Patents Assigned to Vishay Dale Electronics, LLC
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Patent number: 10998124Abstract: 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: GrantFiled: May 6, 2016Date of Patent: May 4, 2021Assignee: VISHAY DALE ELECTRONICS, LLCInventor: Matthew J. Foley
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Publication number: 20210020339Abstract: 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: October 5, 2020Publication date: January 21, 2021Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Publication number: 20210012943Abstract: 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: October 23, 2019Publication date: January 14, 2021Applicant: VISHAY DALE ELECTRONICS, LLCInventors: JASON EBNER, MATTHEW FOLEY
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Patent number: 10854367Abstract: 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 āSā-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: August 31, 2017Date of Patent: December 1, 2020Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin M. Hanson, Darek Blow, Chris Grubbels
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Patent number: 10840005Abstract: 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: GrantFiled: January 25, 2013Date of Patent: November 17, 2020Assignee: Vishay Dale Electronics, LLCInventor: Darek Blow
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Patent number: 10796826Abstract: 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: February 25, 2019Date of Patent: October 6, 2020Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Patent number: 10692633Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of upper heat dissipation elements. The plurality of heat dissipation elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of heat dissipation elements and a surface of the resistive element. Electrode layers are provided on a bottom surface of the resistive element. Solderable layers form side surfaces of the resistor and assist in thermally coupling the heat dissipation elements, the resistor and the electrode layers.Type: GrantFiled: October 7, 2019Date of Patent: June 23, 2020Assignee: Vishay Dale Electronics, LLCInventors: Todd L. Wyatt, Darin W. Glenn
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Patent number: 10692632Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of conductive elements. The plurality of conductive elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of conductive elements and a surface of the resistive element. The plurality of conductive elements is coupled to the resistive element.Type: GrantFiled: September 16, 2019Date of Patent: June 23, 2020Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark Smith, Todd Wyatt
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Publication number: 20200185131Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of conductive elements. The plurality of conductive elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of conductive elements and a surface of the resistive element. The plurality of conductive elements is coupled to the resistive element.Type: ApplicationFiled: September 16, 2019Publication date: June 11, 2020Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark Smith, Todd Wyatt
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Publication number: 20200152361Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of upper heat dissipation elements. The plurality of heat dissipation elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of heat dissipation elements and a surface of the resistive element. Electrode layers are provided on a bottom surface of the resistive element. Solderable layers form side surfaces of the resistor and assist in thermally coupling the heat dissipation elements, the resistor and the electrode layers.Type: ApplicationFiled: October 7, 2019Publication date: May 14, 2020Applicant: Vishay Dale Electronics, LLCInventors: Todd L. Wyatt, Darin W. Glenn
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Publication number: 20200111594Abstract: 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: October 11, 2019Publication date: April 9, 2020Applicant: Vishay Dale Electronics, LLCInventors: Darek Blow, Timothy M. Shafer, Chris Gubbels, Benjamin M. Hanson
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Patent number: 10566272Abstract: An electrical device comprising a ribbed molded body housing an electrical component is provided. The ribbed molded body includes at least one surface or portion having a plurality of ribs along at least a portion of the surface. The electrical component may be a passive or active electrical component. The electrical component may be connected to a lead frame and molded into the ribbed molded body.Type: GrantFiled: January 8, 2018Date of Patent: February 18, 2020Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Darin Glenn, Scott Blackburn
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Publication number: 20200035413Abstract: 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 āSā-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: February 28, 2019Publication date: January 30, 2020Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin M. HANSON, Darek BLOW, Chris GUBBELS
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Publication number: 20190326038Abstract: 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: February 25, 2019Publication date: October 24, 2019Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Patent number: 10446309Abstract: 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: April 20, 2016Date of Patent: October 15, 2019Assignee: Vishay Dale Electronics, LLCInventors: Darek Blow, Timothy M. Shafer, Chris Gubbels, Benjamin M. Hanson
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Patent number: 10438729Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of upper heat dissipation elements. The plurality of heat dissipation elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of heat dissipation elements and a surface of the resistive element. Electrode layers are provided on a bottom surface of the resistive element. Solderable layers form side surfaces of the resistor and assist in thermally coupling the heat dissipation elements, the resistor and the electrode layers.Type: GrantFiled: November 5, 2018Date of Patent: October 8, 2019Assignee: Vishay Dale Electronics, LLCInventors: Todd L. Wyatt, Darin W. Glenn
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Patent number: 10418157Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of conductive elements. The plurality of conductive elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of conductive elements and a surface of the resistive element. The plurality of conductive elements is coupled to the resistive element.Type: GrantFiled: September 24, 2018Date of Patent: September 17, 2019Assignee: Vishay Dale Electronics, LLCInventors: Clark Smith, Todd Wyatt
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Publication number: 20190148039Abstract: Resistors and a method of manufacturing resistors are described herein. A resistor includes a resistive element and a plurality of upper heat dissipation elements. The plurality of heat dissipation elements are electrically insulated from one another via a dielectric material and thermally coupled to the resistive element via an adhesive material disposed between each of the plurality of heat dissipation elements and a surface of the resistive element. Electrode layers are provided on a bottom surface of the resistive element. Solderable layers form side surfaces of the resistor and assist in thermally coupling the heat dissipation elements, the resistor and the electrode layers.Type: ApplicationFiled: November 5, 2018Publication date: May 16, 2019Applicant: Vishay Dale Electronics, LLCInventors: Todd L. Wyatt, Darin W. Glenn
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Patent number: 10217550Abstract: 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 2, 2017Date of Patent: February 26, 2019Assignee: Vishay Dale Electronics, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Patent number: D855569Type: GrantFiled: June 13, 2016Date of Patent: August 6, 2019Assignee: Vishay Dale Electronics, LLCInventor: Daniel Featherstone