DE2639790C3 - Schaltungsanordnung zur Lieferung konstanten Stroms - Google Patents

Schaltungsanordnung zur Lieferung konstanten Stroms

Info

Publication number
DE2639790C3
DE2639790C3 DE2639790A DE2639790A DE2639790C3 DE 2639790 C3 DE2639790 C3 DE 2639790C3 DE 2639790 A DE2639790 A DE 2639790A DE 2639790 A DE2639790 A DE 2639790A DE 2639790 C3 DE2639790 C3 DE 2639790C3
Authority
DE
Germany
Prior art keywords
circuit
current
conductivity
resistor
field effect
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
DE2639790A
Other languages
German (de)
English (en)
Other versions
DE2639790A1 (de
DE2639790B2 (de
Inventor
Andrew Gordon Francis Somerset Dingwall
Bruce David Middlesex Rosenthal
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of DE2639790A1 publication Critical patent/DE2639790A1/de
Publication of DE2639790B2 publication Critical patent/DE2639790B2/de
Application granted granted Critical
Publication of DE2639790C3 publication Critical patent/DE2639790C3/de
Expired 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
    • G05F3/24—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 field-effect type only
    • G05F3/242—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 field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage
    • G05F3/247—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 field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage producing a voltage or current as a predetermined function of the supply voltage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S323/00—Electricity: power supply or regulation systems
    • Y10S323/901—Starting circuits

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)
  • Protection Of Static Devices (AREA)
DE2639790A 1975-09-04 1976-09-03 Schaltungsanordnung zur Lieferung konstanten Stroms Expired DE2639790C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/610,181 US4009432A (en) 1975-09-04 1975-09-04 Constant current supply

Publications (3)

Publication Number Publication Date
DE2639790A1 DE2639790A1 (de) 1977-03-10
DE2639790B2 DE2639790B2 (de) 1979-11-15
DE2639790C3 true DE2639790C3 (de) 1980-08-07

Family

ID=24444010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2639790A Expired DE2639790C3 (de) 1975-09-04 1976-09-03 Schaltungsanordnung zur Lieferung konstanten Stroms

Country Status (7)

Country Link
US (1) US4009432A (enExample)
JP (1) JPS5925243B2 (enExample)
CA (1) CA1067575A (enExample)
DE (1) DE2639790C3 (enExample)
FR (1) FR2323188A1 (enExample)
GB (1) GB1544230A (enExample)
IT (1) IT1067695B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117353A (en) * 1976-12-23 1978-09-26 General Electric Company Controlled current sink
US4165478A (en) * 1977-09-21 1979-08-21 General Electric Company Reference voltage source with temperature-stable MOSFET amplifier
DE2911171C2 (de) * 1979-03-22 1982-06-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung für die Ansteuerung eines Stromquelletransistors
NL8001115A (nl) * 1980-02-25 1981-09-16 Philips Nv Geintegreerde schakeling omvattende een aantal spanningsstroomomzetters.
US4340851A (en) * 1980-06-18 1982-07-20 Precision Monolithics, Inc. Powerless starting circuit
US4300091A (en) * 1980-07-11 1981-11-10 Rca Corporation Current regulating circuitry
US4342926A (en) * 1980-11-17 1982-08-03 Motorola, Inc. Bias current reference circuit
US4645948A (en) * 1984-10-01 1987-02-24 At&T Bell Laboratories Field effect transistor current source
US4830976A (en) * 1984-10-01 1989-05-16 American Telephone And Telegraph Company, At&T Bell Laboratories Integrated circuit resistor
KR880700349A (ko) * 1984-10-01 1988-02-22 마이클 와이·엡스타인 전류원을 구비한 집적회로
JP2508077B2 (ja) * 1987-04-22 1996-06-19 日本電気株式会社 定電流源回路
GB2236414A (en) * 1989-09-22 1991-04-03 Stc Plc Controlled electronic load circuit
US5134310A (en) * 1991-01-23 1992-07-28 Ramtron Corporation Current supply circuit for driving high capacitance load in an integrated circuit
US5315230A (en) * 1992-09-03 1994-05-24 United Memories, Inc. Temperature compensated voltage reference for low and wide voltage ranges
US5777461A (en) * 1996-12-31 1998-07-07 Intel Corporation DC-DC converter for mobile application
US6417653B1 (en) 1997-04-30 2002-07-09 Intel Corporation DC-to-DC converter
US7990128B2 (en) * 2008-04-25 2011-08-02 Infineon Technologies Ag Circuit and method for pulling a potential at a node towards a feed potential
US8669808B2 (en) * 2009-09-14 2014-03-11 Mediatek Inc. Bias circuit and phase-locked loop circuit using the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3508084A (en) * 1967-10-06 1970-04-21 Texas Instruments Inc Enhancement-mode mos circuitry
JPS4854460A (enExample) * 1971-11-11 1973-07-31
US3777251A (en) * 1972-10-03 1973-12-04 Motorola Inc Constant current regulating circuit
US3925718A (en) * 1974-11-26 1975-12-09 Rca Corp Current mirror and degenerative amplifier

Also Published As

Publication number Publication date
IT1067695B (it) 1985-03-16
GB1544230A (en) 1979-04-19
DE2639790A1 (de) 1977-03-10
US4009432A (en) 1977-02-22
CA1067575A (en) 1979-12-04
JPS5925243B2 (ja) 1984-06-15
DE2639790B2 (de) 1979-11-15
JPS5281548A (en) 1977-07-08
FR2323188B1 (enExample) 1982-05-21
FR2323188A1 (fr) 1977-04-01

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee