DE3788033D1 - Voltage regulator with precision thermal current source. - Google Patents

Voltage regulator with precision thermal current source.

Info

Publication number
DE3788033D1
DE3788033D1 DE87111725T DE3788033T DE3788033D1 DE 3788033 D1 DE3788033 D1 DE 3788033D1 DE 87111725 T DE87111725 T DE 87111725T DE 3788033 T DE3788033 T DE 3788033T DE 3788033 D1 DE3788033 D1 DE 3788033D1
Authority
DE
Germany
Prior art keywords
current source
voltage regulator
thermal current
precision thermal
precision
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
DE87111725T
Other languages
German (de)
Other versions
DE3788033T2 (en
Inventor
Byron G Bynum
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.)
Semiconductor Components Industries LLC
Original Assignee
Motorola 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
Priority claimed from US06/915,483 external-priority patent/US4683416A/en
Priority claimed from US06/915,481 external-priority patent/US4677368A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of DE3788033D1 publication Critical patent/DE3788033D1/en
Application granted granted Critical
Publication of DE3788033T2 publication Critical patent/DE3788033T2/en
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
    • 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
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • 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
    • G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Control Of Electrical Variables (AREA)
  • Amplifiers (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Semiconductor Integrated Circuits (AREA)
DE87111725T 1986-10-06 1987-08-13 Voltage regulator with precision thermal current source. Expired - Fee Related DE3788033T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/915,483 US4683416A (en) 1986-10-06 1986-10-06 Voltage regulator
US06/915,481 US4677368A (en) 1986-10-06 1986-10-06 Precision thermal current source

Publications (2)

Publication Number Publication Date
DE3788033D1 true DE3788033D1 (en) 1993-12-09
DE3788033T2 DE3788033T2 (en) 1994-03-03

Family

ID=27129670

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87111725T Expired - Fee Related DE3788033T2 (en) 1986-10-06 1987-08-13 Voltage regulator with precision thermal current source.

Country Status (4)

Country Link
EP (1) EP0264563B1 (en)
JP (1) JPH0760352B2 (en)
KR (1) KR950010131B1 (en)
DE (1) DE3788033T2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5029295A (en) * 1990-07-02 1991-07-02 Motorola, Inc. Bandgap voltage reference using a power supply independent current source
IT1244341B (en) * 1990-12-21 1994-07-08 Sgs Thomson Microelectronics REFERENCE VOLTAGE GENERATOR WITH PROGRAMMABLE THERMAL Drift
JP2861593B2 (en) * 1992-01-29 1999-02-24 日本電気株式会社 Reference voltage generation circuit
AT403532B (en) * 1994-06-24 1998-03-25 Semcotec Handel METHOD FOR TEMPERATURE STABILIZATION
GB2332760A (en) * 1997-12-24 1999-06-30 Motorola Inc Low voltage stabilised current source
JP5839953B2 (en) 2011-11-16 2016-01-06 ルネサスエレクトロニクス株式会社 Bandgap reference circuit and power supply circuit
CN114815950B (en) * 2022-05-27 2024-03-12 浙江地芯引力科技有限公司 Current generating circuit, chip and electronic equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887863A (en) * 1973-11-28 1975-06-03 Analog Devices Inc Solid-state regulated voltage supply
US4157493A (en) * 1977-09-02 1979-06-05 National Semiconductor Corporation Delta VBE generator circuit
JPS5659321A (en) * 1979-08-09 1981-05-22 Toshiba Corp Constant-current regulated power circuit
US4350904A (en) * 1980-09-22 1982-09-21 Bell Telephone Laboratories, Incorporated Current source with modified temperature coefficient
US4590419A (en) * 1984-11-05 1986-05-20 General Motors Corporation Circuit for generating a temperature-stabilized reference voltage

Also Published As

Publication number Publication date
KR880005501A (en) 1988-06-29
JPH0760352B2 (en) 1995-06-28
EP0264563A1 (en) 1988-04-27
EP0264563B1 (en) 1993-11-03
KR950010131B1 (en) 1995-09-07
JPS6398159A (en) 1988-04-28
DE3788033T2 (en) 1994-03-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: SEMICONDUCTOR COMPONENTS INDUSTRIES L.L.C. (N.D.GE

8339 Ceased/non-payment of the annual fee