DE69017068D1 - Temperaturunabhängige veränderliche Stromquelle. - Google Patents

Temperaturunabhängige veränderliche Stromquelle.

Info

Publication number
DE69017068D1
DE69017068D1 DE69017068T DE69017068T DE69017068D1 DE 69017068 D1 DE69017068 D1 DE 69017068D1 DE 69017068 T DE69017068 T DE 69017068T DE 69017068 T DE69017068 T DE 69017068T DE 69017068 D1 DE69017068 D1 DE 69017068D1
Authority
DE
Germany
Prior art keywords
temperature
power source
variable power
independent variable
independent
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
DE69017068T
Other languages
English (en)
Other versions
DE69017068T2 (de
Inventor
Giorgio Betti
Maurizio Zuffada
Fabrizio Sacchi
Silvano Gornati
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.)
STMicroelectronics SRL
Original Assignee
SGS Thomson Microelectronics SRL
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 SGS Thomson Microelectronics SRL filed Critical SGS Thomson Microelectronics SRL
Publication of DE69017068D1 publication Critical patent/DE69017068D1/de
Application granted granted Critical
Publication of DE69017068T2 publication Critical patent/DE69017068T2/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
    • 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
    • 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
    • Y10S323/907—Temperature compensation of semiconductor

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)
DE69017068T 1989-04-27 1990-04-17 Temperaturunabhängige veränderliche Stromquelle. Expired - Fee Related DE69017068T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8920281A IT1229678B (it) 1989-04-27 1989-04-27 Generatore di corrente variabile indipendente dalla temperatura.

Publications (2)

Publication Number Publication Date
DE69017068D1 true DE69017068D1 (de) 1995-03-30
DE69017068T2 DE69017068T2 (de) 1995-10-19

Family

ID=11165402

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017068T Expired - Fee Related DE69017068T2 (de) 1989-04-27 1990-04-17 Temperaturunabhängige veränderliche Stromquelle.

Country Status (4)

Country Link
US (1) US4967139A (de)
EP (1) EP0394805B1 (de)
DE (1) DE69017068T2 (de)
IT (1) IT1229678B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1245237B (it) * 1991-03-18 1994-09-13 Sgs Thomson Microelectronics Generatore di tensione di riferimento variabile con la temperatura con deriva termica prestabilita e funzione lineare della tensione di alimentazione
US5204958A (en) * 1991-06-27 1993-04-20 Digital Equipment Corporation System and method for efficiently indexing and storing a large database with high data insertion frequency
US5883507A (en) * 1997-05-09 1999-03-16 Stmicroelectronics, Inc. Low power temperature compensated, current source and associated method
US6097179A (en) * 1999-03-08 2000-08-01 Texas Instruments Incorporated Temperature compensating compact voltage regulator for integrated circuit device
US20040080305A1 (en) * 2002-10-29 2004-04-29 Yu-Tong Lin Power on detect circuit
JP4464418B2 (ja) * 2007-03-20 2010-05-19 株式会社日立製作所 ランプ波形発生回路及びそれを用いた回路パターン検査装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3717777A (en) * 1971-03-24 1973-02-20 Motorola Inc Digital to analog converter including improved reference current source
DE2408755C3 (de) * 1974-02-23 1978-06-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Konstantstromquelle mit einem von der Versorgungsspannung unabhängigen Strom
JPS52114250A (en) * 1976-03-22 1977-09-24 Nec Corp Transistor circuit
US4241315A (en) * 1979-02-23 1980-12-23 Harris Corporation Adjustable current source
US4292583A (en) * 1980-01-31 1981-09-29 Signetics Corporation Voltage and temperature stabilized constant current source circuit
JPS58101310A (ja) * 1981-12-11 1983-06-16 Toshiba Corp 電流制御回路
IT1212720B (it) * 1983-03-23 1989-11-30 Ates Componenti Elettron Convertitore tensione-corrente ad alta precisione, particolarmente per basse tensioni di alimentazione.
NL8301138A (nl) * 1983-03-31 1984-10-16 Philips Nv Stroombronschakeling.
US4689549A (en) * 1986-06-30 1987-08-25 Motorola, Inc. Monolithic current splitter for providing temperature independent current ratios
US4667146A (en) * 1986-10-10 1987-05-19 Tektronix, Inc. Voltage-controlled push-pull current source
US4906915A (en) * 1989-07-03 1990-03-06 Motorola, Inc. Voltage to absolute value current converter

Also Published As

Publication number Publication date
IT8920281A0 (it) 1989-04-27
EP0394805B1 (de) 1995-02-22
IT1229678B (it) 1991-09-06
EP0394805A3 (de) 1991-07-31
US4967139A (en) 1990-10-30
EP0394805A2 (de) 1990-10-31
DE69017068T2 (de) 1995-10-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: STMICROELECTRONICS S.R.L., AGRATE BRIANZA, MAILAND

8339 Ceased/non-payment of the annual fee