DE3877093D1 - Gesteuerter praezisionsstromgenerator. - Google Patents

Gesteuerter praezisionsstromgenerator.

Info

Publication number
DE3877093D1
DE3877093D1 DE8888306375T DE3877093T DE3877093D1 DE 3877093 D1 DE3877093 D1 DE 3877093D1 DE 8888306375 T DE8888306375 T DE 8888306375T DE 3877093 T DE3877093 T DE 3877093T DE 3877093 D1 DE3877093 D1 DE 3877093D1
Authority
DE
Germany
Prior art keywords
current generator
precision current
controlled precision
controlled
generator
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 - Fee Related
Application number
DE8888306375T
Other languages
English (en)
Other versions
DE3877093T2 (de
Inventor
Arthur J Metz
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
Application granted granted Critical
Publication of DE3877093D1 publication Critical patent/DE3877093D1/de
Publication of DE3877093T2 publication Critical patent/DE3877093T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G05F3/22—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

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)
  • Amplifiers (AREA)
  • Control Of Electrical Variables (AREA)
DE8888306375T 1987-09-04 1988-07-13 Gesteuerter praezisionsstromgenerator. Expired - Fee Related DE3877093T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/092,906 US4740766A (en) 1987-09-04 1987-09-04 Precision tracking current generator

Publications (2)

Publication Number Publication Date
DE3877093D1 true DE3877093D1 (de) 1993-02-11
DE3877093T2 DE3877093T2 (de) 1993-07-08

Family

ID=22235743

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888306375T Expired - Fee Related DE3877093T2 (de) 1987-09-04 1988-07-13 Gesteuerter praezisionsstromgenerator.

Country Status (4)

Country Link
US (1) US4740766A (de)
EP (1) EP0306134B1 (de)
JP (1) JPH0621969B2 (de)
DE (1) DE3877093T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0770975B2 (ja) * 1988-01-26 1995-07-31 シャープ株式会社 波形変換回路
US4808907A (en) * 1988-05-17 1989-02-28 Motorola, Inc. Current regulator and method
US4990797A (en) * 1989-09-26 1991-02-05 Analog Devices, Inc. Reference voltage distribution system
JP2624864B2 (ja) * 1990-02-28 1997-06-25 株式会社東芝 不揮発性半導体メモリ
US5498952A (en) * 1991-09-30 1996-03-12 Sgs-Thomson Microelectronics, S.A. Precise current generator
US5471132A (en) * 1991-09-30 1995-11-28 Sgs-Thomson Microelectronics, Inc. Logarithmic and exponential converter circuits
US5451859A (en) * 1991-09-30 1995-09-19 Sgs-Thomson Microelectronics, Inc. Linear transconductors
US5444361A (en) * 1992-09-23 1995-08-22 Sgs-Thomson Microelectronics, Inc. Wideband linear and logarithmic signal conversion circuits
US5825167A (en) * 1992-09-23 1998-10-20 Sgs-Thomson Microelectronics, Inc. Linear transconductors
DE59309986D1 (de) * 1993-09-21 2000-04-27 Siemens Ag Schaltungsanordnung zum Versorgen von elektrischen Verbrauchern mit einer konstanten Spannung
DE69914266T2 (de) * 1998-08-18 2004-11-18 Koninklijke Philips Electronics N.V. Gesteuert Stromquelle mit beschleunigtem Umschalten
JP5176971B2 (ja) * 2009-01-15 2013-04-03 富士通株式会社 直流電位生成回路、多段回路、及び通信装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5463662A (en) * 1977-10-28 1979-05-22 Nec Corp Current supply circuit
US4283673A (en) * 1979-12-19 1981-08-11 Signetics Corporation Means for reducing current-gain modulation due to differences in collector-base voltages on a transistor pair
US4399399A (en) * 1981-12-21 1983-08-16 Motorola, Inc. Precision current source
JPS603098A (ja) * 1983-06-20 1985-01-09 株式会社日立製作所 電圧電流変換回路
JPS6022862A (ja) * 1983-07-18 1985-02-05 Rohm Co Ltd 電源回路

Also Published As

Publication number Publication date
EP0306134A1 (de) 1989-03-08
DE3877093T2 (de) 1993-07-08
EP0306134B1 (de) 1992-12-30
JPH0621969B2 (ja) 1994-03-23
US4740766A (en) 1988-04-26
JPH01230110A (ja) 1989-09-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee