Patent · US Expired

Low-voltage, buffered bandgap reference with selectable output voltage

US7274250B2 · kind B2 · utility

13Cited by
6References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 2005
Grant dateSep 25, 2007
Priority date
Expiry dateSep 15, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05F3/30
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A temperature-independent voltage reference containing two independent bias circuits powered by the reference voltage, each bias circuit containing components with an exponential dependence of current on voltage and one containing a resistive impedance, and further including voltage dividers and an active component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.