Patent · US Expired

Current mirror circuit

US4246500A · kind A · utility

6Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1979
Grant dateJan 20, 1981
Priority date
Expiry dateJan 29, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05F3/265
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A current mirror circuit wherein an I.sup.2 L circuit is employed as the load of a current mirror circuit formed of a PNP (NPN) transistor, the injector of the I.sup.2 L circuit is common with those of another group of I.sup.2 L circuits, and a predetermined current is derived from the PNP (NPN) transistor of the current mirror circuit.

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