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:
Jun. 16, 2009
Filed:
Dec. 28, 2006
Applicant:
Alessandro Rizzo, Savoca, IT;
Inventor:
Alessandro Rizzo, Savoca, IT;
Assignee:
STMicroelectronics S.r.l., Agrate Brianza, IT;
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/575 (2006.01); H03F 3/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A voltage regulator having an input voltage and adapted to supply a regulated output voltage, the regulator including an AB class amplifier and a power transistor having a non-drivable terminal coupled to the input voltage, a non-drivable terminal coupled to a reference voltage and a drivable terminal coupled to the output terminal of the amplifier; the amplifier is adapted to amplify the voltage difference between a further reference voltage and a fraction of the regulated voltage.