JPS5672718A - Variable current source - Google Patents

Variable current source

Info

Publication number
JPS5672718A
JPS5672718A JP15132980A JP15132980A JPS5672718A JP S5672718 A JPS5672718 A JP S5672718A JP 15132980 A JP15132980 A JP 15132980A JP 15132980 A JP15132980 A JP 15132980A JP S5672718 A JPS5672718 A JP S5672718A
Authority
JP
Japan
Prior art keywords
current source
variable current
variable
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.)
Granted
Application number
JP15132980A
Other languages
English (en)
Other versions
JPH022161B2 (ja
Inventor
Furederitsuku Hiruto Debitsudo
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.)
Tektronix Inc
Original Assignee
Tektronix 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 Tektronix Inc filed Critical Tektronix Inc
Publication of JPS5672718A publication Critical patent/JPS5672718A/ja
Publication of JPH022161B2 publication Critical patent/JPH022161B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/468—Regulating voltage or current wherein the variable actually regulated by the final control device is dc characterised by reference voltage circuitry, e.g. soft start, remote shutdown

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Electronic Switches (AREA)
  • Control Of Electrical Variables (AREA)
JP15132980A 1979-10-29 1980-10-28 Variable current source Granted JPS5672718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/089,067 US4280091A (en) 1979-10-29 1979-10-29 Variable current source having a programmable current-steering network

Publications (2)

Publication Number Publication Date
JPS5672718A true JPS5672718A (en) 1981-06-17
JPH022161B2 JPH022161B2 (ja) 1990-01-17

Family

ID=22215503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15132980A Granted JPS5672718A (en) 1979-10-29 1980-10-28 Variable current source

Country Status (2)

Country Link
US (1) US4280091A (ja)
JP (1) JPS5672718A (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769428A (en) * 1980-10-17 1982-04-28 Toshiba Corp Power current circuit
EP0104385B1 (de) * 1982-08-27 1986-04-16 Siemens Aktiengesellschaft Konstantstromgeber
US4513241A (en) * 1983-04-01 1985-04-23 Ford Motor Company Foldback current limiting driver
US4529928A (en) * 1983-05-20 1985-07-16 Tektronix, Inc. Automatic control circuit for a current translating device
US4608530A (en) * 1984-11-09 1986-08-26 Harris Corporation Programmable current mirror
US4766366A (en) * 1985-01-04 1988-08-23 Motorola, Inc. Trimmable current source
US4814688A (en) * 1988-03-03 1989-03-21 Brooktree Corporation Reference generator
US5012178A (en) * 1990-03-19 1991-04-30 Triquint Semiconductor, Inc. Low noise DAC current source topology
US5107199A (en) * 1990-12-24 1992-04-21 Xerox Corporation Temperature compensated resistive circuit
US5900777A (en) * 1998-05-04 1999-05-04 International Business Machines Corporation Method for interconnecting CMOS chip types
US6046610A (en) * 1998-05-04 2000-04-04 International Business Machines Corporation Self-biased differential receiver cells for CMOS
US6051994A (en) * 1998-05-04 2000-04-18 International Business Machines Corporation Variable voltage driver
US6020767A (en) * 1998-05-04 2000-02-01 International Business Machines Corporation CMOS chip to chip settable interface receiver cell
US6801069B1 (en) 1998-05-04 2004-10-05 International Business Machines Corporation Receiving latch with hysteresis
IT1304046B1 (it) * 1998-12-22 2001-03-07 St Microelectronics Srl Regolatore di tensione per una pluralita' di carichi,in particolareper memorie di tipo flash
US7118273B1 (en) 2003-04-10 2006-10-10 Transmeta Corporation System for on-chip temperature measurement in integrated circuits
US7355489B2 (en) * 2006-02-10 2008-04-08 Cypress Semiconductor Corp. High gain, high frequency CMOS oscillator circuit and method
US7847717B2 (en) * 2009-04-01 2010-12-07 Texas Instruments Incorporated Low noise current steering DAC

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099462A (ja) * 1973-12-28 1975-08-07
NL7405441A (nl) * 1974-04-23 1975-10-27 Philips Nv Nauwkeurige stroombronschakeling.
US3947704A (en) * 1974-12-16 1976-03-30 Signetics Low resistance microcurrent regulated current source
US3986101A (en) * 1975-03-10 1976-10-12 Ncr Corporation Automatic V-I crossover regulator
US4004155A (en) * 1975-10-03 1977-01-18 Forbro Design Corporation Bipolar regulated high voltage power supply
US4163188A (en) * 1978-05-30 1979-07-31 National Semiconductor Corporation System for establishing and steering a precise current

Also Published As

Publication number Publication date
US4280091A (en) 1981-07-21
JPH022161B2 (ja) 1990-01-17

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