Patents by Inventor William T. Harrison

William T. Harrison 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).

  • Stacked die power converter
    Patent number: 9842797
    Abstract: A stacked die power converter package includes a lead frame including a die pad and a plurality of package pins, a first die including a first power transistor switch (first power transistor) attached to the die pad, and a first metal clip attached to one side of the first die. The first metal clip is coupled to at least one package pin. A second die including a second power transistor switch (second power transistor) is attached to another side on the first metal clip. A controller is provided by a controller die attached to a non-conductive layer on the second metal clip on one side of the second die.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: December 12, 2017
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Brian A. Carpenter, Christopher Sanzo, William T. Harrison, Alok Lohia, Matthew D. Romig
  • STACKED DIE POWER CONVERTER
    Publication number: 20140061884
    Abstract: A stacked die power converter package includes a lead frame including a die pad and a plurality of package pins, a first die including a first power transistor switch (first power transistor) attached to the die pad, and a first metal clip attached to one side of the first die. The first metal clip is coupled to at least one package pin. A second die including a second power transistor switch (second power transistor) is attached to another side on the first metal clip. A controller is provided by a controller die attached to a non-conductive layer on the second metal clip on one side of the second die.
    Type: Application
    Filed: November 4, 2013
    Publication date: March 6, 2014
    Inventors: Brian A. Carpenter, Christopher Sanzo, William T. Harrison, Alok Lohia, Matthew D. Romig