TW200731046A - Linear voltage regulator and control method thereof - Google Patents

Linear voltage regulator and control method thereof

Info

Publication number
TW200731046A
TW200731046A TW095104969A TW95104969A TW200731046A TW 200731046 A TW200731046 A TW 200731046A TW 095104969 A TW095104969 A TW 095104969A TW 95104969 A TW95104969 A TW 95104969A TW 200731046 A TW200731046 A TW 200731046A
Authority
TW
Taiwan
Prior art keywords
voltage regulator
linear voltage
control method
voltage
supply voltage
Prior art date
Application number
TW095104969A
Other languages
English (en)
Other versions
TWI303020B (zh
Inventor
Cheng-Hsuan Fan
Chao-Hsuan Chuang
Hung-Che Chou
Ching-Hsiang Yang
Chih-Ping Tan
Original Assignee
Richtek Techohnology 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 Richtek Techohnology Corp filed Critical Richtek Techohnology Corp
Priority to TW095104969A priority Critical patent/TW200731046A/zh
Priority to US11/705,090 priority patent/US7714551B2/en
Publication of TW200731046A publication Critical patent/TW200731046A/zh
Application granted granted Critical
Publication of TWI303020B publication Critical patent/TWI303020B/zh

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

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)
TW095104969A 2006-02-14 2006-02-14 Linear voltage regulator and control method thereof TW200731046A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW095104969A TW200731046A (en) 2006-02-14 2006-02-14 Linear voltage regulator and control method thereof
US11/705,090 US7714551B2 (en) 2006-02-14 2007-02-12 High PSRR linear voltage regulator and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW095104969A TW200731046A (en) 2006-02-14 2006-02-14 Linear voltage regulator and control method thereof

Publications (2)

Publication Number Publication Date
TW200731046A true TW200731046A (en) 2007-08-16
TWI303020B TWI303020B (zh) 2008-11-11

Family

ID=38367706

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095104969A TW200731046A (en) 2006-02-14 2006-02-14 Linear voltage regulator and control method thereof

Country Status (2)

Country Link
US (1) US7714551B2 (zh)
TW (1) TW200731046A (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1947544A1 (en) * 2007-01-17 2008-07-23 Austriamicrosystems AG Voltage regulator and method for voltage regulation
US8817817B2 (en) * 2007-06-06 2014-08-26 Hewlett-Packard Development Company, L.P. Method for ethernet power savings on link aggregated groups
JP5295240B2 (ja) * 2007-08-30 2013-09-18 インターナショナル・ビジネス・マシーンズ・コーポレーション 線形電圧調整器および線形電圧調整器を使用して電圧を調整するための方法
WO2009065050A1 (en) * 2007-11-15 2009-05-22 Rambus Inc. Data-dependet voltage regulator
US20090224737A1 (en) * 2008-03-07 2009-09-10 Mediatek Inc. Voltage regulator with local feedback loop using control currents for compensating load transients
TWI411905B (zh) * 2010-09-24 2013-10-11 Univ Nat Cheng Kung 控制電路及最大功率追蹤方法
TWI411906B (zh) * 2010-09-24 2013-10-11 Univ Nat Cheng Kung 電源供應裝置及最大功率追蹤方法
JP2012160048A (ja) * 2011-02-01 2012-08-23 Ricoh Co Ltd 電源回路とその制御方法及び電子機器
DE102011089402B4 (de) * 2011-04-28 2015-07-16 Zentrum Mikroelektronik Dresden Ag Anordnung und Verfahren zur Erzeugung einer Ausgangsspannung
US20130154601A1 (en) * 2011-12-20 2013-06-20 Kenneth P. Snowdon Regulator transient over-voltage protection
US9552004B1 (en) 2015-07-26 2017-01-24 Freescale Semiconductor, Inc. Linear voltage regulator
CN112311332B (zh) * 2019-08-02 2024-05-03 立锜科技股份有限公司 具有高电源抑制比的信号放大电路及其中的驱动电路
US11531361B2 (en) * 2020-04-02 2022-12-20 Texas Instruments Incorporated Current-mode feedforward ripple cancellation
EP3951551B1 (en) 2020-08-07 2023-02-22 Scalinx Voltage regulator and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5414341A (en) * 1993-12-07 1995-05-09 Benchmarq Microelectronics, Inc. DC-DC converter operable in an asyncronous or syncronous or linear mode
JP2004173460A (ja) * 2002-11-22 2004-06-17 Fujitsu Ltd Ｄｃ−ｄｃコンバータの制御方法、ｄｃ−ｄｃコンバータ、半導体集積回路装置、及び電子機器
US7602167B2 (en) * 2003-01-06 2009-10-13 Texas Instruments Incorporated Reconfigurable topology for switching and linear voltage regulators

Also Published As

Publication number Publication date
TWI303020B (zh) 2008-11-11
US20070188154A1 (en) 2007-08-16
US7714551B2 (en) 2010-05-11

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