Patent classifications
H01L23/4275
Protected electronic device
An electronic device includes an electronic component and a protective shield including a phase change material having a phase change temperature of between 20 C. and 90 C., an antivibration gel having hyperelastic and/or viscoelastic behavior at 20 C., and a separation barrier positioned so as to separate the phase change material and the antivibration gel. The antivibration gel is positioned, at least partly, in contact with the electronic component, and has a thermal conductivity of greater than 1 W/m.Math.K at 20 C.
Passive thermal management system with phase change material
Thermal management systems are described herein. A thermal management system includes components of a computing device. The computing device includes a heat generating component and a heat spreader physically connected to the heat generating component. The heat spreader includes a first surface and a second surface. The second surface is closer to the heat generating component than the first surface is to the heat generating component. The computing device also includes a layer of phase change material on at least a portion of the first surface, the second surface, or the first surface and the second surface of the heat spreader.
3DIC Package Comprising Perforated Foil Sheet
A structure includes a thermal interface material, and a Perforated Foil Sheet (PFS) including through-openings therein, with a first portion of the PFS embedded in the thermal interface material. An upper layer of the thermal interface material is overlying the PFS, and a lower layer of thermal interface material is underlying the PFS. The thermal interface material fills through-openings in the PFS.
THERMOELECTRIC COOLERS COMBINED WITH PHASE-CHANGE MATERIAL IN INTEGRATED CIRCUIT PACKAGES
An Integrated Circuit (IC) assembly, comprising an IC package coupled to a substrate, and a subassembly comprising a thermal interface layer. The thermal interface layer comprises a phase change material (PCM) over the IC package. At least one thermoelectric cooling (TEC) apparatus is thermally coupled to the thermal interface layer.
ENCAPSULATED STRESS MITIGATION LAYER AND POWER ELECTRONIC ASSEMBLIES INCORPORATING THE SAME
Encapsulated stress mitigation layers and assemblies having the same are disclosed. An assembly that includes a first substrate, a second substrate, an encapsulating layer disposed between the first and second substrates, and a stress mitigation layer disposed in the encapsulating layer such that the stress mitigation layer is encapsulated within the encapsulating layer. The stress mitigation layer has a lower melting temperature relative to a higher melting temperature of the encapsulating layer. The assembly includes an intermetallic compound layer disposed between the first substrate and the encapsulating layer such that the encapsulating layer is separated from the first substrate by the intermetallic compound layer. The stress mitigation layer melts into a liquid when the assembly operates at a temperature above the low melting temperature of the stress mitigation layer and the encapsulating layer maintains the liquid of the stress mitigation layer within the assembly.
Heat dissipation device and method, and electronic device
A heat dissipation device for an electronic device is provided. The heat dissipation device comprises a heat conducting cover configured to be disposed on an electronic device, the heat conducting cover forming a closed cavity; and a heat absorbing material filler located within the closed cavity as defined by the heat conducting cover. With a temperature increase of the electronic device, the heat absorbing material filler is configured to deform structurally, to absorb heat generated by the electronic device.
Thermal enhancement of exposed die-down package
An integrated circuit package having excellent heat dissipation is described. An integrated circuit die is attached to a substrate and the substrate is mounted on a printed circuit board (PCB) wherein there is a gap between a surface of the die facing the PCB and the PCB. A thermal enhanced layer is formed within the gap wherein heat travels from the die through the thermal enhanced layer to the PCB.
COUPLED COOLING FINS IN ULTRA-SMALL SYSTEMS
An apparatus is provided which comprises: a package substrate, an integrated circuit device coupled to a surface of the package substrate, a first material on the surface of the package substrate, the first material contacting one or more lateral sides of the integrated circuit device, the first material extending at least to a surface of the integrated circuit device opposite the package substrate, two or more separate fins over a surface of the integrated circuit device, the two or more fins comprising a second material having a different composition than the first material, and a third material having a different composition than the second material, the third material over the surface of the integrated circuit device and between the two or more fins. Other embodiments are also disclosed and claimed.
HEAT-DISSIPATING DEVICE WITH INTERFACIAL ENHANCEMENTS
Certain aspects of the present disclosure provide a heat-dissipating device with enhanced interfacial properties. One example heat-dissipating device generally includes a first heat spreader configured to be thermally coupled to a region configured to generate heat, a second heat spreader, an interposer thermally coupled to at least one of the first heat spreader or the second heat spreader, at least one interfacial layer comprising a graphene material disposed on at least one surface of the interposer, and a phase change material disposed between the at least one interfacial layer and at least one of the first heat spreader or the second heat spreader and thermally coupled to at least one of the first heat spreader or the second heat spreader.
Delivery roll and method for manufacturing thereof
A delivery roll (1) for thermal interface components, the roll comprising a carrier tape (10), an adhesive layer (10a), and a plurality of thermal interface components (20), wherein the adhesive layer (10a) is arranged on a surface of the carrier tape (10); each thermal interface component (20) comprises a top liner (22), a bottom liner (26) and a thermal interface pad (24) arranged therebetween; the carrier tape (10) supports the plurality of thermal interface components (20) by the adhesive adhering to the bottom liner (26) of each thermal interface component (20); and the plurality of thermal interface components (20) is arranged in a spaced apart manner along the carrier tape (10). The invention also relates to a manufacturing method for a delivery roll.