Patents by Inventor Teck Sim Lee

Teck Sim Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220148934
    Abstract: A package for mounting on a mounting base is disclosed. In one example, the package comprises a carrier, an electronic component mounted at the carrier, leads electrically coupled with the electronic component and to be electrically coupled with the mounting base, and a linear spacer for defining a spacing with respect to the carrier.
    Type: Application
    Filed: October 14, 2021
    Publication date: May 12, 2022
    Applicant: Infineon Technologies AG
    Inventors: Edward Fuergut, Chii Shang Hong, Teck Sim Lee, Ralf Otremba, Daniel Pedone, Bernd Schmoelzer
  • Publication number: 20220108949
    Abstract: One example of a semiconductor package includes a first die pad, a first die, a second die pad, and a second die. The first die pad includes a main portion and a U-shaped rail portion extending from the main portion. The first die is electrically coupled to the first die pad. The second die pad is proximate the U-shaped rail portion of the first die pad. The second die is electrically coupled to the second die pad. The second die includes a magnetic field sensor.
    Type: Application
    Filed: October 7, 2020
    Publication date: April 7, 2022
    Applicant: Infineon Technologies AG
    Inventors: Lee Shuang WANG, Thai Kee GAN, Teck Sim LEE
  • Publication number: 20210391246
    Abstract: A lead frame includes a die pad, a row of two or more leads that extend away from a first side of the die pad, and a peripheral structure disposed opposite the die pad and connected to each lead. A first outermost lead is continuously connected to the die pad. A second outermost lead has an interior end that faces and is spaced apart from the die pad. A width of the second lead in a central span of the second lead is greater than the width of the second lead in interior and outer spans of the second lead, the interior span of the second lead separating the central span of the second lead from the interior end of the second lead, the outer span of the second lead separating the central span of the second lead from the peripheral structure.
    Type: Application
    Filed: June 16, 2020
    Publication date: December 16, 2021
    Inventors: Thai Kee Gan, Edward Fuergut, Teck Sim Lee, Lee Shuang Wang
  • Publication number: 20210175157
    Abstract: A semiconductor device includes a carrier, a first external contact, a second external contact, and a semiconductor die. The semiconductor die has a first main face, a second main face opposite to the first main face, a first contact pad disposed on the first main face, a second contact pad disposed on the second main face, a third contact pad disposed on the second main face, and a vertical transistor. The semiconductor die is disposed with the first main face on the carrier. A clip connects the second contact pad to the second external contact. A first bond wire is connected between the third contact pad and the first external contact. The first bond wire is disposed at least partially under the clip.
    Type: Application
    Filed: December 1, 2020
    Publication date: June 10, 2021
    Inventors: Ralf Otremba, Chii Shang Hong, Jo Ean Joanna Chye, Teck Sim Lee, Hui Kin Lit, Ke Yan Tean, Lee Shuang Wang, Wei-Shan Wang
  • Publication number: 20210166988
    Abstract: A semiconductor package includes a die pad having a die attach surface, a first laterally separated and vertically offset from the die pad, a semiconductor die mounted on the die attach surface and comprising a first terminal on an upper surface of the semiconductor die, an interconnect clip that is electrically connected to the first terminal and to the first lead, and a heat spreader mounted on top of the interconnect clip. The interconnect clip includes a first planar section that interfaces with the upper surface of the semiconductor die and extends past an outer edge side of the die pad. The heat spreader covers an area of the first planar section that is larger than an area of the semiconductor die. The heat spreader laterally extends past a first outer edge side of the die pad that faces the first lead.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 3, 2021
    Inventors: Jo Ean Joanna Chye, Teck Sim Lee, Ke Yan Tean, Wei-Shan Wang
  • Publication number: 20210074614
    Abstract: A package includes a package body with a package top side, package footprint side and package sidewalls extending from the package footprint side to the package top side; power semiconductor chips electrically connected in parallel and each having first and second load terminals and being configured to block a blocking voltage and conduct a chip load current between the load terminals; a lead frame structure configured to electrically and mechanically couple the package to a carrier with the package footprint side facing the carrier, the lead frame structure including first outside terminals extending out of the package body for interfacing with the carrier. Each first load terminal is electrically connected, at least by one package body internal connection member, to at least two of the first outside terminals. A horizontally extending conduction layer at the package top side or footprint side is electrically connected with each second load terminal.
    Type: Application
    Filed: September 4, 2020
    Publication date: March 11, 2021
    Inventors: Ralf Otremba, Teck Sim Lee, Lee Shuang Wang, Mohd Hasrul Zulkifli
  • Publication number: 20210020539
    Abstract: A semiconductor package is disclosed. In one example, the semiconductor package includes a chip carrier, a semiconductor chip attached to the chip carrier, an encapsulation body encapsulating the semiconductor chip, and a mounting hole configured to receive a screw for screw mounting a heatsink onto a first side of the semiconductor package. A second side of the semiconductor package opposite the first side is configured to be surface mounted to an application board.
    Type: Application
    Filed: July 15, 2020
    Publication date: January 21, 2021
    Applicant: Infineon Technologies AG
    Inventors: Ralf Otremba, Teck Sim Lee, Klaus Schiess, Xaver Schloegel, Lee Shuang Wang, Mohd Hasrul Zulkifli
  • Patent number: 10727151
    Abstract: A semiconductor chip package includes an electrically conducting carrier and a semiconductor chip disposed over the electrically conducting carrier. The semiconductor chip has a first surface facing the electrically conducting carrier and a second surface opposite the first surface. A metal plate has a first surface mechanically connected to the second surface of the semiconductor chip and a second surface opposite the first surface of the metal plate. The metal plate completely overlaps the second surface of the semiconductor chip. The second surface of the metal plate is at least partially exposed at a periphery of the semiconductor chip package.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: July 28, 2020
    Assignee: Infineon Technologies AG
    Inventors: Liu Chen, Teck Sim Lee, Jia Yi Wong, Wei Han Koo, Thomas Stoeck, Gilles Delarozee
  • Patent number: 10699978
    Abstract: A package encloses a power semiconductor die and has a package body with a package top side, package footprint side and package sidewalls. The die has first and second load terminals for blocking a blocking voltage. A lead frame structure electrically and mechanically couples the package to a support and includes an outside terminal extending out of the package footprint side and/or the sidewalls, and is electrically connected with the first load terminal. A top layer arranged at the package top side is electrically connected with the second load terminal. A creepage length between the electrical potential of the outside terminal and the electrical potential of the top layer is defined by a package body surface contour. The surface contour is formed at least by the package top side and package sidewall. At least one structural feature also forms the surface contour is configured to increase the creepage length.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: June 30, 2020
    Assignee: Infineon Technologies Austria AG
    Inventors: Ralf Otremba, Amirul Afiq Hud, Teck Sim Lee, Xaver Schloegel, Bernd Schmoelzer
  • Patent number: 10373897
    Abstract: A device may include a carrier, a semiconductor chip arranged over a first surface of the carrier, and an encapsulation body comprising six side surfaces and encapsulating the semiconductor chip. A second surface of the carrier opposite to the first surface of the carrier is exposed from the encapsulation body. The device may further include electrical contact elements electrically coupled to the semiconductor chip and protruding out of the encapsulation body exclusively through two opposing side surfaces of the encapsulation body which have the smallest surface areas of all the side surfaces of the encapsulation body, and an electrically insulating layer arranged over the exposed second surface of the carrier.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: August 6, 2019
    Assignee: INFINEON TECHNOLOGIES AUSTRIA AG
    Inventors: Ralf Otremba, Felix Grawert, Amirul Afiq Hud, Uwe Kirchner, Teck Sim Lee, Guenther Lohmann, Hwee Yin Low, Edward Fuergut, Bernd Schmoelzer, Fabian Schnoy, Franz Stueckler
  • Patent number: 10290567
    Abstract: A package which comprises an electrically conductive chip carrier, a first chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, a second chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, wherein the first chip and the second chip are connected to form a half bridge having inlet terminals and an outlet terminal, and a clip having three connection sections connecting the second connection terminal of the first chip with the first connection terminal of the second chip and with the outlet terminal of the half bridge.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: May 14, 2019
    Assignee: Infineon Technologies AG
    Inventors: Rainald Sander, Liu Chen, Teck Sim Lee
  • Publication number: 20190080973
    Abstract: A package encloses a power semiconductor die and has a package body with a package top side, package footprint side and package sidewalls. The die has first and second load terminals for blocking a blocking voltage. A lead frame structure electrically and mechanically couples the package to a support and includes an outside terminal extending out of the package footprint side and/or the sidewalls, and is electrically connected with the first load terminal. A top layer arranged at the package top side is electrically connected with the second load terminal. A creepage length between the electrical potential of the outside terminal and the electrical potential of the top layer is defined by a package body surface contour. The surface contour is formed at least by the package top side and package sidewall. At least one structural feature also forms the surface contour is configured to increase the creepage length.
    Type: Application
    Filed: September 7, 2018
    Publication date: March 14, 2019
    Inventors: Ralf Otremba, Amirul Afiq Hud, Teck Sim Lee, Xaver Schloegel, Bernd Schmoelzer
  • Publication number: 20190074243
    Abstract: A package which comprises an electrically conductive chip carrier, a first chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, a second chip comprising a first connection terminal, a second connection terminal located on the chip carrier and a control terminal, wherein the first chip and the second chip are connected to form a half bridge having inlet terminals and an outlet terminal, and a clip having three connection sections connecting the second connection terminal of the first chip with the first connection terminal of the second chip and with the outlet terminal of the half bridge.
    Type: Application
    Filed: September 1, 2017
    Publication date: March 7, 2019
    Inventors: Rainald SANDER, Liu CHEN, Teck Sim LEE
  • Patent number: 10204845
    Abstract: A semiconductor chip package includes a semiconductor chip disposed over a main surface of a carrier. An encapsulation body encapsulates the chip. First electrical contact elements are electrically coupled to the chip and protrude out of the encapsulation body through a first side face of the encapsulation body. Second electrical contact elements are electrically coupled to the chip and protrude out of the encapsulation body through a second side face of the encapsulation body opposite the first side face. A first group of the first electrical contact elements and a second group of the first electrical contact elements are spaced apart by a distance D that is greater than a distance P between adjacent first electrical contact elements of the first group and between adjacent first electrical contact elements of the second group. The distances D and P are measured between center axes of electrical contact elements.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: February 12, 2019
    Assignee: Infineon Technologies Austria AG
    Inventors: Ralf Otremba, Amirul Afiq Hud, Chooi Mei Chong, Josef Hoeglauer, Klaus Schiess, Lee Shuang Wang, Matthias Strassburg, Teck Sim Lee, Xaver Schloegel
  • Patent number: 10147703
    Abstract: In some examples, a device includes a power supply element and a reference voltage element, wherein the reference voltage element is electrically isolated from the power supply element. The device further includes a high-side semiconductor die including at least two high-side transistors, wherein each high-side transistor of the at least two high-side transistors is electrically connected to the power supply element. The device also includes a low-side semiconductor die including at least two low-side transistors, wherein each low-side transistor of the at least two low-side transistors is electrically connected to the reference voltage element. The device includes at least two switching elements, wherein each switching element of the at least two switching elements is electrically connected to a respective high-side transistor of the at least two high-side transistors and to a respective low-side transistor of the at least two low-side transistors.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: December 4, 2018
    Assignee: Infineon Technologies AG
    Inventors: Stefan Macheiner, Amirul Afiq Hud, Teck Sim Lee, Thomas Stoek, Lee Shuang Wang, Chooi Mei Chong, Wei Hing Tan
  • Publication number: 20180342438
    Abstract: A semiconductor chip package includes an electrically conducting carrier and a semiconductor chip disposed over the electrically conducting carrier. The semiconductor chip has a first surface facing the electrically conducting carrier and a second surface opposite the first surface. A metal plate has a first surface mechanically connected to the second surface of the semiconductor chip and a second surface opposite the first surface of the metal plate. The metal plate completely overlaps the second surface of the semiconductor chip. The second surface of the metal plate is at least partially exposed at a periphery of the semiconductor chip package.
    Type: Application
    Filed: May 25, 2017
    Publication date: November 29, 2018
    Inventors: Liu Chen, Teck Sim Lee, Jia Yi Wong, Wei Han Koo, Thomas Stoek, Gilles Delarozee
  • Publication number: 20180277513
    Abstract: In some examples, a device includes a power supply element and a reference voltage element, wherein the reference voltage element is electrically isolated from the power supply element. The device further includes a high-side semiconductor die including at least two high-side transistors, wherein each high-side transistor of the at least two high-side transistors is electrically connected to the power supply element. The device also includes a low-side semiconductor die including at least two low-side transistors, wherein each low-side transistor of the at least two low-side transistors is electrically connected to the reference voltage element. The device includes at least two switching elements, wherein each switching element of the at least two switching elements is electrically connected to a respective high-side transistor of the at least two high-side transistors and to a respective low-side transistor of the at least two low-side transistors.
    Type: Application
    Filed: March 24, 2017
    Publication date: September 27, 2018
    Inventors: Stefan Macheiner, Amirul Afiq Hud, Teck Sim Lee, Thomas Stoek, Lee Shuang Wang, Chooi Mei Chong, Wei Hing Tan
  • Patent number: 10083899
    Abstract: A method of forming a semiconductor device package includes providing a lead frame having a peripheral structure and a heat slug having an upper and lower surface, the heat slug being attached to the peripheral structure. A semiconductor die is attached to the heat slug. The semiconductor die is encapsulated with a molding compound while the heat slug is attached to the peripheral structure. The heat slug is completely devoid of fasteners before the encapsulating.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: September 25, 2018
    Assignee: Infineon Technologies AG
    Inventors: Mohd Kahar Bajuri, Edmund Sales Cabatbat, Gaylord Evangelista Cruz, Amirul Afiq Hud, Teck Sim Lee, Norbert Joson Santos, Chiew Li Tai, Chin Wei Yang
  • Patent number: 10037934
    Abstract: A semiconductor chip package includes a semiconductor chip, an encapsulation body encapsulating the semiconductor chip, a chip pad, and electrical contact elements connected with the semiconductor chip and extending outwardly. The encapsulation body has six side faces and the electrical contact elements extend exclusively through two opposing side faces which have the smallest surface areas from all the side faces. The semiconductor chip is disposed on the chip pad, and a main face of the chip pad remote from the semiconductor chip is at least partially exposed to the outside.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: July 31, 2018
    Assignee: Infineon Technologies Austria AG
    Inventors: Ralf Otremba, Chooi Mei Chong, Raynold Talavera Corocotchia, Teck Sim Lee, Sanjay Kumar Murugan, Klaus Schiess, Chee Voon Tan, Wee Boon Tay
  • Publication number: 20180211907
    Abstract: A method of forming a semiconductor device package includes providing a lead frame having a peripheral structure and a heat slug having an upper and lower surface, the heat slug being attached to the peripheral structure. A semiconductor die is attached to the heat slug. The semiconductor die is encapsulated with a molding compound while the heat slug is attached to the peripheral structure. The heat slug is completely devoid of fasteners before the encapsulating.
    Type: Application
    Filed: January 23, 2017
    Publication date: July 26, 2018
    Inventors: Mohd Kahar Bajuri, Edmund Sales Cabatbat, Gaylord Evangelista Cruz, Amirul Afiq Hud, Teck Sim Lee, Norbert Joson Santos, Chiew Li Tai, Chin Wei Yang