H01L2224/04042

Repackaged integrated circuit assembly method
20180005910 · 2018-01-04 · ·

A method is provided. The method includes one or more of extracting a die from an original packaged integrated circuit, modifying the extracted die, reconditioning the modified extracted die, placing the reconditioned die into a cavity of a hermetic package base, bonding a plurality of bond wires between reconditioned die pads of the reconditioned die to leads of the hermetic package base or downbonds to create an assembled hermetic package base, and sealing a hermetic package lid to the assembled hermetic package base to create a new packaged integrated circuit. Modifying the extracted die includes removing the one or more ball bonds on the one or more die pads. Reconditioning the modified extracted die includes adding a sequence of metallic layers to bare die pads of the modified extracted die. The extracted die is a fully functional semiconductor die with one or more ball bonds on one or more die pads of the extracted die.

MAGNETIC MEMORY DEVICE
20180006212 · 2018-01-04 · ·

According to one embodiment, a magnetic memory device includes a magnetic memory chip having a magnetoresistive element, a magnetic layer having first and second portions spacing out each other, the first portion covering a first main surface of the magnetic memory chip, the second portion covering a second main surface facing the first main surface of the magnetic memory chip, a circuit board on which the magnetic layer is mounted, and a bonding wire connecting between the magnetic memory chip and the circuit board in a first direction parallel to the first and second main surfaces.

POWER MODULE AND METHOD OF MANUFACTURING THE SAME
20180007777 · 2018-01-04 ·

A power module is provided. The power module includes a substrate, a power conversion chip that is disposed on the substrate and an insulating film that is formed on a structure in which the power conversion chip is disposed on the substrate. Additionally, the power module includes a metal mold that encases the structure that is coated with the insulating film. Additionally, the power module provides a simplified structure and improved heat dissipation performance compared to conventional power modules.

SEMICONDUCTOR COMPONENT AND METHOD OF MANUFACTURE

A semiconductor component includes a support having a lead integrally formed thereto. An insulated metal substrate is mounted to a surface of the support and a semiconductor chip is mounted to the insulated metal substrate. A III-N based semiconductor chip is mounted to the insulated metal substrate, where the III-N based semiconductor chip has a gate bond pad, a drain bond pad, and a source bond pad. A silicon based semiconductor chip is mounted to the III-N based semiconductor chip. In accordance with an embodiment the silicon based semiconductor chip includes a device having a gate bond pad, a drain bond pad, and a source bond pad. The drain bond pad of the III-N based semiconductor chip may be bonded to the substrate or to a lead. In accordance with another embodiment, the silicon based semiconductor chip is a diode.

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SEMICONDUCTOR DEVICE
20180005967 · 2018-01-04 · ·

Reliability of a semiconductor device is improved. A slope is provided on a side face of an interconnection trench in sectional view in an interconnection width direction of a redistribution layer. The maximum opening width of the interconnection trench in the interconnection width direction is larger than the maximum interconnection width of the redistribution layer in the interconnection width direction, and the interconnection trench is provided so as to encapsulate the redistribution layer in plan view.

SEMICONDUCTOR BACKMETAL (BM) AND OVER PAD METALLIZATION (OPM) STRUCTURES AND RELATED METHODS

A method of forming semiconductor devices includes providing a wafer having a first side and second side, electrically conductive pads at the second side, and an electrically insulative layer at the second side with openings to the pads. The first side of the wafer is background to a desired thickness and an electrically conductive layer is deposited thereon. Nickel layers are simultaneously electrolessly deposited over the electrically conductive layer and over the pads, and diffusion barrier layers are then simultaneously deposited over the nickel layers. Another method of forming semiconductor devices includes depositing backmetal (BM) layers on the electrically conductive layer including a titanium layer, a nickel layer, and/or a silver layer. The BM layers are covered with a protective coating and a nickel layer is electrolessly deposited over the pads. A diffusion barrier layer is deposited over the nickel layer over the pads, and the protective coating is removed.

Semiconductor device and method of forming micro interconnect structures

A semiconductor device has a first semiconductor die and second semiconductor die with a conductive layer formed over the first semiconductor die and second semiconductor die. The second semiconductor die is disposed adjacent to the first semiconductor die with a side surface and the conductive layer of the first semiconductor die contacting a side surface and the conductive layer of the second semiconductor die. An interconnect, such as a conductive material, is formed across a junction between the conductive layers of the first and second semiconductor die. The conductive layer may extend down the side surface of the first semiconductor die and further down the side surface of the second semiconductor die. An extension of the side surface of the first semiconductor die can interlock with a recess of the side surface of the second semiconductor die. The conductive layer extends over the extension and into the recess.

Semiconductor Device and Method of Forming PoP Semiconductor Device with RDL Over Top Package
20180012857 · 2018-01-11 · ·

A PoP semiconductor device has a top semiconductor package disposed over a bottom semiconductor package. The top semiconductor package has a substrate and a first semiconductor die disposed over the substrate. First and second encapsulants are deposited over the first semiconductor die and substrate. A first build-up interconnect structure is formed over the substrate after depositing the second encapsulant. The top package is disposed over the bottom package. The bottom package has a second semiconductor die and modular interconnect units disposed around the second semiconductor die. A second build-up interconnect structure is formed over the second semiconductor die and modular interconnect unit. The modular interconnect units include a plurality of conductive vias and a plurality of contact pads electrically connected to the conductive vias. The I/O pattern of the build-up interconnect structure on the top semiconductor package is designed to coincide with the I/O pattern of the modular interconnect units.

INTERCONNECT STRUCTURES FOR ASSEMBLY OF SEMICONDUCTOR STRUCTURES INCLUDING SUPERCONDUCTING INTEGRATED CIRCUITS

A multi-layer semiconductor structure includes a first semiconductor structure and a second semiconductor structure, with at least one of the first and second semiconductor structures provided as a superconducting semiconductor structure. The multi-layer semiconductor structure also includes one or more interconnect structures. Each of the interconnect structures is disposed between the first and second semiconductor structures and coupled to respective ones of interconnect pads provided on the first and second semiconductor structures. Additionally, each of the interconnect structures includes a plurality of interconnect sections. At least one of the interconnect sections includes at least one superconducting and/or a partially superconducting material.

Bonded semiconductor devices having programmable logic device and NAND flash memory and methods for forming the same

First semiconductor structures are formed on a first wafer. At least one of the first semiconductor structures includes a programmable logic device, an array of static random-access memory (SRAM) cells, and a first bonding layer including first bonding contacts. Second semiconductor structures are formed on a second wafer. At least one of the second semiconductor structures includes an array of NAND memory cells and a second bonding layer including second bonding contacts. The first wafer and the second wafer are bonded in a face-to-face manner, such that the at least one of the first semiconductor structures is bonded to the at least one of the second semiconductor structures. The first bonding contacts of the first semiconductor structure are in contact with the second bonding contacts of the second semiconductor structure at a bonding interface. The bonded first and second wafers are diced into dies. At least one of the dies includes the bonded first and second semiconductor structures.