The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 10, 2009
Filed:
Oct. 19, 2005
Applicants:
Chad A. Vos, Dallas, TX (US);
Kelly C. Casey, Flower Mound, TX (US);
Inventors:
Chad A. Vos, Dallas, TX (US);
Kelly C. Casey, Flower Mound, TX (US);
Assignee:
Littelfuse, Inc., Des Plaines, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An overvoltage protection circuit for protecting low voltage, high speed digital communication lines. The circuit is integrated into a semiconductor chip and includes a diode bridge, a transient voltage suppressor (TVS) device and resistors through which a bias voltage can be applied to the TVS device to reduce the capacitance hereof.