Patents by Inventor Marcus Böhm
Marcus Böhm 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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Publication number: 20260344022Abstract: In an embodiment, a Group III nitride transistor device is provided that includes: a Group III nitride body having an active area that contributes to load switching, a Group III nitride channel layer and a Group III nitride barrier layer that is arranged on the Group III nitride channel layer and forms a heterojunction therebetween; a source finger, a gate finger and a drain finger arranged on the Group III nitride barrier layer; a source pad electrically coupled to the source finger; a gate pad electrically coupled to the gate finger; a drain pad electrically coupled to the drain finger; and a gate resistor electrically coupled between the gate pad and gate finger of the transistor device. The gate resistor is located at least partially on the active area of the transistor device.Type: ApplicationFiled: April 24, 2026Publication date: October 29, 2026Inventors: Saurabh Roy, Andressa Colvero Schittler, Diana Katharina Mann, Marcus Böhm
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Publication number: 20260324454Abstract: A semiconductor package includes a pre-package carrier on which a pre-package is mounted and an encapsulant embedding the pre-package and the pre-package carrier. The pre-package includes a power transistor chip having opposing first and second sides. The transistor chip is a lateral semiconductor device. Source and drain load pads are arranged at the first side of the chip. A pre-package body embeds the chip at least at its first side and has a first side facing away from the chip first side. A structured metal layer disposed over the first side of the pre-package body includes one continuous source load structure and one continuous drain load structure. A pre-package vertical interconnect runs through material of the pre-package body and is configured to connect at least some of the source load pads to the source load structure and at least some of the drain load pads to the drain load structure.Type: ApplicationFiled: April 8, 2026Publication date: October 15, 2026Inventors: Stefan Wötzel, Chee Yang Ng, Marcus Böhm
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Patent number: 12708047Abstract: A power semiconductor package comprises a leadframe comprising a first die pad, a second die pad and a plurality of external contacts. The first and second die pads are separated by a first gap. A power semiconductor die is arranged on and electrically coupled to a first side of the first die pad. A diode is arranged on and electrically coupled to a first side of the second die pad. A molded body encapsulates the power semiconductor die and the diode, the molded body having a first side, an opposite second side and lateral sides connecting the first and second sides. A second side of the first die pad is exposed from the second side of the molded body. A second side of the second die pad is completely covered by an electrically insulating material.Type: GrantFiled: November 10, 2023Date of Patent: August 11, 2026Assignee: Infineon Technologies Austria AGInventors: Marcus Böhm, Stefan Wötzel, Andreas Grassmann, Bernd Schmoelzer, Uwe Schindler
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Patent number: 12648456Abstract: A semiconductor package is disclosed. In one example, the semiconductor package comprises a package body and a second die pad at least partially encapsulated in the package body. A first semiconductor die is at least partially encapsulated in the package body and arranged on the first die pad. A further device at least partially encapsulated in the package body and arranged on the second die pad. At least one first lead is connected with the first contact pad of the first semiconductor die. At least one second lead is connected with the second contact pad of the further device. An electrical conductor is connected between the at least one first lead and the at least one second lead, the electrical conductor being completely encapsulated in the package body.Type: GrantFiled: May 9, 2023Date of Patent: June 2, 2026Assignee: Infineon Technologies AGInventors: Lee Shuang Wang, Marta Alomar Dominguez, Marcus Böhm, Edward Fürgut, Chii Shang Hong, Teck Sim Lee, Bernd Schmoelzer
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Publication number: 20260130235Abstract: A package includes an at least partially electrically conductive front-side connection body and an electronic component having an epitaxial layer and being assembled with the front-side connection body. A distance between the epitaxial layer and the front-side connection body is less than 50 ?m. A method of manufacturing the package is also described.Type: ApplicationFiled: November 3, 2025Publication date: May 7, 2026Inventors: Marcus Böhm, Horst Theuss, Saurabh Roy, Markus Gröner, Max Falkowski, Sergey Ananiev, Ralf Otremba, Alexander Heinrich, Evelyn Napetschnig, Hans-Joachim Schulze
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Publication number: 20260060101Abstract: A transistor package includes a semiconductor transistor chip having opposite first and second surfaces, one or a plurality of first load electrodes, one or a plurality of second load electrodes, and a control electrode on the first surface. A leadframe faces the first surface of the semiconductor transistor chip and includes a first terminal, a second terminal, and a control terminal of the package which are exposed at a bottom of the package. The first terminal is electrically coupled to the first load electrode(s). The second terminal is electrically coupled to the second load electrode(s). The control terminal is electrically coupled to the control electrode. The first terminal is aligned with a first side of the package. The second terminal is aligned with a second side opposite the first side. The control terminal is aligned with a third side of the package which connects between the first and second sides.Type: ApplicationFiled: October 30, 2025Publication date: February 26, 2026Inventors: Stefan Wötzel, Marcus Böhm
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Publication number: 20260033375Abstract: A method for producing a molded electronic devices includes providing a first metallic frame including a plurality of die pads and a plurality of first connectors that hold the die pads in place. A vertical power semiconductor die is attached to each die pad. One or more second metallic frames are vertically aligned with the first metallic frame. Each second metallic frame includes a plurality of first contact pads and a plurality of second connectors that hold the first contact pads in place. Each of the first contact pads is attached to a load terminal of one of the vertical power semiconductor dies without any direct physical or electrical connection between the first metallic frame and the second metallic frame. The vertical power semiconductor dies are encapsulated in a mold compound. The first connectors and the second connectors are severed to yield individual molded electronic devices.Type: ApplicationFiled: July 25, 2024Publication date: January 29, 2026Inventors: Christoph Bayer, Stefan Wötzel, Marcus Böhm, Thorsten Scharf, Julian Treu
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Patent number: 12482730Abstract: A transistor package includes a semiconductor transistor chip having opposite first and second surfaces, one or a plurality of first load electrodes, one or a plurality of second load electrodes, and a control electrode on the first surface. A leadframe faces the first surface of the semiconductor transistor chip and includes a first terminal, a second terminal, and a control terminal of the package which are exposed at a bottom of the package. The first terminal is electrically coupled to the first load electrode(s). The second terminal is electrically coupled to the second load electrode(s). The control terminal is electrically coupled to the control electrode. The first terminal is aligned with a first side of the package. The second terminal is aligned with a second side opposite the first side. The control terminal is aligned with a third side of the package which connects between the first and second sides.Type: GrantFiled: November 22, 2022Date of Patent: November 25, 2025Assignee: Infineon Technologies Austria AGInventors: Stefan Wötzel, Marcus Böhm
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Publication number: 20250079275Abstract: A package is disclosed. In one example, the package comprises a carrier, a first chip with an integrated transistor and comprising a first terminal attached on the carrier, a second terminal, and a third terminal, wherein the first terminal and the third terminal are formed on one main surface of the first chip and the second terminal is formed on an opposing other main surface of the first chip. A conductive structure is attached on the second terminal, an encapsulant is at least partially encapsulating the carrier, the first chip, and the conductive structure, and an insulating layer is arranged on a surface portion of the conductive structure or of the carrier. The surface portion is exposed beyond the encapsulant.Type: ApplicationFiled: July 23, 2024Publication date: March 6, 2025Applicant: Infineon Technologies AGInventors: Wolfgang SCHOLZ, Marcus BÖHM, Bernd Richard SCHMÖLZER, Andre Rainer STEGNER, Lisa Marie HOLZMANN, Thorsten SCHARF
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Publication number: 20250054843Abstract: A package includes a carrier, an electronic component on the carrier, an encapsulant encapsulating at least part of the carrier and the electronic component, and at least one lead extending beyond the encapsulant and having a punched surface, wherein at least part of at least one side flank of the encapsulant has a sawn texture.Type: ApplicationFiled: October 30, 2024Publication date: February 13, 2025Inventors: Frank Singer, Marcus Böhm, Andreas Grassmann, Martin Gruber, Uwe Schindler
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Publication number: 20240395676Abstract: A package includes a single integral electrically conductive body, a first chip with an integrated transistor and including a first terminal, a second terminal, and a third terminal, wherein the second terminal and the third terminal are formed on one main surface of the first chip and the first terminal is formed on an opposing main surface of the first chip, and a second chip with an integrated transistor and comprising a fourth, fifth and sixth terminals, wherein the fourth terminal and the sixth terminal are formed on one main surface of the second chip and the fifth terminal is formed on another surface of the second chip, wherein the first chip and the second chip are connected to form a half bridge.Type: ApplicationFiled: May 21, 2024Publication date: November 28, 2024Inventors: Marcus Böhm, Bernd Richard Schmölzer, Lisa Marie Holzmann, Thorsten Scharf
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Publication number: 20240243092Abstract: A semiconductor package includes: a leadframe having a die carrier and at least one first lead connected with the die carrier; a semiconductor transistor die connected with the die carrier and having a first surface and a second surface opposite to the first surface, a source pad disposed on the first surface, and a drain pad disposed on the second surface, the first surface facing a bottom side of the semiconductor package and the second surface facing a top side of the package; and a clip. The source pad is connected with the clip by at least one electrical connector.Type: ApplicationFiled: January 2, 2024Publication date: July 18, 2024Inventors: Edward Fürgut, Ralf Otremba, Julian Treu, Thai Kee Gan, Marcus Böhm
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Publication number: 20240162205Abstract: A power semiconductor package comprises a leadframe comprising a first die pad, a second die pad and a plurality of external contacts. The first and second die pads are separated by a first gap. A power semiconductor die is arranged on and electrically coupled to a first side of the first die pad. A diode is arranged on and electrically coupled to a first side of the second die pad. A molded body encapsulates the power semiconductor die and the diode, the molded body having a first side, an opposite second side and lateral sides connecting the first and second sides. A second side of the first die pad is exposed from the second side of the molded body. A second side of the second die pad is completely covered by an electrically insulating material.Type: ApplicationFiled: November 10, 2023Publication date: May 16, 2024Applicant: Infineon Technologies Austria AGInventors: Marcus BÖHM, Stefan WÖTZEL, Andreas GRASSMANN, Bernd SCHMOELZER, Uwe SCHINDLER
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Publication number: 20230361009Abstract: A semiconductor package is disclosed. In one example, the semiconductor package comprises a package body and a second die pad at least partially encapsulated in the package body. A first semiconductor die is at least partially encapsulated in the package body and arranged on the first die pad. A further device at least partially encapsulated in the package body and arranged on the second die pad. At least one first lead is connected with the first contact pad of the first semiconductor die. At least one second lead is connected with the second contact pad of the further device. An electrical conductor is connected between the at least one first lead and the at least one second lead, the electrical conductor being completely encapsulated in the package body.Type: ApplicationFiled: May 9, 2023Publication date: November 9, 2023Applicant: Infineon Technologies AGInventors: Lee Shuang WANG, Marta ALOMAR DOMINGUEZ, Marcus BÖHM, Edward FÜRGUT, Chii Shang HONG, Teck Sim LEE, Bernd SCHMOELZER
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Publication number: 20230178462Abstract: A transistor package includes a semiconductor transistor chip having opposite first and second surfaces, one or a plurality of first load electrodes, one or a plurality of second load electrodes, and a control electrode on the first surface. A leadframe faces the first surface of the semiconductor transistor chip and includes a first terminal, a second terminal, and a control terminal of the package which are exposed at a bottom of the package. The first terminal is electrically coupled to the first load electrode(s). The second terminal is electrically coupled to the second load electrode(s). The control terminal is electrically coupled to the control electrode. The first terminal is aligned with a first side of the package. The second terminal is aligned with a second side opposite the first side. The control terminal is aligned with a third side of the package which connects between the first and second sides.Type: ApplicationFiled: November 22, 2022Publication date: June 8, 2023Inventors: Stefan Wötzel, Marcus Böhm