Patents Assigned to Vishay Dale Electronics, LLC
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Publication number: 20190027280Abstract: 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 24, 2018Publication date: January 24, 2019Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark Smith, Todd Wyatt
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Patent number: 10147524Abstract: A resistor includes a substantially cylindrical resistive element having a resistance of less than about 1 m?, a substantially cylindrical first termination electrically connected to the resistive element and a second termination electrically connected to the resistive element. The substantially cylindrical first termination is hollow to allow for accepting a connection such as from a battery cable. In addition there may be sense leads present on the resistor. A method of forming a substantially cylindrical resistor includes forming a hollow cylindrical resistor body by rolling a flat sheet comprising a resistive element and a first termination and a second termination joined on opposite ends of the resistive element.Type: GrantFiled: June 27, 2016Date of Patent: December 4, 2018Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Joel J. Smejkal, David Lange, Thomas L. Bertsch, Steve Hendricks, Rod Brune
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Patent number: 10083781Abstract: 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 via conductive layers and solderable layers.Type: GrantFiled: October 30, 2015Date of Patent: September 25, 2018Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark Smith, Todd Wyatt
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Publication number: 20180261533Abstract: 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: ApplicationFiled: January 8, 2018Publication date: September 13, 2018Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Darin Glenn, Scott Blackburn
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Patent number: 10026540Abstract: Magnetic components and a method for making them are described. A conducting material may be cut using a high power laser such as, but not limited to, a rare-earth fiber laser such as a Ytterbium fiber laser. Alternatively, a conducting material may be cut using an abrasive water jet. The magnetic components may be planar.Type: GrantFiled: April 2, 2014Date of Patent: July 17, 2018Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Steven R. Bodenstedt, Brian J. Jensen
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Publication number: 20180122538Abstract: 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 2, 2017Publication date: May 3, 2018Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Patent number: 9934891Abstract: The present technology is directed toward a resistor and method of manufacturing the resistor. One or more layers of insulative material are formed on a length of resistive material. Portions of the one or more layers insulative material are removed from the resistive material in a pattern based on a predetermined approximate dimension and predetermined approximate resistance value. A first set of one or more conductive layers are formed on the portions of the resistive material exposed by the insulative coating to form a plurality of conductive pads on the resistive material between the patterned insulative material. The sets of conductive pads are probed to measure a preliminary resistance value between the sets of conductive pads.Type: GrantFiled: July 18, 2016Date of Patent: April 3, 2018Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Todd Wyatt, Clark Smith, Rod Brune, Rocky Klabunde
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Patent number: 9916921Abstract: A metal strip resistor is provided. The metal strip resistor includes a metal strip forming a resistive element and providing support for the metal strip resistor without use of a separate substrate. There are first and second opposite terminations overlaying the metal strip. There is plating on each of the first and second opposite terminations. There is also an insulating material overlaying the metal strip between the first and second opposite terminations. A method for forming a metal strip resistor wherein a metal strip provides support for the metal strip resistor without use of a separate substrate is provided. The method includes coating an insulative material to the metal strip, applying a lithographic process to form a conductive pattern overlaying the resistive material wherein the conductive pattern includes first and second opposite terminations, electroplating the conductive pattern, and adjusting resistance of the metal strip.Type: GrantFiled: February 1, 2016Date of Patent: March 13, 2018Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik, Rodney Brune
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Publication number: 20180061547Abstract: 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: August 31, 2017Publication date: March 1, 2018Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Benjamin M. Hanson, Darek Blow, Chris Grubbels
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Patent number: 9865532Abstract: 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: August 5, 2016Date of Patent: January 9, 2018Assignee: Vishay Dale Electronics, LLCInventors: Darin Glenn, Scott Blackburn
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Patent number: 9818512Abstract: A thin film resistor formed using thermal spraying techniques in the manufacturing process is provided. A thin film resistor and method of manufacturing a thin film resistor are disclosed including a thermally sprayed resistive element. An alloy bond layer may be applied to a substrate and a thermally sprayed resistive layer is applied to the alloy bond layer by a thermal spraying process to form a thermally sprayed resistive element. The alloy bond layer and the thermally sprayed resistive layer may have the same chemical composition.Type: GrantFiled: December 8, 2014Date of Patent: November 14, 2017Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Tom J. Martin, Clark Smith, Jeff Traikoff
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Publication number: 20170323718Abstract: 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 6, 2016Publication date: November 9, 2017Applicant: VISHAY DALE ELECTRONICS, LLCInventor: Matthew J. Foley
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Publication number: 20170309394Abstract: 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: April 20, 2016Publication date: October 26, 2017Applicant: Vishay Dale Electronics, LLCInventors: Darek Blow, Timothy M. Shafer, Chris Gubbels, Benjamin M. Hanson
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Patent number: 9779860Abstract: 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: July 25, 2016Date of Patent: October 3, 2017Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Publication number: 20170125141Abstract: 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 via conductive layers and solderable layers.Type: ApplicationFiled: October 30, 2015Publication date: May 4, 2017Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark Smith, Todd Wyatt
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Publication number: 20170040239Abstract: 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: ApplicationFiled: August 5, 2016Publication date: February 9, 2017Applicant: VISHAY DALE ELECTRONICS, LLCInventor: Darin Glenn
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Publication number: 20170032875Abstract: A resistor includes a substantially cylindrical resistive element having a resistance of less than about 1 m?, a substantially cylindrical first termination electrically connected to the resistive element and a second termination electrically connected to the resistive element. The substantially cylindrical first termination is hollow to allow for accepting a connection such as from a battery cable. In addition there may be sense leads present on the resistor. A method of forming a substantially cylindrical resistor includes forming a hollow cylindrical resistor body by rolling a flat sheet comprising a resistive element and a first termination and a second termination joined on opposite ends of the resistive element.Type: ApplicationFiled: June 27, 2016Publication date: February 2, 2017Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Joel J. Smejkal, David Lange, Thomas L. Bertsch, Steve Hendricks, Rod Brune
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Publication number: 20170025206Abstract: 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: July 25, 2016Publication date: January 26, 2017Applicant: VISHAY DALE ELECTRONICS, LLCInventors: Clark L. Smith, Thomas L. Bertsch, Todd L. Wyatt, Thomas L. Veik
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Patent number: 9502161Abstract: A resistor and an integrated heat spreader are provided. A resistive element having a first surface is in contact with electrically conducting terminals. A heat spreader is provided having at least a portion in thermally conductive contact with at least a portion of the first surface of the resistive element. The heat spreader comprising a thermally conducting and electrically insulating material, and has terminations, each termination adjacent to one of the electrically conducting terminals. Each termination is in thermally conducting contact with the adjacent electrically conducting terminal. A method of fabricating a resistor and an integrated heat spreader is also provided.Type: GrantFiled: August 29, 2014Date of Patent: November 22, 2016Assignee: VISHAY DALE ELECTRONICS, LLCInventors: Clark Smith, Todd Wyatt
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Patent number: 9502171Abstract: An inductor includes an inductor body having a top surface and a first and second opposite end surfaces. There is a void through the inductor body between the first and second opposite end surfaces. A thermally stable resistive element positioned through the void and turned toward the top surface to forms surface mount terminals which can be used for Kelvin type sensing. Where the inductor body is formed of a ferrite, the inductor body includes a slot. The resistive element may be formed of a punched resistive strip and provide for a partial turn or multiple turns. The inductor may be formed of a distributed gap magnetic material formed around the resistive element. A method for manufacturing the inductor includes positioning an inductor body around a thermally stable resistive element such that terminals of the thermally stable resistive element extend from the inductor body.Type: GrantFiled: March 10, 2015Date of Patent: November 22, 2016Assignee: Vishay Dale Electronics, LLCInventors: Thomas T. Hansen, Jerome J. Hoffman, Timothy Schafer, Nicholas J. Schade, David Lange, Clark Smith, Rod Brune