Patent · US Expired

Switchable current-reference voltage generator

US5142219A · kind A · utility

11Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 1991
Grant dateAug 25, 1992
Priority date
Expiry dateMay 1, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F2203/45478
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A reference generator system that operates in either a current-controlled mode or a voltage-controlled mode and includes a power-down circuit connected to the operational amplifier to power down the operational amplifier when the reference generator is switched to the current-controlled mode.

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