With Heat Sink Embedded In Encapsulant Patents (Class 257/796)
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Patent number: 12136588Abstract: A semiconductor package includes a leadframe including leads and a die attach pad (DAP) inside the leads, and at least one semiconductor die having a top side including circuitry electrically connected to bond pads and a bottom side attached to a bottom side portion of the DAP. The package includes a mold compound and a heat slug having a top side and a bottom side positioned within a cavity defined by sidewalls of the mold compound. The heat slug has an area greater than an area of the DAP is attached by its bottom side with a thermally conductive adhesive material to a top side portion of the DAP. Bondwires are between the leads and the bond pads. Exposed from the mold compound is a bottom side surfaces of the leads and the top side of the heat slug.Type: GrantFiled: July 19, 2021Date of Patent: November 5, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Woochan Kim, Vivek Kishorechand Arora
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Patent number: 12136576Abstract: A microelectronic module includes a substrate having a plurality of mounted electronic components. The components are selected from bare die, chiplets, stacked devices, low-profile packaged devices, optical and electro-optical devices, and surface mount devices. A water-impermeable coating surrounds the microelectronic module except for an opening at the top for making input/output connections. A water-cooled server includes a plurality of the microelectronic modules disposed in a tank with cooling water flowing around the modules.Type: GrantFiled: March 18, 2024Date of Patent: November 5, 2024Inventor: Peter C. Salmon
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Patent number: 12119275Abstract: Modules and methods of assembly are described. A module includes a lid mounted on a module substrate and covering a component. A stiffener structure may optionally be mounted between the lid and module substrate. A recess can be formed in any of an outer wall bottom surface of the lid, and top or bottom surface of the stiffener structure such that an adhesive layer at least partially fills the recess.Type: GrantFiled: August 30, 2021Date of Patent: October 15, 2024Assignee: Apple Inc.Inventors: Wei Chen, Jie-Hua Zhao, Jun Zhai
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Patent number: 12114508Abstract: A method for fabricating a semiconductor device includes the steps of forming a first inter-metal dielectric (IMD) layer on a substrate, forming a first trench and a second trench in the first IMD layer, forming a bottom electrode in the first trench and the second trench, forming a ferroelectric (FE) layer on the bottom electrode, and then forming a top electrode on the FE layer to form a ferroelectric random access memory (FeRAM).Type: GrantFiled: December 13, 2021Date of Patent: October 8, 2024Assignee: UNITED MICROELECTRONICS CORP.Inventors: Po-Kuang Hsieh, Shih-Hung Tsai, Chun-Hsien Lin
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Patent number: 12094793Abstract: A package is disclosed. In one example, the package includes a first main face for mounting a heat sink and an opposing second main face for being mounted on a mounting base. The package comprises a carrier, an electronic component mounted at the carrier, and an encapsulant encapsulating at least part of the electronic component and at least part of the carrier. Electrically insulating material covers electrically conductive material of the carrier at said first main face. The encapsulant comprises at least one step at the first main face.Type: GrantFiled: October 16, 2023Date of Patent: September 17, 2024Assignee: Infineon Technologies AGInventors: Edward Fuergut, Chii Shang Hong, Teck Sim Lee, Bernd Schmoelzer, Ke Yan Tean, Lee Shuang Wang
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Patent number: 12080634Abstract: Provided is a MOSFET device for use with a printed circuit board (PCB) of a battery management system (BMS), the device including a semiconductor body; a metal conductor extending outwardly from a side of the semiconductor body; a plurality of power pins extending outwardly from at least one side of the semiconductor body, the power pins having tips bent downwardly; a gate pin extending outwardly from at least one side of the semiconductor body, wherein the tip of the gate pin is raised or elevated relative to the tips of the power pins so as to avoid electrical contact with the one of the spaced apart copper plates, and wherein the tip of the gate pin is connected to a circuit of the battery management system (BMS).Type: GrantFiled: November 25, 2020Date of Patent: September 3, 2024Assignee: The Noco CompanyInventors: James P. McBride, James Richard Stanfield
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Patent number: 12080613Abstract: An electronic component module is provided that includes a substrate, an electronic component, a heat dissipating member, and a sealing resin. The electronic component is mounted on the substrate. The heat dissipating member includes a flat plate and columnar bodies. The sealing resin covers a side of a first main surface of the substrate and the electronic component. Moreover, the heat dissipating member, except for a top surface of the flat plate, is covered with the sealing resin. The columnar bodies are disposed at an outer peripheral of the flat plate, and have a shape protruding from a bottom surface of the flat plate. The columnar bodies include a root connected to the flat plate, and a tip connected to the substrate. In a plan view of the electronic component module, the tip is not outside the root.Type: GrantFiled: October 11, 2021Date of Patent: September 3, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Motohiko Kusunoki, Osamu Yamaguchi, Shinichiro Banba, Takafumi Kusuyama
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Patent number: 12057377Abstract: A multichip package and a method for manufacturing the same are provided. A multichip package includes: a plurality of semiconductor chips each mounted on corresponding lead frame pads; lead frames connected to the semiconductor chips by a bonding wire; and fixed frames integrally formed with at least one of the lead frame pads and configured to support the lead frame pads on a package-forming substrate.Type: GrantFiled: June 13, 2022Date of Patent: August 6, 2024Assignee: MagnaChip Semiconductor, Ltd.Inventor: Hyun Dong Kim
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Patent number: 12013170Abstract: A device intended for cooling an object being moved within a cryostat comprises a heat transfer section forming a contact surface for said object and means for fastening the heat transfer section to a cooling structure in such a way that said contact surface remains free. The device comprises a spring section which is separate from said heat transfer section and which is arranged to exert on the heat transfer section a spring force pushing said contact surface in a direction in which it is intended to contact said object.Type: GrantFiled: May 11, 2021Date of Patent: June 18, 2024Assignee: BLUEFORS OYInventors: Anssi Salmela, Pieter Vorselman, Rob Blaauwgeers
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Patent number: 11955399Abstract: A semiconductor package may include a package substrate, an interposer, a logic chip, at least one memory chip and a heat sink. The interposer may be located over an upper surface of the package substrate. The interposer may be electrically connected with the package substrate. The logic chip may be located over an upper surface of the interposer. The logic chip may be electrically connected with the interposer. The memory chip may be located over an upper surface of the interposer. The memory chip may be electrically connected with the interposer and the logic chip. The heat sink may make thermal contact with the upper surface of the logic chip to dissipate heat in the logic chip.Type: GrantFiled: April 21, 2023Date of Patent: April 9, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Ae-Nee Jang, Seung-Duk Baek, Tae-Heon Kim
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Patent number: 11942389Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.Type: GrantFiled: May 26, 2021Date of Patent: March 26, 2024Assignee: Qorvo US, Inc.Inventors: Julio C. Costa, George Maxim
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Patent number: 11937409Abstract: Provided is an electronic module including a housing case for housing a relay, a heat transfer sheet placed on an inner surface of a bottom plate of the housing case, a terminal provided on one surface of the relay opposing a bottom plate, and a crank portion in which a first flat plate portion electrically connected to the terminal and a second flat plate portion that is in contact with the heat transfer sheet are coupled in a crank shape.Type: GrantFiled: December 9, 2019Date of Patent: March 19, 2024Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Kazuya Komaki
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Patent number: 11915999Abstract: A semiconductor device includes: a carrier including an electronic circuit; a plurality of semiconductor chip packages mounted on the carrier, each of the chip packages including an encapsulation encapsulating the semiconductor chip, a plurality of contact structures electrically connecting the semiconductor chip with the electronic circuit, and at least one cooling structure protruding from the encapsulation; and a cooling element thermally conductively connected to at least one cooling structure of each of at least two of the plurality of semiconductor chip packages.Type: GrantFiled: January 31, 2023Date of Patent: February 27, 2024Assignee: Infineon Technologies AGInventors: Tomasz Naeve, Ralf Otremba, Thorsten Scharf, Markus Dinkel, Martin Gruber, Elvir Kahrimanovic
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Patent number: 11910518Abstract: A method is disclosed of mounting a heat sink through a printed circuit board to reach a component on the opposite side of a board. The heat sink is passed through a window in the board to contact a component at a predetermined pressure optimized for thermal performance at minimum stress. The heat sink is affixed in place on the printed circuit board using through-hole pins which can be soldered to maintain the heat sink's position and the predetermined pressure.Type: GrantFiled: May 26, 2021Date of Patent: February 20, 2024Assignee: HUAWEI TECHNOLOGIES CANADA CO., LTD.Inventor: Matthew Milyavsky
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First-level integration of second-level thermal interface material for integrated circuit assemblies
Patent number: 11881438Abstract: A second-level thermal interface material (TIM2) that is to couple to a system-level thermal solution is applied to an integrated circuit (IC) assembly comprising an IC die and an assembly substrate prior to the assembly substrate being joined to a host component at the system-level. Challenges associated with TIM2 application may therefore be addressed at a first level of IC die integration, simplifying subsequent assembly and better controlling thermal coupling to a subsequently applied thermal solution. Where a first-level IC assembly includes a stiffener, the TIM may be affixed to the stiffener through an adhesive bond or a fusion bond. After the IC assembly including the TIM is soldered to the host board, a thermal solution may be placed in contact with the TIM. With early application of a solder TIM, a solder TIM may be reflowed upon the IC die multiple times.Type: GrantFiled: January 17, 2020Date of Patent: January 23, 2024Assignee: Intel CorporationInventors: Elah Bozorg-Grayeli, Kyle Arrington, Sergio Chan Arguedas, Aravindha Antoniswamy -
Patent number: 11876028Abstract: A package is disclosed. In one example, the package includes a first main face for mounting a heat sink and an opposing second main face for being mounted on a mounting base. The package comprises a carrier, an electronic component mounted at the carrier, and an encapsulant encapsulating at least part of the electronic component and at least part of the carrier. Electrically insulating material covers electrically conductive material of the carrier at said first main face. The encapsulant comprises at least one step at the first main face.Type: GrantFiled: October 15, 2021Date of Patent: January 16, 2024Assignee: Infineon Technologies AGInventors: Edward Fuergut, Chii Shang Hong, Teck Sim Lee, Bernd Schmoelzer, Ke Yan Tean, Lee Shuang Wang
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Patent number: 11869821Abstract: A semiconductor package includes: a first semiconductor chip including a first surface and a second surface opposite to each other and including first through electrodes; at least a second semiconductor chip stacked on the first surface of the first semiconductor chip and comprising second through electrodes electrically connected to the first through electrodes; and a molding layer contacting the first surface of the first semiconductor chip and a side wall of the at least one second semiconductor chip and including a first external side wall connected to and on the same plane as a side wall of the first semiconductor chip, wherein the first external side wall of the molding layer extends to be inclined with respect to a first direction orthogonal to the first surface of the first semiconductor chip, and both the external first side wall of the molding layer and the side wall of the first semiconductor chip have a first slope that is the same for both the first external side wall of the molding layer and theType: GrantFiled: August 2, 2022Date of Patent: January 9, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yeongkwon Ko, Seunghun Shin, Junyeong Heo
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Patent number: 11855528Abstract: A power conversion apparatus, comprising: a semiconductor component for power conversion; a heat transfer member to which the semiconductor component is fixed such that the heat transfer member is thermally connected to a heat dissipation surface formed on at least one surface of the semiconductor component; and a housing, wherein the housing includes a heat dissipation wall portion, a fitting portion that fits to the heat transfer member is formed on the heat dissipation wall portion at an inside of the housing space, an area of contact between the fitting portion and the heat transfer member is greater than an area of the heat dissipation surface of the semiconductor component, and an occupied area of the fitting portion as seen in plan view is smaller than an area of the at least one surface of the semiconductor component on which the heat dissipation surface is formed.Type: GrantFiled: December 18, 2019Date of Patent: December 26, 2023Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Shinya Kimura
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Patent number: 11842939Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.Type: GrantFiled: May 26, 2021Date of Patent: December 12, 2023Assignee: Qorvo US, Inc.Inventors: Julio C. Costa, George Maxim
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Patent number: 11830794Abstract: An HV MOSFET device has a body integrating source conductive regions. Projecting gate structures are disposed above the body, laterally offset with respect to the source conductive regions. Source contact regions, of a first metal, are arranged on the body in electric contact with the source conductive regions, and source connection regions, of a second metal, are arranged above the source contact regions and have a height protruding with respect to the projecting gate structures. A package includes a metal support bonded to a second surface of the body, and a dissipating region, above the first surface of the semiconductor die. The dissipating region includes a conductive plate having a planar face bonded to the source connection regions and spaced from the projecting gate structures. A package mass of dielectric material is disposed between the support and the dissipating region and incorporates the semiconductor die. The dissipating region is a DBC-type insulation multilayer.Type: GrantFiled: July 2, 2021Date of Patent: November 28, 2023Assignee: STMicroelectronics S.r.l.Inventors: Cristiano Gianluca Stella, Fabio Russo
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Patent number: 11798855Abstract: An electronic module comprises a substrate including a first surface and a second surface on a side opposite to the first surface, the second surface including a first region and a second region surrounding the first region, an electronic device attached to the first surface, a component attached to the first region of the second surface, a lid member positioned to face the electronic device, and a frame member attached to the substrate to support the lid member. A first member and a second member having a higher thermal conductivity than the first member are disposed at least on the second surface. At least a part of the second member is positioned to face the second region. At least a part of the first member is positioned between the second member and the component.Type: GrantFiled: June 18, 2020Date of Patent: October 24, 2023Assignee: Canon Kabushiki KaishaInventor: Yu Katase
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Patent number: 11777377Abstract: 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.Type: GrantFiled: November 25, 2019Date of Patent: October 3, 2023Assignee: MAKITA CORPORATIONInventor: Akihiro Nakamoto
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Patent number: 11769752Abstract: Stacked semiconductor die assemblies with heat sinks and associated methods and systems are disclosed. In some embodiments, a controller carrying one or more memory dies may be attached to a front side of a substrate. The substrate may include a heat sink formed on its back side such that the heat sink can establish a thermal contact with the controller. Further, the heat sink may be coupled to a thermally conductive pad of a printed circuit board (PCB) that carries the substrate. In this manner, the controller may be provided with a heat path toward the PCB to dissipate thermal energy generated during operation. In some cases, the substrate may include a set of thermal vias extending from the heat sink toward the controller to enhance the thermal contact between the controller and the heat sink.Type: GrantFiled: July 24, 2020Date of Patent: September 26, 2023Assignee: Micron Technology, Inc.Inventors: Shams U. Arifeen, Christopher Glancey, Koustav Sinha
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Patent number: 11721607Abstract: An integrated circuit assembly may be formed comprising an electronic substrate, at least one integrated circuit device electrically attached to the electronic substrate, a heat dissipation device, a thermal interface material between the at least one integrated circuit device and the heat dissipation device, and a metal foam surrounding the at least one integrated circuit device and contacting the thermal interface material. The integrated circuit assembly may further include a stiffener attached to the electronic substrate and surrounding the at least one integrated circuit device, wherein the metal foam is disposed between the stiffener, the at least one integrated circuit device, the electronic substrate, and the heat dissipation device.Type: GrantFiled: January 23, 2020Date of Patent: August 8, 2023Assignee: Intel CorporationInventors: Aastha Uppal, Je-Young Chang
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Patent number: 11715703Abstract: A semiconductor device has a substrate and a semiconductor die disposed over the substrate. An encapsulant is deposited over the semiconductor die and substrate with a surface of the semiconductor die exposed from the encapsulant. A first shielding layer is formed over the semiconductor die. In some embodiments, the first shielding layer includes a stainless steel layer in contact with the surface of the semiconductor die and a copper layer formed over the stainless steel layer. The first shielding layer may further include a protective layer formed over the copper layer. One embodiment has a heatsink bonded to the semiconductor die through a solder layer. A second shielding layer can be formed over a side surface of the semiconductor die.Type: GrantFiled: April 21, 2022Date of Patent: August 1, 2023Assignee: STATS ChipPAC Pte. Ltd.Inventors: SungWon Cho, ChangOh Kim, Il Kwon Shim, InSang Yoon, KyoungHee Park
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Patent number: 11695265Abstract: A heat shrink component includes a heat shrink layer and a heating unit in thermal contact with at least a part of the heat shrink layer and heating the heat shrink layer to a heat shrink temperature. The heat shrink component has a first dimension in an expanded state and a second dimension in a shrunk state after heating, the first dimension is larger than the second dimension. The heating unit includes an electrically conductive lead heated by an electrical current flowing through the electrically conductive lead and a heat spreading layer arranged in thermal contact with the electrically conductive lead and distributing a heat generated by the electrically conductive lead.Type: GrantFiled: January 14, 2020Date of Patent: July 4, 2023Assignee: Tyco Electronics Raychem GmbHInventors: Thilo Simonsohn, Christian Heindl
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Patent number: 11676878Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.Type: GrantFiled: May 26, 2021Date of Patent: June 13, 2023Assignee: Qorvo US, Inc.Inventors: Julio C. Costa, George Maxim
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Patent number: 11587841Abstract: A semiconductor module includes: a case; a semiconductor chip provided inside the case; a seal material injected to inside of the case and sealing the semiconductor chip; and a lid provided inside the case and contacting an upper surface of the seal material, wherein a tapered portion is provided at an end portion of the lid on an upper surface side, a gap is provided between a side surface of the end portion of the lid and an inner side surface of the case, and the seal material crawls up to the tapered portion through the gap.Type: GrantFiled: July 21, 2020Date of Patent: February 21, 2023Assignee: Mitsubishi Electric CorporationInventor: Hiroyuki Masumoto
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Patent number: 11566771Abstract: A heatsink, a light-emitting diode (LED) module and a corresponding method of manufacture are described. A heatsink includes an electrically conductive heatsink core and an electrically insulating layer covering at least the first surface of the electrically conductive heatsink core. The electrically conductive heatsink core has a first pin that is integral with the electrically conductive heatsink core and protrudes from a first surface of the heatsink core. At least the first surface of the heatsink core is covered by an electrically insulating layer, which leaves at least portions of a lateral surface of the first pin exposed from the electrically insulating layer.Type: GrantFiled: May 19, 2022Date of Patent: January 31, 2023Assignee: Lumileds LLCInventors: Marc Droegeler, Thorsten Lenzen, Matthias Holtrup, Joseph Hendrik Anna Maria Jacobs
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Patent number: 11553628Abstract: A power conversion apparatus includes a case having a heat-dissipation property, and including a housing part formed to surround a predetermined space, a resin material having a thermal conductivity, the resin material being provided in the predetermined space, a coil disposed in the predetermined space, a coil case having a shape that fits with the housing part, the coil case being configured to house the coil, and a power semiconductor device disposed along a side wall of the coil case. The power semiconductor device is pressed and fixed between a side wall of the housing part and the side wall of the coil case in a state where a heat dissipation surface is in contact with the side wall of the housing part.Type: GrantFiled: December 4, 2020Date of Patent: January 10, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Atsushi Yamashima
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Patent number: 11551939Abstract: A substrate that includes a core layer comprising a first surface and a second surface, at least one first dielectric layer located over a first surface of the core layer, at least one second dielectric layer located over a second surface of the core layer, high-density interconnects located over a surface of the at least one second dielectric layer, interconnects located over the surface of the at least one second dielectric layer, and a solder resist layer located over the surface of the at least one second dielectric layer. A first portion of the solder resist layer that is touching the high-density interconnects includes a first thickness that is equal or less than a thickness of the high-density interconnects. A second portion of the solder resist layer that is touching the interconnects includes a second thickness that is greater than a thickness of the interconnects.Type: GrantFiled: September 2, 2020Date of Patent: January 10, 2023Assignee: QUALCOMM INCORPORATEDInventors: Kun Fang, Jaehyun Yeon, Suhyung Hwang, Hong Bok We
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Patent number: 11545407Abstract: An integrated circuit package may be formed having at least one heat dissipation structure within the integrated circuit package itself. In one embodiment, the integrated circuit package may include a substrate; at least one integrated circuit device, wherein the at least one integrated circuit device is electrically attached to the substrate; a mold material on the substrate and adjacent to the at least one integrated circuit device; and at least one heat dissipation structure contacting the at least one integrated circuit, wherein the at least one heat dissipation structure is embedded either within the mold material or between the mold material and the substrate.Type: GrantFiled: January 10, 2019Date of Patent: January 3, 2023Assignee: Intel CorporationInventors: Kumar Abhishek Singh, Omkar Karhade, Nitin Deshpande, Mitul Modi, Edvin Cetegen, Aastha Uppal, Debendra Mallik, Sanka Ganesan, Yiqun Bai, Jan Krajniak, Manish Dubey, Ravindranath Mahajan, Ram Viswanath, James C. Matayabas, Jr.
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Patent number: 11538727Abstract: A semiconductor module includes: a case; a semiconductor chip provided inside the case; a seal material injected to inside of the case and sealing the semiconductor chip; and a lid provided inside the case and contacting an upper surface of the seal material, wherein a tapered portion is provided at an end portion of the lid on an upper surface side, a gap is provided between a side surface of the end portion of the lid and an inner side surface of the case, and the seal material crawls up to the tapered portion through the gap.Type: GrantFiled: July 21, 2020Date of Patent: December 27, 2022Assignee: Mitsubishi Electric CorporationInventor: Hiroyuki Masumoto
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Patent number: 11469149Abstract: A semiconductor device has a substrate panel with a substrate having a first substrate area and a second substrate area outside a footprint of the first substrate area. A plurality of semiconductor die or discrete IPDs is disposed over the first substrate area. Substrate area 102a has electrical interconnect for the semiconductor die. A molding compound is disposed over the semiconductor die and first substrate area using a transfer mold process, which leaves mold culls and mold gates disposed over the second substrate area. A substrate edge is formed in the second substrate area under the mold gates. The substrate edge extends into the first substrate area under the molding compound to reinforce the mold gates and reduce cracking during mold degating. The substrate edge can have a variety of forms such as parallel bars, diagonal bars, orthogonal bars, and combinations thereof.Type: GrantFiled: October 9, 2020Date of Patent: October 11, 2022Assignee: Semtech CorporationInventors: Henry Descalzo Bathan, Zigmund Ramirez Camacho
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Patent number: 11430722Abstract: A semiconductor package includes a leadframe, a semiconductor die attached to the leadframe, and a passive component electrically connected to the semiconductor die through the leadframe. The leadframe includes a cavity in a side of the leadframe opposite the semiconductor die, and at least a portion of the passive component resides within the cavity in a stacked arrangement.Type: GrantFiled: April 11, 2018Date of Patent: August 30, 2022Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Jeffrey Morroni, Rajeev Dinkar Joshi, Sreenivasan K. Koduri, Sujan Kundapur Manohar, Yogesh K. Ramadass, Anindya Poddar
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Patent number: 11037847Abstract: 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.Type: GrantFiled: January 7, 2020Date of Patent: June 15, 2021Assignee: Renesas Electronics CorporationInventors: Kuniharu Muto, Koji Bando
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Patent number: 10971426Abstract: A semiconductor package is provided. The semiconductor package includes a first package comprising a first substrate and a first semiconductor chip, a second package arranged on the first package, and the second package comprising a second substrate and a second semiconductor chip, a first solder ball and a supporter layer arranged between the first package and the second package, and a dam arranged between the first package and the second package, the dam being in contact with a sidewall of the supporter layer, and the dam completely surrounding the sidewall of the supporter layer.Type: GrantFiled: May 14, 2019Date of Patent: April 6, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Jae Wook Yoo
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Patent number: 10957611Abstract: A semiconductor package structure including a package substrate, at least one semiconductor die, a lid structure, a first electronic component and a heat sink is provided. The package substrate has a first surface and a second surface opposite to the first surface. The semiconductor die is on the first surface of the package substrate and is surrounded by an encapsulating layer. The lid structure surrounds and is spaced apart from the encapsulating layer. The lid structure includes a first opening that is covered by the first surface of the package substrate. The first electronic component is over the first surface of the package substrate and arranged within the first opening of the lid structure. The heat sink covers the lid structure and the semiconductor die.Type: GrantFiled: June 7, 2018Date of Patent: March 23, 2021Assignee: MEDIATEK INC.Inventors: Chia-Cheng Chang, Tzu-Hung Lin, I-Hsuan Peng, Nai-Wei Liu
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Patent number: 10622290Abstract: In a described example, a packaged device includes a substrate having a device mounting surface including a first layer of conductive material having a first thickness less than a substrate thickness, the substrate having a second layer of the conductive material having a second thickness less than the substrate thickness. A first semiconductor device is mounted to a first area of the device mounting surface; and a second semiconductor device is mounted to a second area on the device mounting surface and spaced from the first semiconductor device. At least two connectors are formed of the first layer of the substrate having first ends coupled to one of first bond pads on the first semiconductor device and the at least two connectors having second ends coupled to one of second bond pads on the second semiconductor device.Type: GrantFiled: July 11, 2018Date of Patent: April 14, 2020Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Siva Prakash Gurrum, Manu J. Prakuzhy, Saumya Gandhi
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Patent number: 10566269Abstract: In a described example, an integrated circuit (IC) package includes: an IC chip bonded to a chip mount pad on a lead frame; low modulus molding compound surrounding the IC chip; and IC package molding compound covering the IC chip, and at least a portion of the low modulus molding compound.Type: GrantFiled: December 18, 2017Date of Patent: February 18, 2020Assignee: TEXAS INSTRUMENTS INCORPORATEDInventor: Makoto Shibuya
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Patent number: 10510636Abstract: An electronic module comprises a substrate 11, 21, an other-side electronic component 18, 23 provided on the other side of the substrate 11, 21, a one-side electronic component 13, 28 provided on one side of the substrate 11, 21 and a connecting terminal 115, 125 having an other-side extending part 119a, 129a extending to circumferential outside of the substrate 11, 21 on the other side of the substrate 11, 21, a one-side extending part 119b, 129b extending to circumferential outside of the substrate 11, 21 on one side of the substrate 11, 21, and a connecting part 118, 128 connecting the other-side extending part 119a, 129a with the one-side extending part 119b, 129b at the circumferential outside of the substrate 11, 21.Type: GrantFiled: July 14, 2017Date of Patent: December 17, 2019Assignee: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.Inventors: Kosuke Ikeda, Osamu Matsuzaki
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Patent number: 10497644Abstract: A semiconductor device includes a semiconductor element circuit, a conductive support and a sealing resin. The conductive support includes a die pad, first terminals spaced in a first direction, second terminals spaced in the first direction and opposite to the first terminals in a second direction perpendicular to the first direction, and a support terminal connected to the die pad. The sealing resin encapsulates portions of the first and second terminals, a portion of the support terminal, the semiconductor element circuit and the die pad. The sealing resin has two first side surfaces spaced apart in the second direction and two second side surfaces spaced apart in the first direction. The first terminals and second terminals are exposed from the first side surfaces, while none of the elements of the conductive support is exposed from the second side surfaces.Type: GrantFiled: July 25, 2018Date of Patent: December 3, 2019Assignee: ROHM CO., LTD.Inventors: Hiroaki Matsubara, Yasumasa Kasuya
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Patent number: 10431529Abstract: A semiconductor device includes two or more semiconductor elements, a lead with island portions on which the semiconductor elements are mounted, a heat dissipation member for dissipating heat from the island portions, a bonding layer bonding the island portions and the heat dissipation member, and a sealing resin covering the semiconductor elements, the island portions and a part of the heat dissipation member. The bonding layer includes mutually spaced individual regions provided for the island portions, respectively.Type: GrantFiled: August 28, 2018Date of Patent: October 1, 2019Assignee: ROHM CO., LTD.Inventors: Shoji Yasunaga, Akihiro Koga
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Patent number: 10396023Abstract: The semiconductor device includes a multi-layered substrate having an insulating plate and a circuit plate, a semiconductor chip having a front surface attached with a main electrode and a control electrode formed thereon, and a back surface fixed to the circuit plate, a first wiring substrate which includes a first conductive member and is placed so as to face the main electrode connected electrically to first conductive member, a second wiring substrate which includes a second conductive member, is placed so as to face the control electrode, and has an opening, and a conductive post having one end and another end, the one end being connected electrically and mechanically to the control electrode, and the other end being connected electrically and mechanically to the second conductive member. The first conductive member is thicker than the second conductive member, and the first wiring substrate is disposed within the opening.Type: GrantFiled: September 29, 2016Date of Patent: August 27, 2019Assignee: FUJI ELECTRIC CO., LTD.Inventors: Yuki Inaba, Daisuke Inoue, Shin Soyano
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Patent number: 10396018Abstract: A semiconductor package includes a plurality of half bridge assemblies each including a metal lead, a first power transistor die attached to a first side of the metal lead, and a second power transistor die disposed under the first power transistor die and attached to a second side of the metal lead opposite the first side. Each metal lead has a notch which exposes one or more bond pads at a side of the second power transistor die attached to the metal lead. The semiconductor package also includes a controller die configured to control the power transistor dies. Each power transistor die, each metal lead and the controller die are embedded in a mold compound. Bond wire connections are provided between the controller die and the one or more bond pads at the side of each second power transistor die exposed by the notch in the corresponding metal lead.Type: GrantFiled: November 27, 2017Date of Patent: August 27, 2019Assignee: Infineon Technologies AGInventors: Chau Fatt Chiang, Chan Lam Cha, Wei Han Koo, Andreas Kucher, Theng Chao Long
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Patent number: 9978661Abstract: Semiconductor packages and methods of fabricating the same are disclosed. The semiconductor package may include a package substrate, a semiconductor chip, which is mounted on the package substrate to have a bottom surface facing the package substrate and a top surface opposite to the bottom surface, a mold layer provided on the package substrate to encapsulate the semiconductor chip, and a heat dissipation layer provided on the top surface of the semiconductor chip. The mold layer may have a top surface substantially coplanar with the top surface of the semiconductor chip, and the top surfaces of the semiconductor chip and the mold layer may have a difference in surface roughness from each other.Type: GrantFiled: August 12, 2016Date of Patent: May 22, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Yunhyeok Im, Oleg Feygenson, Sang Il Kim, Youngbae Kim, Jichul Kim, Seungkon Mok, Jungsu Ha
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Patent number: 9953961Abstract: A semiconductor device can reduce the number of bonding wires. The semiconductor device includes two or more semiconductor elements each of which has electrodes on a first main surface and a second main surface, an electrode plate that has one surface which is bonded to electrodes on the first main surfaces of the semiconductor elements, with a first bonding material layer interposed therebetween, and extends over the electrodes on the first main surfaces of the two or more semiconductor elements, and a conductive plate that includes a first lead terminal and a semiconductor element bonding portion which is bonded to electrodes on the second main surfaces of the semiconductor elements. A second bonding material layer is interposed therebetween, and is connected to the electrodes on the second main surfaces of the two or more semiconductor elements.Type: GrantFiled: October 10, 2014Date of Patent: April 24, 2018Assignee: FUJI ELECTRIC CO., LTD.Inventors: Takeshi Yokoyama, Masaaki Ochiai, Atsushi Maruyama, Tomonori Seki, Shinichiro Matsunaga
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Patent number: 9870975Abstract: Structures and formation methods of a chip package are provided. The chip package includes a first package structure including a first semiconductor die that has a first side and a second side opposite thereto. The chip package also includes a package layer partially or completely encapsulating the first semiconductor die, and a conductive feature in the package layer. The chip package further includes a first heat-spreading layer over the first side of the first semiconductor die and a first cap layer on the first heat-spreading layer.Type: GrantFiled: July 14, 2016Date of Patent: January 16, 2018Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Chin-Hua Wang, Po-Yao Lin, Shu-Shen Yeh, Kuang-Chun Lee, Shin-Puu Jeng, Shyue-Ter Leu, Cheng-Lin Huang, Hsiu-Mei Yu
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Patent number: 9837368Abstract: A wafer level package device, electronic device, and fabrication methods for fabrication of the wafer level package device are described that include forming an exposed lead tip on the wafer level package for providing a solder buttress structure when coupling the wafer level package device to another electrical component. In implementations, the wafer level package device includes at least one integrated circuit die, a metal pad, a first dielectric layer, a redistribution layer, a second dielectric layer, a pillar structure, a molding layer, a pillar layer, and a plating layer, where the pillar layer is sawn to form pad contacts on at least two sides of the wafer level package device. The exposed pad contact facilitate a solder fillet and buttress structure resulting in improved board level reliability.Type: GrantFiled: September 25, 2014Date of Patent: December 5, 2017Assignee: Maxim Integrated Products, Inc.Inventors: Peter R. Harper, Martin Mason, Arkadii V. Samoilov
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Patent number: 9078347Abstract: An electronic component housing unit includes: a substrate including a mounting region on which an electronic component is mounted; a connection conductor extending from a top face to a bottom face of the substrate, the connection conductor being electrically connected to the electronic component; a wiring conductor disposed on the bottom face of the substrate, one end of the wiring conductor being electrically connected to the connection conductor, another end of the wiring conductor being drawn out from a side face of the substrate; and a ground conductor disposed on the bottom face of the substrate, the ground conductor forming a coplanar line along with the wiring conductor. A bottom face of the wiring conductor is located above a bottom face of the ground conductor.Type: GrantFiled: July 29, 2011Date of Patent: July 7, 2015Assignee: KYOCERA CorporationInventor: Mahiro Tsujino