CA1018618A - Current source - Google Patents

Current source

Info

Publication number
CA1018618A
CA1018618A CA195,688A CA195688A CA1018618A CA 1018618 A CA1018618 A CA 1018618A CA 195688 A CA195688 A CA 195688A CA 1018618 A CA1018618 A CA 1018618A
Authority
CA
Canada
Prior art keywords
current source
source
current
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
CA195,688A
Other languages
English (en)
Other versions
CA195688S (en
Inventor
Abel C.N. Sheng
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
Application granted granted Critical
Publication of CA1018618A publication Critical patent/CA1018618A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Control Of Electrical Variables (AREA)
CA195,688A 1973-03-30 1974-03-22 Current source Expired CA1018618A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00346672A US3813595A (en) 1973-03-30 1973-03-30 Current source

Publications (1)

Publication Number Publication Date
CA1018618A true CA1018618A (en) 1977-10-04

Family

ID=23360518

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,688A Expired CA1018618A (en) 1973-03-30 1974-03-22 Current source

Country Status (10)

Country Link
US (1) US3813595A (sv)
JP (1) JPS5416021B2 (sv)
BE (1) BE812980A (sv)
CA (1) CA1018618A (sv)
DE (1) DE2415803C3 (sv)
FR (1) FR2223746B1 (sv)
GB (1) GB1457587A (sv)
IT (1) IT1010703B (sv)
NL (1) NL7403880A (sv)
SE (1) SE393467B (sv)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USB387171I5 (sv) * 1973-08-09 1975-01-28
US3943380A (en) * 1974-07-26 1976-03-09 Rca Corporation Keyed comparator
US3925718A (en) * 1974-11-26 1975-12-09 Rca Corp Current mirror and degenerative amplifier
GB1518961A (en) * 1975-02-24 1978-07-26 Rca Corp Amplifier circuits
US4060770A (en) * 1975-02-24 1977-11-29 Rca Corporation Differential amplifier
JPS51138848A (en) * 1975-05-28 1976-11-30 Hitachi Ltd Steady current circuit
US3973215A (en) * 1975-08-04 1976-08-03 Rca Corporation Current mirror amplifier
US4010425A (en) * 1975-10-02 1977-03-01 Rca Corporation Current mirror amplifier
US4004164A (en) * 1975-12-18 1977-01-18 International Business Machines Corporation Compensating current source
JPS5849885B2 (ja) * 1976-03-16 1983-11-07 日本電気株式会社 定電圧回路
US4061962A (en) * 1976-06-11 1977-12-06 Rca Corporation Current mirror amplifier augumentation of regulator transistor current flow
DE2642512C2 (de) * 1976-09-22 1983-10-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Stabilisierung eines Gleichstroms
JPS5410772A (en) * 1977-06-27 1979-01-26 Seiko Instr & Electronics Ltd Electronic watch
US4151456A (en) * 1978-03-09 1979-04-24 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Voltage regulator for battery power source
JPS5552611A (en) * 1978-10-11 1980-04-17 Nec Corp Constant-current circuit
US4314196A (en) * 1980-07-14 1982-02-02 Motorola Inc. Current limiting circuit
US4595874A (en) * 1984-09-26 1986-06-17 At&T Bell Laboratories Temperature insensitive CMOS precision current source
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
US4638241A (en) * 1985-09-13 1987-01-20 Brooktree Corporation Regulated current supply
NL9100398A (nl) * 1991-03-06 1992-10-01 Philips Nv Regelbare spanning-stroomomzetter met derde graads vervormingsreductie.
US6031408A (en) * 1991-09-20 2000-02-29 Motorola, Inc. Square-law clamping circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512012A (en) * 1965-11-16 1970-05-12 United Aircraft Corp Field effect transistor circuit
US3444397A (en) * 1966-07-21 1969-05-13 Hughes Aircraft Co Voltage adjustable breakdown diode employing metal oxide silicon field effect transistor
US3508084A (en) * 1967-10-06 1970-04-21 Texas Instruments Inc Enhancement-mode mos circuitry

Also Published As

Publication number Publication date
IT1010703B (it) 1977-01-20
BE812980A (fr) 1974-07-15
US3813595A (en) 1974-05-28
FR2223746A1 (sv) 1974-10-25
AU6700174A (en) 1975-09-25
DE2415803B2 (de) 1976-10-07
JPS49129850A (sv) 1974-12-12
FR2223746B1 (sv) 1978-11-10
JPS5416021B2 (sv) 1979-06-19
DE2415803C3 (de) 1978-09-21
NL7403880A (sv) 1974-10-02
SE393467B (sv) 1977-05-09
DE2415803A1 (de) 1974-10-10
GB1457587A (en) 1976-12-08

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