SE9703921L - Regulator - Google Patents

Regulator

Info

Publication number
SE9703921L
SE9703921L SE9703921A SE9703921A SE9703921L SE 9703921 L SE9703921 L SE 9703921L SE 9703921 A SE9703921 A SE 9703921A SE 9703921 A SE9703921 A SE 9703921A SE 9703921 L SE9703921 L SE 9703921L
Authority
SE
Sweden
Prior art keywords
field effect
effect transistor
regulated output
voltage
regulator
Prior art date
Application number
SE9703921A
Other languages
Unknown language ( )
English (en)
Other versions
SE9703921D0 (sv
SE520906C2 (sv
Inventor
Valter Nilsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9703921A priority Critical patent/SE520906C2/sv
Publication of SE9703921D0 publication Critical patent/SE9703921D0/sv
Priority to CN98812745.8A priority patent/CN1283283A/zh
Priority to EP98951867A priority patent/EP1025477B1/en
Priority to AU97704/98A priority patent/AU9770498A/en
Priority to DE69824751T priority patent/DE69824751T2/de
Priority to PCT/SE1998/001924 priority patent/WO1999022285A1/en
Priority to JP2000518316A priority patent/JP4234321B2/ja
Priority to US09/179,660 priority patent/US5998979A/en
Publication of SE9703921L publication Critical patent/SE9703921L/sv
Publication of SE520906C2 publication Critical patent/SE520906C2/sv

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
    • G05F1/565—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 sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • 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

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)
SE9703921A 1997-10-28 1997-10-28 Spänningsregulator med ett mycket lågt 'drop-out voltage' SE520906C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9703921A SE520906C2 (sv) 1997-10-28 1997-10-28 Spänningsregulator med ett mycket lågt 'drop-out voltage'
CN98812745.8A CN1283283A (zh) 1997-10-28 1998-10-26 电压调整器
EP98951867A EP1025477B1 (en) 1997-10-28 1998-10-26 Regulator
AU97704/98A AU9770498A (en) 1997-10-28 1998-10-26 Regulator
DE69824751T DE69824751T2 (de) 1997-10-28 1998-10-26 Regler
PCT/SE1998/001924 WO1999022285A1 (en) 1997-10-28 1998-10-26 Regulator
JP2000518316A JP4234321B2 (ja) 1997-10-28 1998-10-26 調整器
US09/179,660 US5998979A (en) 1997-10-28 1998-10-27 Regulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9703921A SE520906C2 (sv) 1997-10-28 1997-10-28 Spänningsregulator med ett mycket lågt 'drop-out voltage'

Publications (3)

Publication Number Publication Date
SE9703921D0 SE9703921D0 (sv) 1997-10-28
SE9703921L true SE9703921L (sv) 1999-04-29
SE520906C2 SE520906C2 (sv) 2003-09-09

Family

ID=20408765

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9703921A SE520906C2 (sv) 1997-10-28 1997-10-28 Spänningsregulator med ett mycket lågt 'drop-out voltage'

Country Status (8)

Country Link
US (1) US5998979A (sv)
EP (1) EP1025477B1 (sv)
JP (1) JP4234321B2 (sv)
CN (1) CN1283283A (sv)
AU (1) AU9770498A (sv)
DE (1) DE69824751T2 (sv)
SE (1) SE520906C2 (sv)
WO (1) WO1999022285A1 (sv)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG130934A1 (en) * 2002-06-20 2007-04-26 Bluechips Technology Pte Ltd A voltage regulator
US7558080B2 (en) * 2004-08-20 2009-07-07 Analog Devices, Inc. Power converter system
US7489526B2 (en) * 2004-08-20 2009-02-10 Analog Devices, Inc. Power and information signal transfer using micro-transformers
KR100925356B1 (ko) 2007-07-16 2009-11-09 지씨티 세미컨덕터 인코포레이티드 전압 조정 회로 및 그 제어 방법
TWI364906B (en) * 2008-12-02 2012-05-21 Delta Electronics Inc Multi-output power converting circuit
EP3441775A3 (en) 2011-09-12 2019-06-12 Analog Devices Global Unlimited Company Current measurement
GB201120295D0 (en) 2011-11-24 2012-01-04 Metroic Ltd Current measurement apparatus
US9293997B2 (en) 2013-03-14 2016-03-22 Analog Devices Global Isolated error amplifier for isolated power supplies
CN103560575B (zh) * 2013-11-12 2015-10-21 京东方科技集团股份有限公司 一种供电装置和电子设备
US10270630B2 (en) 2014-09-15 2019-04-23 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems
US10536309B2 (en) 2014-09-15 2020-01-14 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems
US9660848B2 (en) 2014-09-15 2017-05-23 Analog Devices Global Methods and structures to generate on/off keyed carrier signals for signal isolators
US9998301B2 (en) 2014-11-03 2018-06-12 Analog Devices, Inc. Signal isolator system with protection for common mode transients
US11206060B2 (en) * 2017-09-21 2021-12-21 Enphase Energy, Inc. Apparatus for communicating across an isolation barrier

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5066900A (en) * 1989-11-14 1991-11-19 Computer Products, Inc. Dc/dc converter switching at zero voltage
US5122728A (en) * 1990-12-26 1992-06-16 Hughes Aircraft Company Coupled inductor type dc to dc converter with single magnetic component
SE9201476L (sv) * 1992-05-11 1993-11-12 Volvo Penta Ab Förfarande för uppladdning av ett batteri
US5363289A (en) * 1992-12-15 1994-11-08 At&T Bell Laboratories Control apparatus for limiting voltage on a core reset capacitor
US5625278A (en) * 1993-06-02 1997-04-29 Texas Instruments Incorporated Ultra-low drop-out monolithic voltage regulator
GB2279472B (en) * 1993-06-02 1997-07-23 Vtech Communications Ltd Low drop-out regulator apparatus
JP3132614B2 (ja) * 1993-09-13 2001-02-05 富士電機株式会社 Ｄｃ−ｄｃコンバ−タ
DE4333473C1 (de) * 1993-09-30 1995-05-24 Siemens Ag Schaltungsanordnung zur Begrenzung der Ausgangsspannung eines getakteten Spannungsreglers
US5528127A (en) * 1994-05-17 1996-06-18 National Semiconductor Corporation Controlling power dissipation within a linear voltage regulator circuit
US5563501A (en) * 1995-01-20 1996-10-08 Linfinity Microelectronics Low voltage dropout circuit with compensating capacitance circuitry
US5736843A (en) * 1995-04-27 1998-04-07 Silicon Graphics, Inc. Efficient ultra low drop out power regulator
US5675241A (en) * 1995-07-06 1997-10-07 Texas Instruments Incorporated Voltage regulator with low drop out voltage
US5815382A (en) * 1996-05-06 1998-09-29 Motorola, Inc. Tracking circuit for power supply output control
KR19980064252A (ko) * 1996-12-19 1998-10-07 윌리엄비.켐플러 Ｐｍｏｓ 패스 소자를 가진 저 드롭-아웃 전압 조절기

Also Published As

Publication number Publication date
WO1999022285A1 (en) 1999-05-06
JP4234321B2 (ja) 2009-03-04
SE9703921D0 (sv) 1997-10-28
CN1283283A (zh) 2001-02-07
EP1025477A1 (en) 2000-08-09
US5998979A (en) 1999-12-07
SE520906C2 (sv) 2003-09-09
DE69824751T2 (de) 2005-07-21
JP2001521239A (ja) 2001-11-06
DE69824751D1 (de) 2004-07-29
EP1025477B1 (en) 2004-06-23
AU9770498A (en) 1999-05-17

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Legal Events

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