Patents Assigned to Vishay Dale Electronics, LLC
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Patent number: 11948724Abstract: Electro-magnetic devices are provided, having conductive elements and leads of multiple thicknesses. Templates are provided for making electro-magnetic devices, formed by an extrusion process, a skiving process, a swaging process, 3D printing, or a machining process. The multi-thickness electro-magnetic devices may comprise a conductive element having an increased thickness area, and one or more leads having at least one decreased thickness area, having a thickness less than the increased thickness area. An electro-magnetic device may be provided comprising a conductive element having an increased thickness encased in a body formed from a core material, and leads or lead portions connected to the conductive element having a decreased thickness.Type: GrantFiled: June 18, 2021Date of Patent: April 2, 2024Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin Hanson, Rodney Brune, Matt Huber
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Patent number: 11875926Abstract: An inductor and method for making the same are provided. The inductor includes a coil formed from a conductor and having a serpentine shape. The coil may have an “S”-shape. The coil has two leads extending from opposite ends of the coil. An inductor body surrounds the coil and portions of the leads. The leads may be wrapped around the body to create contact points on the exterior of the inductor.Type: GrantFiled: November 30, 2020Date of Patent: January 16, 2024Assignee: Vishay Dale Electronics, LLCInventors: Benjamin M. Hanson, Darek Blow, Chris Gubbels
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Publication number: 20230402226Abstract: A multi-leg transformer includes a core having a plurality of center posts, a primary coil wound around at least one of the center posts, a secondary coil wound around at least one of the center posts and spaced apart from the primary coil, and at least one magnetic shunt material disposed in one or more selected areas between the primary coil and the secondary coil.Type: ApplicationFiled: April 28, 2023Publication date: December 14, 2023Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Matt Foley, Gary Bates, Garrett Caisse, Jason Ebner
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Publication number: 20230343495Abstract: A current sense resistor and a method of manufacturing a current sensing resistor with temperature coefficient of resistance (TCR) compensation are disclosed. The resistor has a resistive strip disposed between two conductive strips. A pair of main terminals and a pair of voltage sense terminals are formed in the conductive strips. A pair of rough TCR calibration slots is located between the main terminals and the voltage sense terminals, each of the rough TCR calibration slots have a depth selected to obtain a negative starting TCR value observed at the voltage sense terminals. A fine TCR calibration slot is formed between the pair of voltage sense terminals.Type: ApplicationFiled: January 23, 2023Publication date: October 26, 2023Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Publication number: 20230341440Abstract: A plurality of resistors are disclosed herein. The resistor may include one or more resistive elements and a plurality of conductive portions. Openings or slots, which can be configured to adjust temperature coefficient or resistance (TCR) values of the resistor, are formed in the resistive elements. The shape, quantity, and orientation of the openings or slots can vary. In one aspect, header assemblies are provided for securing or holding pins relative to the resistors.Type: ApplicationFiled: January 13, 2023Publication date: October 26, 2023Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Todd Wyatt, Tom Bertsch, Joshua Johnson, Aaron Krause, Sara Vo, Darin Glenn
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Publication number: 20230343502Abstract: A shielded inductor and a method of making a shielded inductor are provided. The shielded inductor includes a core body surrounding a conductive coil, leads in electrical communication with the coil, and a shield covering at least parts of the outer surface of the core body. An insulating material may be provided between parts of the core body and parts of the shield. A method of making a shielded inductor is also provided.Type: ApplicationFiled: March 27, 2023Publication date: October 26, 2023Applicant: Vishay Dale Electronics, LLCInventors: Darek Blow, Timothy M. Shafer, Chris Gubbels, Benjamin M. Hanson
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Publication number: 20230197330Abstract: A combined transformer/inductor device includes a core having a central core leg and an outer core leg spaced apart from the central core leg, an inner bobbin disposed around the central core leg, an outer bobbin disposed around the inner bobbin and the central core leg and having an upper portion having a first oblong portion disposed around the outer core leg, a lower portion having a second oblong portion disposed around the outer core leg, and a central portion disposed around the inner bobbin and the central core leg, a first winding wound around the inner bobbin, and a second winding wound around the outer bobbin, the second winding having a first portion wound around the first oblong portion, a second portion wound around the central portion, and a third portion wound around the second oblong portion.Type: ApplicationFiled: February 15, 2023Publication date: June 22, 2023Applicant: VISHAY DALE ELECTRONICS, LLCInventors: JASON EBNER, MATTHEW FOLEY
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Patent number: 11615905Abstract: A shielded inductor and a method of making a shielded inductor are provided. The shielded inductor includes a core body surrounding a conductive coil, leads in electrical communication with the coil, and a shield covering at least parts of the outer surface of the core body. An insulating material may be provided between parts of the core body and parts of the shield. A method of making a shielded inductor is also provided.Type: GrantFiled: October 11, 2019Date of Patent: March 28, 2023Assignee: Vishay Dale Electronics, LLCInventors: Darek Blow, Timothy M. Shafer, Chris Gubbels, Benjamin M. Hanson
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Patent number: 11610720Abstract: A combined transformer/inductor device includes a core having a central core leg and an outer core leg spaced apart from the central core leg, an inner bobbin disposed around the central core leg, an outer bobbin disposed around the inner bobbin and the central core leg and having an upper portion having a first oblong portion disposed around the outer core leg, a lower portion having a second oblong portion disposed around the outer core leg, and a central portion disposed around the inner bobbin and the central core leg, a first winding wound around the inner bobbin, and a second winding wound around the outer bobbin, the second winding having a first portion wound around the first oblong portion, a second portion wound around the central portion, and a third portion wound around the second oblong portion.Type: GrantFiled: June 3, 2022Date of Patent: March 21, 2023Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Jason Ebner, Matthew Foley
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Patent number: 11562838Abstract: A current sense resistor and a method of manufacturing a current sensing resistor with temperature coefficient of resistance (TCR) compensation are disclosed. The resistor has a resistive strip disposed between two conductive strips. A pair of main terminals and a pair of voltage sense terminals are formed in the conductive strips. A pair of rough TCR calibration slots is located between the main terminals and the voltage sense terminals, each of the rough TCR calibration slots have a depth selected to obtain a negative starting TCR value observed at the voltage sense terminals. A fine TCR calibration slot is formed between the pair of voltage sense terminals.Type: GrantFiled: October 5, 2020Date of Patent: January 24, 2023Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Patent number: 11555831Abstract: A plurality of resistors are disclosed herein. The resistor may include one or more resistive elements and a plurality of conductive portions. Openings or slots, which can be configured to adjust temperature coefficient or resistance (TCR) values of the resistor, are formed in the resistive elements. The shape, quantity, and orientation of the openings or slots can vary. In one aspect, header assemblies are provided for securing or holding pins relative to the resistors.Type: GrantFiled: May 11, 2021Date of Patent: January 17, 2023Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Todd Wyatt, Tom Bertsch, Joshua Johnson, Aaron Krause, Sara Vo, Darin Glenn
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Publication number: 20220406517Abstract: Electro-magnetic devices are provided, having conductive elements and leads of multiple thicknesses. Templates are provided for making electro-magnetic devices, formed by an extrusion process, a skiving process, a swaging process, 3D printing, or a machining process. The multi-thickness electro-magnetic devices may comprise a conductive element having an increased thickness area, and one or more leads having at least one decreased thickness area, having a thickness less than the increased thickness area. An electro-magnetic device may be provided comprising a conductive element having an increased thickness encased in a body formed from a core material, and leads or lead portions connected to the conductive element having a decreased thickness.Type: ApplicationFiled: June 18, 2021Publication date: December 22, 2022Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin Hanson, Rodney Brune, Matt Huber
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Publication number: 20220293328Abstract: A combined transformer/inductor device includes a core having a central core leg and an outer core leg spaced apart from the central core leg, an inner bobbin disposed around the central core leg, an outer bobbin disposed around the inner bobbin and the central core leg and having an upper portion having a first oblong portion disposed around the outer core leg, a lower portion having a second oblong portion disposed around the outer core leg, and a central portion disposed around the inner bobbin and the central core leg, a first winding wound around the inner bobbin, and a second winding wound around the outer bobbin, the second winding having a first portion wound around the first oblong portion, a second portion wound around the central portion, and a third portion wound around the second oblong portion.Type: ApplicationFiled: June 3, 2022Publication date: September 15, 2022Applicant: VISHAY DALE ELECTRONICS, LLCInventors: JASON EBNER, MATTHEW FOLEY
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Patent number: 11380473Abstract: A combined transformer/inductor device includes a core having a central core leg and an outer core leg spaced apart from the central core leg, an inner bobbin disposed around the central core leg, an outer bobbin disposed around the inner bobbin and the central core leg and having an upper portion having a first oblong portion disposed around the outer core leg, a lower portion having a second oblong portion disposed around the outer core leg, and a central portion disposed around the inner bobbin and the central core leg, a first winding wound around the inner bobbin, and a second winding wound around the outer bobbin, the second winding having a first portion wound around the first oblong portion, a second portion wound around the central portion, and a third portion wound around the second oblong portion.Type: GrantFiled: October 23, 2019Date of Patent: July 5, 2022Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Jason Ebner, Matthew Foley
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Publication number: 20220057436Abstract: A plurality of resistors are disclosed herein. The resistor may include one or more resistive elements and a plurality of conductive portions. Openings or slots, which can be configured to adjust temperature coefficient or resistance (TCR) values of the resistor, are formed in the resistive elements. The shape, quantity, and orientation of the openings or slots can vary. In one aspect, header assemblies are provided for securing or holding pins relative to the resistors.Type: ApplicationFiled: May 11, 2021Publication date: February 24, 2022Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Todd Wyatt, Tom Bertsch, Joshua Johnson, Aaron Krause, Sara Vo, Darin Glenn
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Publication number: 20210358680Abstract: An electro-magnetic device is provided, including a first winding set of nested windings, and a second winding set of nested windings positioned adjacent to the first winding set. A method of making an electro-magnetic device including a first winding set of nested windings, and a second winding set of nested windings positioned adjacent to the first winding set is also provided.Type: ApplicationFiled: May 3, 2021Publication date: November 18, 2021Applicant: VISHAY DALE ELECTRONICS, LLCInventor: Matthew J. Foley
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Publication number: 20210280361Abstract: An inductor and method and assembly for making the same are provided. The inductor includes a preformed conductive coil comprising a medial portion between first and second terminal leads, and an inductor body comprising a magnetic material surrounding at least the medial portion of the preformed conductive coil. At least a portion of each of the first and second terminal leads of the preformed conductive coil is exposed outside of the inductor body. The method for making the inductor includes providing a one-piece conductive coil having a substantially curve-shaped medial portion and first and second terminal leads and molding a magnetic material around at least the medial portion of the formed conductive coil to form an inductor body, wherein at least a portion of the first and second terminal leads of the formed one-piece conductive coil are exposed outside of the inductor body.Type: ApplicationFiled: February 26, 2021Publication date: September 9, 2021Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin HANSON, Tyler WITZEL
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Patent number: 11049638Abstract: An inductor and method for making the same are provided. The inductor includes a coil formed from a conductor and having a serpentine shape. The coil may have an “S”-shape. The coil has two leads extending from opposite ends of the coil. An inductor body surrounds the coil and portions of the leads. The leads may be wrapped around the body to create contact points on the exterior of the inductor.Type: GrantFiled: February 28, 2019Date of Patent: June 29, 2021Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin M. Hanson, Darek Blow, Chris Gubbels
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Publication number: 20210193360Abstract: An inductor and method for making the same are provided. The inductor includes a coil formed from a conductor and having a serpentine shape. The coil may have an “S”-shape. The coil has two leads extending from opposite ends of the coil. An inductor body surrounds the coil and portions of the leads. The leads may be wrapped around the body to create contact points on the exterior of the inductor.Type: ApplicationFiled: November 30, 2020Publication date: June 24, 2021Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin M. Hanson, Darek Blow, Chris Grubbels
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Publication number: 20210175002Abstract: A low profile high current composite transformer is disclosed. Some embodiments of the transformer include a first conductive winding having a first start lead, a first finish lead, a first plurality of winding turns, and a first hollow core; a second conductive winding having a second start lead, a second finish lead, a second plurality of turns, and a second hollow core; and a soft magnetic composite compressed surrounding the first and second windings. The soft magnetic composite with distributed gap provides for a near linear saturation curve.Type: ApplicationFiled: November 13, 2020Publication date: June 10, 2021Applicant: VISHAY DALE ELECTRONICS, LLCInventor: Darek BLOW