FR2681961A1 - Generateur de courant precis. - Google Patents

Generateur de courant precis. Download PDF

Info

Publication number
FR2681961A1
FR2681961A1 FR9112278A FR9112278A FR2681961A1 FR 2681961 A1 FR2681961 A1 FR 2681961A1 FR 9112278 A FR9112278 A FR 9112278A FR 9112278 A FR9112278 A FR 9112278A FR 2681961 A1 FR2681961 A1 FR 2681961A1
Authority
FR
France
Prior art keywords
transistor
current
whose
emitter
base
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR9112278A
Other languages
English (en)
French (fr)
Other versions
FR2681961B1 (enExample
Inventor
Ryat Marc
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
STMicroelectronics lnc USA
Original Assignee
SGS Thomson Microelectronics SA
SGS Thomson Microelectronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SGS Thomson Microelectronics SA, SGS Thomson Microelectronics Inc filed Critical SGS Thomson Microelectronics SA
Priority to FR9112278A priority Critical patent/FR2681961A1/fr
Priority to US07/950,091 priority patent/US5498952A/en
Priority to DE1992603559 priority patent/DE69203559T2/de
Priority to EP19920420333 priority patent/EP0536063B1/fr
Priority to US08/031,647 priority patent/US5451859A/en
Publication of FR2681961A1 publication Critical patent/FR2681961A1/fr
Priority to US08/070,276 priority patent/US5471132A/en
Priority to US08/112,807 priority patent/US5481180A/en
Application granted granted Critical
Publication of FR2681961B1 publication Critical patent/FR2681961B1/fr
Priority to US08/457,465 priority patent/US5684393A/en
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is DC
    • G05F3/10—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
  • Amplifiers (AREA)
FR9112278A 1991-09-30 1991-09-30 Generateur de courant precis. Granted FR2681961A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR9112278A FR2681961A1 (fr) 1991-09-30 1991-09-30 Generateur de courant precis.
US07/950,091 US5498952A (en) 1991-09-30 1992-09-23 Precise current generator
EP19920420333 EP0536063B1 (fr) 1991-09-30 1992-09-28 Générateur de courant précis
DE1992603559 DE69203559T2 (de) 1991-09-30 1992-09-28 Präzisionsstromgenerator.
US08/031,647 US5451859A (en) 1991-09-30 1993-03-15 Linear transconductors
US08/070,276 US5471132A (en) 1991-09-30 1993-06-01 Logarithmic and exponential converter circuits
US08/112,807 US5481180A (en) 1991-09-30 1993-08-27 PTAT current source
US08/457,465 US5684393A (en) 1991-09-30 1995-06-01 Linear transconductors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9112278A FR2681961A1 (fr) 1991-09-30 1991-09-30 Generateur de courant precis.

Publications (2)

Publication Number Publication Date
FR2681961A1 true FR2681961A1 (fr) 1993-04-02
FR2681961B1 FR2681961B1 (enExample) 1995-02-17

Family

ID=9417628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9112278A Granted FR2681961A1 (fr) 1991-09-30 1991-09-30 Generateur de courant precis.

Country Status (3)

Country Link
EP (1) EP0536063B1 (enExample)
DE (1) DE69203559T2 (enExample)
FR (1) FR2681961A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0707255A1 (en) * 1994-10-13 1996-04-17 AT&T Corp. Cascaded multiplying current mirror driver for led's
WO2009035589A1 (en) * 2007-09-12 2009-03-19 Corning Incorporated Methods and apparatus for producing precision current over a wide dynamic range

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1008031A3 (nl) * 1994-01-20 1995-12-12 Philips Electronics Nv Storingsongevoelige inrichting voor opwekken van instelstromen.
DE4416711C1 (de) * 1994-05-11 1995-08-03 Siemens Ag Schaltungsanordnung zur Erzeugung eines Referenzstroms
EP0731403A3 (en) * 1995-03-08 1997-07-23 Sgs Thomson Microelectronics Constant current source

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330744A (en) * 1980-12-16 1982-05-18 Bell Telephone Laboratories, Incorporated Precision converter/isolation circuit
US4437023A (en) * 1981-12-28 1984-03-13 Raytheon Company Current mirror source circuitry
JPS60236308A (ja) * 1984-05-09 1985-11-25 Mitsubishi Electric Corp カレントミラ−回路
DE3432561A1 (de) * 1984-09-05 1986-03-13 C.A. Weidmüller GmbH & Co, 4930 Detmold Transistor-praezisionsstromquelle mit differenzeingang
US4591780A (en) * 1982-12-10 1986-05-27 Hitachi, Ltd. Constant current source device having a ratio metricity between supply voltage and output current
US4742292A (en) * 1987-03-06 1988-05-03 International Business Machines Corp. CMOS Precision voltage reference generator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330744A (en) * 1980-12-16 1982-05-18 Bell Telephone Laboratories, Incorporated Precision converter/isolation circuit
US4437023A (en) * 1981-12-28 1984-03-13 Raytheon Company Current mirror source circuitry
US4591780A (en) * 1982-12-10 1986-05-27 Hitachi, Ltd. Constant current source device having a ratio metricity between supply voltage and output current
JPS60236308A (ja) * 1984-05-09 1985-11-25 Mitsubishi Electric Corp カレントミラ−回路
DE3432561A1 (de) * 1984-09-05 1986-03-13 C.A. Weidmüller GmbH & Co, 4930 Detmold Transistor-praezisionsstromquelle mit differenzeingang
US4742292A (en) * 1987-03-06 1988-05-03 International Business Machines Corp. CMOS Precision voltage reference generator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 10, no. 95 (E-395)(2152) 12 Avril 1986 & JP-A-60 236 308 ( MITSUBISHI DENKI K.K ) 25 Novembre 1985 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0707255A1 (en) * 1994-10-13 1996-04-17 AT&T Corp. Cascaded multiplying current mirror driver for led's
WO2009035589A1 (en) * 2007-09-12 2009-03-19 Corning Incorporated Methods and apparatus for producing precision current over a wide dynamic range

Also Published As

Publication number Publication date
EP0536063A1 (fr) 1993-04-07
FR2681961B1 (enExample) 1995-02-17
DE69203559T2 (de) 1996-01-18
EP0536063B1 (fr) 1995-07-19
DE69203559D1 (de) 1995-08-24

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