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).
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Patent number: 10373897Abstract: 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: GrantFiled: December 13, 2016Date of Patent: August 6, 2019Assignee: INFINEON TECHNOLOGIES AUSTRIA AGInventors: 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
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Patent number: 10290567Abstract: 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: GrantFiled: September 1, 2017Date of Patent: May 14, 2019Assignee: Infineon Technologies AGInventors: Rainald Sander, Liu Chen, Teck Sim Lee
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Publication number: 20190080973Abstract: 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: ApplicationFiled: September 7, 2018Publication date: March 14, 2019Inventors: Ralf Otremba, Amirul Afiq Hud, Teck Sim Lee, Xaver Schloegel, Bernd Schmoelzer
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Publication number: 20190074243Abstract: 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: ApplicationFiled: September 1, 2017Publication date: March 7, 2019Inventors: Rainald SANDER, Liu CHEN, Teck Sim LEE
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Patent number: 10204845Abstract: 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: GrantFiled: August 28, 2017Date of Patent: February 12, 2019Assignee: Infineon Technologies Austria AGInventors: Ralf Otremba, Amirul Afiq Hud, Chooi Mei Chong, Josef Hoeglauer, Klaus Schiess, Lee Shuang Wang, Matthias Strassburg, Teck Sim Lee, Xaver Schloegel
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Patent number: 10147703Abstract: 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: GrantFiled: March 24, 2017Date of Patent: December 4, 2018Assignee: Infineon Technologies AGInventors: Stefan Macheiner, Amirul Afiq Hud, Teck Sim Lee, Thomas Stoek, Lee Shuang Wang, Chooi Mei Chong, Wei Hing Tan
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Publication number: 20180342438Abstract: 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: ApplicationFiled: May 25, 2017Publication date: November 29, 2018Inventors: Liu Chen, Teck Sim Lee, Jia Yi Wong, Wei Han Koo, Thomas Stoek, Gilles Delarozee
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Publication number: 20180277513Abstract: 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: ApplicationFiled: March 24, 2017Publication date: September 27, 2018Inventors: Stefan Macheiner, Amirul Afiq Hud, Teck Sim Lee, Thomas Stoek, Lee Shuang Wang, Chooi Mei Chong, Wei Hing Tan
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Patent number: 10083899Abstract: 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: GrantFiled: January 23, 2017Date of Patent: September 25, 2018Assignee: Infineon Technologies AGInventors: Mohd Kahar Bajuri, Edmund Sales Cabatbat, Gaylord Evangelista Cruz, Amirul Afiq Hud, Teck Sim Lee, Norbert Joson Santos, Chiew Li Tai, Chin Wei Yang
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Patent number: 10037934Abstract: 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: GrantFiled: February 4, 2016Date of Patent: July 31, 2018Assignee: Infineon Technologies Austria AGInventors: Ralf Otremba, Chooi Mei Chong, Raynold Talavera Corocotchia, Teck Sim Lee, Sanjay Kumar Murugan, Klaus Schiess, Chee Voon Tan, Wee Boon Tay
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Publication number: 20180211907Abstract: 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: ApplicationFiled: January 23, 2017Publication date: July 26, 2018Inventors: Mohd Kahar Bajuri, Edmund Sales Cabatbat, Gaylord Evangelista Cruz, Amirul Afiq Hud, Teck Sim Lee, Norbert Joson Santos, Chiew Li Tai, Chin Wei Yang
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Publication number: 20180158758Abstract: A method of manufacturing a hybrid leadframe is provided comprising providing a thin leadframe layer comprising a diepad and a structured region and attaching a metal layer on the diepad, wherein the metal layer has a thickness which is larger than a thickness of the thin leadframe layer.Type: ApplicationFiled: February 6, 2018Publication date: June 7, 2018Inventors: Ralf OTREMBA, Chooi Mei Chong, Josef Hoeglauer, Teck Sim Lee, Klaus Schiess, Xaver Schloegel
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Patent number: 9991183Abstract: A semiconductor component includes an inner semiconductor component housing and an outer semiconductor component housing. The inner semiconductor component housing includes a semiconductor chip, a first plastic housing composition and first housing contact surfaces. At least side faces of the semiconductor chip are embedded in the first plastic housing composition and the first housing contact surfaces are free of the first plastic housing composition and include a first arrangement. The outer semiconductor component housing includes a second plastic housing composition and second housing contact surfaces which include a second arrangement. The inner semiconductor component housing is situated within the outer semiconductor component housing and is embedded in the second plastic housing composition. At least one of the first housing contact surfaces is electrically connected with at least one of the second housing contact surfaces.Type: GrantFiled: October 9, 2015Date of Patent: June 5, 2018Assignee: Infineon Technologies Austria AGInventors: Josef Hoeglauer, Teck Sim Lee, Ralf Otremba, Klaus Schiess, Xaver Schloegel, Juergen Schredl
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Patent number: 9978671Abstract: A power semiconductor device is provided. The power semiconductor device includes a leadframe, which includes a first chip carrier part and at least one second chip carrier part, which are fitted at a distance from one another and are in each case electrically conductive, at least one first power semiconductor component applied on the first chip carrier part, at least one second power semiconductor component applied on the second chip carrier part, external contacts in the form of external leads, and a capacitor. The capacitor is mounted on two adjacent external leads.Type: GrantFiled: March 18, 2015Date of Patent: May 22, 2018Assignee: INFINEON TECHNOLOGIES AUSTRIA AGInventors: Ralf Otremba, Fabio Brucchi, Teck Sim Lee, Xaver Schloegel, Franz Stueckler
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Patent number: 9972576Abstract: The semiconductor chip package comprises a semiconductor chip, and an encapsulation body encapsulating the semiconductor chip, wherein the encapsulation body comprises a semiconductor chip; an encapsulation body encapsulating the semiconductor chip, wherein the encapsulation body comprises two opposing main faces and side faces which connect the two main faces with each other, wherein the side face have a smaller surface area than the main faces, respectively, and wherein a marking is provided on at least one of the side faces.Type: GrantFiled: November 24, 2016Date of Patent: May 15, 2018Assignee: Infineon Technologies Austria AGInventors: Ralf Otremba, Teck Sim Lee, Amirul Afiq Hud, Fabian Schnoy, Felix Grawert, Uwe Kirchner, Bernd Schmoelzer, Franz Stueckler
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Patent number: 9922910Abstract: An electronic component, the electronic component comprising an electrically conductive carrier, an electronic chip on the carrier, an encapsulant encapsulating part of the carrier and the electronic chip, and an electrically insulating and thermally conductive interface structure covering an exposed surface portion of the carrier and a connected surface portion of the encapsulant and being functionalized for promoting heat dissipation via the interface structure on a heat dissipation body.Type: GrantFiled: September 21, 2016Date of Patent: March 20, 2018Assignee: Infineon Technologies Austria AGInventors: Ralf Otremba, Edward Fuergut, Christian Kasztelan, Hsieh Ting Kuek, Teck Sim Lee, Sanjay Kumar Murugan, Lee Shuang Wang
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Publication number: 20180061745Abstract: 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: ApplicationFiled: August 28, 2017Publication date: March 1, 2018Inventors: Ralf Otremba, Amirul Afiq Hud, Chooi Mei Chong, Josef Hoeglauer, Klaus Schiess, Lee Shuang Wang, Matthias Strassburg, Teck Sim Lee, Xaver Schloegel
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Publication number: 20170179009Abstract: 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: ApplicationFiled: December 13, 2016Publication date: June 22, 2017Inventors: 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
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Publication number: 20170148743Abstract: The semiconductor chip package comprises a semiconductor chip, and an encapsulation body encapsulating the semiconductor chip, wherein the encapsulation body comprises a semiconductor chip; an encapsulation body encapsulating the semiconductor chip, wherein the encapsulation body comprises two opposing main faces and side faces which connect the two main faces with each other, wherein the side face have a smaller surface area than the main faces, respectively, and wherein a marking is provided on at least one of the side faces.Type: ApplicationFiled: November 24, 2016Publication date: May 25, 2017Inventors: Ralf OTREMBA, Teck Sim LEE, Amirul Afiq HUD, Fabian SCHNOY, Felix GRAWERT, Uwe KIRCHNER, Bernd SCHMOELZER, Franz STUECKLER
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Publication number: 20170098598Abstract: An electronic component, the electronic component comprising an electrically conductive carrier, an electronic chip on the carrier, an encapsulant encapsulating part of the carrier and the electronic chip, and an electrically insulating and thermally conductive interface structure covering an exposed surface portion of the carrier and a connected surface portion of the encapsulant and being functionalized for promoting heat dissipation via the interface structure on a heat dissipation body.Type: ApplicationFiled: September 21, 2016Publication date: April 6, 2017Inventors: Ralf OTREMBA, Edward Fuergut, Christian Kasztelan, Hsieh Ting Kuek, Teck Sim Lee, Sanjay Kumar Nurugan, Lee Shuang Wang