DE69820969D1 - Spannungswandler - Google Patents

Spannungswandler

Info

Publication number
DE69820969D1
DE69820969D1 DE69820969T DE69820969T DE69820969D1 DE 69820969 D1 DE69820969 D1 DE 69820969D1 DE 69820969 T DE69820969 T DE 69820969T DE 69820969 T DE69820969 T DE 69820969T DE 69820969 D1 DE69820969 D1 DE 69820969D1
Authority
DE
Germany
Prior art keywords
converter
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
DE69820969T
Other languages
English (en)
Other versions
DE69820969T2 (de
Inventor
Mostafa R Yazdy
Harry J Mcintyre
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69820969D1 publication Critical patent/DE69820969D1/de
Publication of DE69820969T2 publication Critical patent/DE69820969T2/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
    • 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
    • G05F1/461—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using an operational amplifier as final control device
    • 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)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
  • Analogue/Digital Conversion (AREA)
  • Semiconductor Integrated Circuits (AREA)
DE69820969T 1997-10-30 1998-10-20 Spannungswandler Expired - Fee Related DE69820969T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US960782 1997-10-30
US08/960,782 US5808459A (en) 1997-10-30 1997-10-30 Design technique for converting a floating band-gap reference voltage to a fixed and buffered reference voltage

Publications (2)

Publication Number Publication Date
DE69820969D1 true DE69820969D1 (de) 2004-02-12
DE69820969T2 DE69820969T2 (de) 2004-12-09

Family

ID=25503619

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820969T Expired - Fee Related DE69820969T2 (de) 1997-10-30 1998-10-20 Spannungswandler

Country Status (5)

Country Link
US (1) US5808459A (de)
EP (1) EP0913755B1 (de)
JP (1) JPH11195754A (de)
BR (1) BR9804300A (de)
DE (1) DE69820969T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5959442A (en) * 1997-09-30 1999-09-28 Intel Corporation Buck converter
MD4067C1 (ro) * 2008-08-26 2011-03-31 Институт Электронной Инженерии И Промышленных Технологий Академии Наук Молдовы Procedeu de reglare a tensiunii cu convertizoare de impulsuri de ridicare şi inversare
DE112020006002T5 (de) * 2019-12-06 2022-11-03 Rohm Co., Ltd. Referenzspannungsgenerierungsschaltung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8913439D0 (en) * 1989-06-12 1989-08-02 Inmos Ltd Current mirror circuit
US5047707A (en) * 1990-11-19 1991-09-10 Motorola, Inc. Voltage regulator and method for submicron CMOS circuits
US5319303A (en) * 1992-02-12 1994-06-07 Sony/Tektronix Corporation Current source circuit
US5339272A (en) * 1992-12-21 1994-08-16 Intel Corporation Precision voltage reference
GB9314262D0 (en) * 1993-07-09 1993-08-18 Sgs Thomson Microelectronics A multistandard ac/dc converter embodying mains voltage detection
JP2540753B2 (ja) * 1993-09-01 1996-10-09 日本電気株式会社 過熱検出回路
US5519310A (en) * 1993-09-23 1996-05-21 At&T Global Information Solutions Company Voltage-to-current converter without series sensing resistor
US5734293A (en) * 1995-06-07 1998-03-31 Linear Technology Corporation Fast current feedback amplifiers and current-to-voltage converters and methods maintaining high DC accuracy over temperature
US5774013A (en) * 1995-11-30 1998-06-30 Rockwell Semiconductor Systems, Inc. Dual source for constant and PTAT current

Also Published As

Publication number Publication date
BR9804300A (pt) 1999-11-23
DE69820969T2 (de) 2004-12-09
EP0913755A2 (de) 1999-05-06
US5808459A (en) 1998-09-15
EP0913755B1 (de) 2004-01-07
JPH11195754A (ja) 1999-07-21
EP0913755A3 (de) 1999-05-19

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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)
8339 Ceased/non-payment of the annual fee