Patent classifications
H01L2023/4031
Systems and methods for thermal management for high power density EMI shielded electronic devices
Systems and methods for thermal management for high power density EMI shielded electronic devices. In one embodiment, an electronic module comprises: a circuit board; at least one integrated circuit mounted to the circuit board; at least one electro-magnetic interference (EMI) shield fence mounted to the circuit board, wherein the at least one integrated circuit is mounted within a perimeter defined by the EMI shield fence; a heatsink EMI shield lid secured onto the at least one EMI shield fence, wherein the heatsink EMI shield lid seals the at least one integrated circuit within the at least one EMI shield fence; wherein the heatsink EMI shield lid comprises a spring loaded thermal interface in conductive thermal contact with the at least one integrated circuit.
Power module having power device connected between heat sink and drive unit
The present disclosure relates to power modules. The teachings thereof may be embodied in a power unit and/or a drive unit for driving the power unit, along with methods for producing a power module. For example, a power module may include: a power unit including a heat sink; a power device disposed on the heat sink; an insulating layer covering the heat sink and the power device; and a drive unit for driving the power unit, the drive unit comprising a contact element corresponding to the contact area of the power unit. An underside of the power unit is defined by an underside of the heat sink. A top side of the power unit is defined by a contact area thermally and/or electrically coupled to the power device and a surface of the insulating layer surrounding the contact area. The contact element may be disposed abutting the contact area of the power unit for making electrical and/or thermal contact with the power device.
Multi-package top-side-cooling
A power semiconductor arrangement includes a carrier and packages. Each package: encloses a power semiconductor die having first and second load terminals and configured to conduct a die load current between the load terminals; has a package body with a top side, a footprint side and sidewalls extending from the footprint side to the top side; a lead frame structure configured to electrically and mechanically couple the package to the carrier with the package footprint side facing the carrier, the lead frame structure including at least one first outside terminal electrically connected with the first load terminal of the die; a top layer arranged at the package top side and electrically connected with the second load terminal of the die. A top heatsink is attached to each package top layer, electrically contacted to each package top layer, and configured to conduct at least a sum of the die load currents.
Socket connector assembly for an electronic package
A socket connector includes a socket assembly having a socket substrate and socket contacts. The socket substrate has first and second upper mating areas and a first lower mating area. The socket substrate has first and second socket substrate conductors at the first and second upper mating areas, respectively, and third socket substrate conductors at the first lower mating area electrically connected to corresponding first socket substrate conductors. The first socket substrate conductors are electrically connected to an electronic package, the second socket substrate conductors are electrically connected to an electrical component and the third socket substrate conductors are electrically connected to a host circuit board. The socket assembly is configured to electrically connect the electronic package with both the host circuit board and the electrical component. The socket contacts have a terminating end terminated to corresponding first socket substrate conductors and a mating end mated to package contacts.
Device for Cooling Electrical Components
A device for cooling a plurality of electrical components, each having a component cooling surface to be cooled, includes a first heat sink, a second heat sink, and a plurality of fasteners. The first heat sink has a first heat-sink cooling surface, and the second heat sink has a second heat-sink cooling surface. The first and second heat-sink cooling surfaces are positioned in a planar arrangement such that the first and second heat-sink cooling surfaces face each other. The first heat-sink cooling surface is configured to receive a first sub-set of the component cooling surfaces of the plurality of electrical components, and the second heat-sink cooling surface is configured to receive a second sub-set of the component cooling surfaces. The fasteners are configured to fasten the first and second heat-sink cooling surfaces to the corresponding component cooling surfaces of the plurality of electrical components to be applied.
ELECTRONIC ASSEMBLY, PACKAGE STRUCTURE AND METHOD OF FABRICATING THE SAME
A package structure includes at least one semiconductor die, a plurality of hollow cylinders, an insulating encapsulant, a redistribution layer and through holes. The plurality of hollow cylinders is surrounding the at least one semiconductor die. The insulating encapsulant has a top surface and a bottom surface opposite to the top surface, wherein the insulating encapsulant encapsulates the at least one semiconductor die and the plurality of hollow cylinders. The redistribution layer is disposed on the top surface of the insulant encapsulant and over the at least one semiconductor die. The through holes are penetrating through the plurality of hollow cylinders.
Conductive lid and semiconductor device package
A conductive lid includes a body including a first portion extended from the body and bent toward a first direction; a second portion extended from the body and bent toward the first direction; and a third portion extended from the second portion and bent toward a second direction different from the first direction.
ELECTRIC WORKING MACHINE WITH SEMICONDUCTOR ELEMENT THAT COMPLETES OR INTERRUPTS CURRENT PATH TO MOTOR
An electric working machine includes: a motor; a semiconductor element that is provided in a current path to the motor and completes or interrupts the current path; a circuit board on which the semiconductor element is mounted, a control circuit that turns on and off the semiconductor element to control energization to the motor being assembled to the circuit board; and a heat sink for dissipating heat from the semiconductor element. The semiconductor element is attached to the heat sink via a metal-based board.
Heat transfer for power modules
In one general aspect, an apparatus can include a module including a semiconductor die. The apparatus can include a heatsink coupled to the module and including a substrate, and a plurality of protrusions. The apparatus can include a cover including a channel where the plurality of protrusions of the heatsink are disposed within the channel, and can include a sealing mechanism disposed between the cover and the module.
METHOD OF MANUFACTURING SEMICONDUCTOR MODULE AND SEMICONDUCTOR MODULE
Reliability of a semiconductor module is improved. In a resin mold step of assembly of a semiconductor module, an IGBT chip, a diode chip, a control chip, a part of each of chip mounting portions are resin molded so that a back surface of each of the chip mounting portions is exposed from a back surface of a sealing body. After the resin molding, an insulating layer is bonded to the back surface of the sealing body so as to cover each back surface (exposed portion) of the chip mounting portions, and then, a TIM layer is bonded to an insulating layer. Here, a region of the TIM layer in a plan view is included in a region of the insulating layer.