FR1393427A - Générateur de courant de précision à très faible dérivé thermique - Google Patents

Générateur de courant de précision à très faible dérivé thermique

Info

Publication number
FR1393427A
FR1393427A FR963039A FR963039A FR1393427A FR 1393427 A FR1393427 A FR 1393427A FR 963039 A FR963039 A FR 963039A FR 963039 A FR963039 A FR 963039A FR 1393427 A FR1393427 A FR 1393427A
Authority
FR
France
Prior art keywords
current generator
low thermal
precision current
thermal derivative
derivative
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.)
Expired
Application number
FR963039A
Other languages
English (en)
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.)
Materiel Electrique SW SA
Original Assignee
Materiel Electrique SW SA
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 Materiel Electrique SW SA filed Critical Materiel Electrique SW SA
Priority to FR963039A priority Critical patent/FR1393427A/fr
Priority to BE658886D priority patent/BE658886A/xx
Priority to GB487265A priority patent/GB1063763A/en
Priority to NL6501470A priority patent/NL6501470A/xx
Priority to LU47919A priority patent/LU47919A1/xx
Priority to DE1965M0064059 priority patent/DE1297195B/de
Application granted granted Critical
Publication of FR1393427A publication Critical patent/FR1393427A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor amplifiers
    • 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
    • G05F3/22—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only
    • G05F3/222—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only with compensation for device parameters, e.g. Early effect, gain, manufacturing process, or external variations, e.g. temperature, loading, supply voltage
    • G05F3/225—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only with compensation for device parameters, e.g. Early effect, gain, manufacturing process, or external variations, e.g. temperature, loading, supply voltage producing a current or voltage as a predetermined function of the temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
FR963039A 1964-02-07 1964-02-07 Générateur de courant de précision à très faible dérivé thermique Expired FR1393427A (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR963039A FR1393427A (fr) 1964-02-07 1964-02-07 Générateur de courant de précision à très faible dérivé thermique
BE658886D BE658886A (fr) 1964-02-07 1965-01-27
GB487265A GB1063763A (en) 1964-02-07 1965-02-04 Improvements in and relating to constant electrical current supply circuits
NL6501470A NL6501470A (fr) 1964-02-07 1965-02-05
LU47919A LU47919A1 (fr) 1964-02-07 1965-02-05
DE1965M0064059 DE1297195B (de) 1964-02-07 1965-02-05 Praezisions-Gleichstromquelle mit kleiner Temperaturabhaengigkeit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR963039A FR1393427A (fr) 1964-02-07 1964-02-07 Générateur de courant de précision à très faible dérivé thermique

Publications (1)

Publication Number Publication Date
FR1393427A true FR1393427A (fr) 1965-03-26

Family

ID=8822690

Family Applications (1)

Application Number Title Priority Date Filing Date
FR963039A Expired FR1393427A (fr) 1964-02-07 1964-02-07 Générateur de courant de précision à très faible dérivé thermique

Country Status (6)

Country Link
BE (1) BE658886A (fr)
DE (1) DE1297195B (fr)
FR (1) FR1393427A (fr)
GB (1) GB1063763A (fr)
LU (1) LU47919A1 (fr)
NL (1) NL6501470A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE29619E (en) * 1972-01-24 1978-04-25 Analog Devices, Incorporated Constant-current digital-to-analog converter

Also Published As

Publication number Publication date
NL6501470A (fr) 1965-08-09
DE1297195B (de) 1969-06-12
BE658886A (fr) 1965-05-17
GB1063763A (en) 1967-03-30
LU47919A1 (fr) 1965-04-05

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