom surface of the second portion is in contact with the surface of the device. The bottom surface of the first portion of the RDL and the bottom surface of the second portion of the RDL are at different levels and misaligned from each other. A thickness of the first portion is greater than a thickness of the second portion.

SEMICONDUCTOR PACKAGE WITH RAISED DAM ON CLIP OR LEADFRAME
20230038411 · 2023-02-09 · ·

A semiconductor package includes a semiconductor die including circuitry electrically coupled to bond pads that is mounted onto a leadframe. The leadframe includes a plurality of leads and a dam bar having a transverse portion that extends between adjoining ones of the leads. The bond pads are electrically connected to the plurality of leads. A raised dam pattern is on the dam bar or on an edge of an exposed portion of a top side clip of the semiconductor package that is positioned above and connects to the semiconductor die. The raised dam pattern includes a first material that is different relative to the material of the dam bar or the clip. A mold material encapsulates the semiconductor die.

Semiconductor device and method of manufacture

A semiconductor device includes a vapor chamber lid for high power applications such as chip-on-wafer-on-substrate (CoWoS) applications using high performance processors (e.g., graphics processing unit (GPU)) and methods of manufacturing the same. The vapor chamber lid provides a thermal solution which enhances the thermal performance of a package with multiple chips. The vapor chamber lid improves hot spot dissipation in high performance chips, for example, at the three-dimensional (3D-IC) packaging level.

MICROELECTRONIC DEVICES, STACKED MICROELECTRONIC DEVICES, AND METHODS FOR MANUFACTURING SUCH DEVICES
20180005909 · 2018-01-04 ·

Microelectronic devices and methods for manufacturing such devices are disclosed herein. In one embodiment, a packaged microelectronic device can include an interposer substrate with a plurality of interposer contacts. A microelectronic die is attached and electrically coupled to the interposer substrate. The device further includes a casing covering the die and at least a portion of the interposer substrate. A plurality of electrically conductive through-casing interconnects are in contact with and projecting from corresponding interposer contacts at a first side of the interposer substrate. The through-casing interconnects extend through the thickness of the casing to a terminus at the top of the casing. The through-casing interconnects comprise a plurality of filaments attached to and projecting away from the interposer contacts in a direction generally normal to the first side of the interposer substrate.

OPTICAL-SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME

A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.