Patents Assigned to Kemet Electronics
  • Publication number: 20140160633
    Abstract: Provided is a method for forming a capacitor. The method includes: providing an anode with a dielectric thereon and a conductive node in electrical contact with the anode; applying a conductive seed layer on the dielectric; forming a conductive bridge between the conductive seed layer and the conductive node; applying voltage to the anode; electrochemically polymerizing a monomer thereby forming an electrically conducting polymer of monomer on the conductive seed layer; and disrupting the conductive bridge between the conductive seed layer and the conductive node.
    Type: Application
    Filed: February 18, 2014
    Publication date: June 12, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: Jeffrey Poltorak, Brandon K. Summey, Yongjian Qiu
  • Publication number: 20140160624
    Abstract: An improved capacitor utilizing stacked MLCC's is provided. The capacitor comprising at least one MLCC sandwiched between a first lead and a second lead. Each lead comprises at least one integral lead crimp.
    Type: Application
    Filed: December 4, 2013
    Publication date: June 12, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: John E. McConnell, Alan P. Webster, Lonnie G. Jones, Garry L. Renner, Jeffrey W. Bell
  • Publication number: 20140139971
    Abstract: An method of forming a metal foil coated ceramic and a metal foil capacitor is provided in a method of making a metal foil coated ceramic comprising providing a metal foil; applying a ceramic precursor to the metal foil wherein the ceramic precursor comprises at least one susceptor and a high dielectric constant oxide and an organic binder, and sintering the ceramic precursor with a high intensity, high pulse frequency light energy to form the metal foil ceramic.
    Type: Application
    Filed: January 28, 2014
    Publication date: May 22, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: John E. McConnell, John Bultitude, Abhijit Gurav
  • Publication number: 20140123453
    Abstract: A method of forming a stacked electronic component, and an electronic component formed by the method wherein the method includes: providing a multiplicity of electronic components wherein each electronic component comprises a first external termination and a second external termination; providing a first lead frame plate and a second lead frame plate wherein the first lead frame plate and the second lead frame plate comprises barbs and leads; providing a molded case comprising a cavity and a bottom; and forming a sandwich of electronic components in an array between the first lead frame plate and the second lead frame plate with the barbs protruding towards the electronic components and the leads extending through the bottom.
    Type: Application
    Filed: January 10, 2014
    Publication date: May 8, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: Maurice Perea, R. Allen Hill, Reggie Phillips
  • Patent number: 8717774
    Abstract: A capacitive interposer, electronic package having the capacitive interposer and electronic device with the electronic package is described. The interposer has a first planar face and a second planar face. An array of upper connections is on the first planar face and opposing lower connections are on the second planar face with conduction paths between each upper connection of the upper connections and a lower connection of the lower connections. At least one power feed-through capacitor is provided. The capacitor is mounted on the first planar face with the first external termination in direct electrical contact with a first upper connection and the second external termination is in direct electrical contact with a second upper connection. At least one upper connection, first external termination and second external termination are arranged for direct electrical contact with element contact pads of a common element.
    Type: Grant
    Filed: November 9, 2011
    Date of Patent: May 6, 2014
    Assignee: Kemet Electronics Corporation
    Inventors: Michael S. Randall, Garry Renner, John D. Prymak, Azizuddin Tajuddin
  • Patent number: 8713770
    Abstract: A ceramic multilayer surface-mount capacitor with inherent crack mitigation void patterning to channel flex cracks into a safe zone, thereby negating any electrical failures.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: May 6, 2014
    Assignee: Kemet Electronics Corporation
    Inventor: John D. Prymak
  • Publication number: 20140078646
    Abstract: A method for preparing a solid electrolytic capacitor and an improved solid electrolytic capacitor is provided. The method includes providing an anode, forming a dielectric on the anode and forming a cathode on the dielectric wherein the cathode comprises interlayers. At least one interlayer comprises a monomer, oligomer or polymer with multifunctional or multiple reactive groups and an adjacent layer comprises a molecule with crosslinkable functionality. The oligomer or polymer with multifunctional or multiple reactive groups on one layer react with the crosslinkable functionality in the adjacent layer.
    Type: Application
    Filed: February 26, 2013
    Publication date: March 20, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: Antony P. Chacko, Danny Yiu Kai Hui
  • Publication number: 20140061284
    Abstract: A process for providing an improved hermetically sealed capacitor which includes the steps of applying a solder and a flux to an interior surface of a case; flowing the solder onto the interior surface; remove flux thereby forming a flux depleted solder; inserting the capacitive element into the casing; reflowing the flux depleted solder thereby forming a solder joint between the case and the solderable layer; and sealing the case.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 6, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: Steven C. Hussey, Yuri Freeman, Philip M. Lessner, Qingping Chen, Javaid Qazi
  • Publication number: 20140055909
    Abstract: An improved capacitor and method of making an improved capacitor is set forth. The capacitor has planer anodes with each anode comprising a fusion end and a separated end and the anodes are in parallel arrangement with each anode in direct electrical contact with all adjacent anodes at the fusion end. A dielectric is on the said separated end of each anode wherein the dielectric covers at least an active area of the capacitor. Spacers separate adjacent dielectrics and the interstitial space between the adjacent dielectrics and spacers has a conductive material in therein.
    Type: Application
    Filed: November 4, 2013
    Publication date: February 27, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: Liancai Ning, Qun Ya, Xincheng Jin, Erik Karlsen Reed, Chris Stolarski
  • Publication number: 20140055913
    Abstract: A solid electrolytic capacitor and method for forming a solid electrolytic capacitor with high temperature leakage stability is described. The solid electrolytic capacitor has improved leakage current and is especially well suited for high temperature environments such as down-hole applications.
    Type: Application
    Filed: October 25, 2013
    Publication date: February 27, 2014
    Applicant: Kemet Electronics Corporation
    Inventors: Antony P. Chacko, Randolph S. Hahn, Pablo Antonio Ruiz
  • Publication number: 20130343027
    Abstract: A method of forming a stacked electronic component, and an electronic component formed by the method wherein the method includes: providing a multiplicity of electronic components wherein each electronic component comprises a first external termination and a second external termination; providing a first lead frame plate and a second lead frame plate wherein the first lead frame plate and the second lead frame plate comprises barbs and leads; providing a molded case comprising a cavity and a bottom; and forming a sandwich of electronic components in an array between the first lead frame plate and the second lead frame plate with the barbs protruding towards the electronic components and the leads extending through the bottom.
    Type: Application
    Filed: June 26, 2012
    Publication date: December 26, 2013
    Applicant: KEMET ELECTRONICS CORPORATION
    Inventors: Maurice Perea, Allen Hill, Reggie Phillips
  • Publication number: 20130314845
    Abstract: A solid electrolytic capacitor is described which comprises an anode, a dielectric on the anode and a cathode on the dielectric. A conductive coating is on the cathode wherein the conductive layer comprises an exterior surface of a first high melting point metal. An adjacent layer is provided comprising a second high melting point metal, wherein the first high melting point metal and the second high melting point metal are metallurgically bonded with a low melting point metal.
    Type: Application
    Filed: August 6, 2013
    Publication date: November 28, 2013
    Applicant: Kemet Electronics Corporation
    Inventors: Antony P. Chacko, John E. McConnell, Robert Ramsbottom, Philip M. Lessner, Randolph S. Hahn, John Bultitude
  • Patent number: 8576537
    Abstract: A ceramic multilayer surface-mount capacitor with inherent crack mitigation void patterning to channel flex cracks into a safe zone, thereby negating any electrical failures.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: November 5, 2013
    Assignee: Kemet Electronics Corporation
    Inventor: John D. Prymak
  • Publication number: 20130284501
    Abstract: An improved discrete electronic device and method of making the improved discrete electronic device is described. The discrete electronic device has an electronic passive component with a termination and a lead frame. A compensating compliant component is between the termination and the lead frame. The compensating compliant component has a composite core and a first conductor on the composite core. The first conductor is in electrical contact with the termination. A second conductor is also on the composite core wherein the second conductor is in electrical contact with the lead frame.
    Type: Application
    Filed: April 25, 2013
    Publication date: October 31, 2013
    Applicant: KEMET Electronics Corporation
    Inventors: John E. McConnell, Alan P. Webster, John Bultitude, Abhijit Gurav
  • Publication number: 20130250486
    Abstract: An improved solid electrolytic capacitor and method of forming a solid electrolytic capacitor is described. The method includes forming an anode comprising a valve metal or conductive oxide of a valve metal wherein an anode lead extension protrudes from the anode. A dielectric is formed on the anode and a cathode layer is formed on the dielectric. The anode, dielectric, and cathode layer are encased in a non-conducting material and the anode lead extension is exposed outside of the encasement at a side surface. A conductive metal layer is adhered to the anode lead extension which allows termination preferably by electrically connecting a preformed solid metal terminal, most preferably an L shaped terminal, to the conductive metal layer at the side surface.
    Type: Application
    Filed: May 15, 2013
    Publication date: September 26, 2013
    Applicant: Kemet Electronics Corporation
    Inventors: Brandon Summey, Jeffrey Poltorak, Philip M. Lessner, Yongjian Qiu, Randolph S. Hahn, David Jacobs, Keith R. Brenneman, Albert K. Harrington, Chris Stolarski
  • Publication number: 20130251891
    Abstract: A capacitor with an anode, a dielectric on the anode and a cathode on the dielectric. A blocking layer is on the cathode. A metal filled layer is on said blocking layer and a plated layer is on the metal filled layer.
    Type: Application
    Filed: April 16, 2013
    Publication date: September 26, 2013
    Applicant: Kemet Electronics Corporation
    Inventors: Antony P. Chacko, Randolph S. Hahn
  • Publication number: 20130241591
    Abstract: A method for screening electrolytic capacitors places a capacitor in series with a resistor, applying a test voltage and following the charge curve for the capacitor. A high voltage drop across the capacitor indicates high reliability and a low voltage drop is used to reject the piece. The leakage current is not adversely affected during the test.
    Type: Application
    Filed: May 6, 2013
    Publication date: September 19, 2013
    Applicant: Kemet Electronics Corporation
    Inventors: Jonathan Paulsen, Erik Karlsen Reed, Yuri Freeman
  • Patent number: 8520366
    Abstract: An improved solid electrolytic capacitor and method of forming a solid electrolytic capacitor is described. The method includes forming an anode comprising a valve metal or conductive oxide of a valve metal wherein an anode lead extension protrudes from the anode. A dielectric is formed on the anode and a cathode layer is formed on the dielectric. The anode, dielectric, and cathode layer are encased in a non-conducting material and the anode lead extension is exposed outside of the encasement at a side surface. A conductive metal layer is adhered to the anode lead extension which allows termination preferably by electrically connecting a preformed solid metal terminal, most preferably an L shaped terminal, to the conductive metal layer at the side surface.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: August 27, 2013
    Assignee: Kemet Electronics Corporation
    Inventors: Brandon Summey, Jeffrey Poltorak, Philip M. Lessner, Yongjian Qiu, Randolph S. Hahn, David Jacobs, Keith R. Brenneman, Albert Harrington, Chris Stolarski
  • Publication number: 20130208395
    Abstract: An improved overvoltage protection component is provided. The overvoltage protection component has a first internal electrode contained within a dielectric material. The first internal electrode is electrically connected to a first termination and a second internal electrode contained within the ceramic dielectric material is electrically connected to a second termination.
    Type: Application
    Filed: July 5, 2012
    Publication date: August 15, 2013
    Applicant: KEMET ELECTRONICS CORPORATION
    Inventors: John Bultitude, Lonnie G. Jones, Jeffrey W. Bell
  • Patent number: 8503165
    Abstract: A capacitor with an anode, a dielectric on the anode and a cathode on the dielectric. A blocking layer is on the cathode. A metal filled layer is on said blocking layer and a plated layer is on the metal filled layer.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: August 6, 2013
    Assignee: Kemet Electronics Corporation
    Inventors: Antony Chacko, Randy Hahn