JP7108166B2 - 低ドロップアウトレギュレータを補償する方法及び回路要素 - Google Patents

低ドロップアウトレギュレータを補償する方法及び回路要素 Download PDF

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JP7108166B2
JP7108166B2 JP2019537100A JP2019537100A JP7108166B2 JP 7108166 B2 JP7108166 B2 JP 7108166B2 JP 2019537100 A JP2019537100 A JP 2019537100A JP 2019537100 A JP2019537100 A JP 2019537100A JP 7108166 B2 JP7108166 B2 JP 7108166B2
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output
amplifier
ldo
coupled
input
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JP2020505679A5 (enExample
JP2020505679A (ja
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ヴァレリエヴィッチ イワノフ ヴァディム
スリラジ サハナ
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テキサス インスツルメンツ インコーポレイテッド
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    • 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 
    • G05F1/12—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC
    • G05F1/40—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices
    • 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
    • G05F1/575—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 characterised by the feedback circuit
    • 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
    • G05F1/563—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 including two stages of regulation at least one of which is output level responsive, e.g. coarse and fine regulation

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Amplifiers (AREA)
JP2019537100A 2017-01-07 2018-01-08 低ドロップアウトレギュレータを補償する方法及び回路要素 Active JP7108166B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/400,976 2017-01-07
US15/400,976 US11009900B2 (en) 2017-01-07 2017-01-07 Method and circuitry for compensating low dropout regulators
PCT/US2018/012803 WO2018129459A1 (en) 2017-01-07 2018-01-08 Method and circuitry for compensating low dropout regulators

Publications (3)

Publication Number Publication Date
JP2020505679A JP2020505679A (ja) 2020-02-20
JP2020505679A5 JP2020505679A5 (enExample) 2021-02-18
JP7108166B2 true JP7108166B2 (ja) 2022-07-28

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JP2019537100A Active JP7108166B2 (ja) 2017-01-07 2018-01-08 低ドロップアウトレギュレータを補償する方法及び回路要素

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US (1) US11009900B2 (enExample)
EP (1) EP3566108B1 (enExample)
JP (1) JP7108166B2 (enExample)
CN (2) CN113885626B (enExample)
WO (1) WO2018129459A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019126946A1 (en) * 2017-12-25 2019-07-04 Texas Instruments Incorporated Low-dropout regulator with load-adaptive frequency compensation
US11487312B2 (en) * 2020-03-27 2022-11-01 Semiconductor Components Industries, Llc Compensation for low dropout voltage regulator
US12181963B2 (en) 2021-09-24 2024-12-31 Qualcomm Incorporated Robust circuitry for passive fundamental components
US12040785B2 (en) * 2021-09-24 2024-07-16 Qualcomm Incorporated Robust transistor circuitry
CN114281142B (zh) * 2021-12-23 2023-05-05 江苏稻源科技集团有限公司 一种高瞬态响应的无片外电容ldo
US12334950B2 (en) * 2022-12-28 2025-06-17 Texas Instruments Incorporated Dynamic range boost for amplifiers
CN119105604A (zh) * 2024-09-23 2024-12-10 浙江大学 一种兼具拉电流和灌电流能力的ldo电路

Citations (3)

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JP2010079653A (ja) 2008-09-26 2010-04-08 Oki Semiconductor Co Ltd 定電圧電源回路
JP2016162097A (ja) 2015-02-27 2016-09-05 株式会社東芝 電源回路
WO2016202398A1 (en) 2015-06-18 2016-12-22 Epcos Ag Low-dropout voltage regulator apparatus

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US6369618B1 (en) 1999-02-12 2002-04-09 Texas Instruments Incorporated Temperature and process independent exponential voltage-to-current converter circuit
US6246221B1 (en) * 2000-09-20 2001-06-12 Texas Instruments Incorporated PMOS low drop-out voltage regulator using non-inverting variable gain stage
JP3574394B2 (ja) * 2000-10-02 2004-10-06 シャープ株式会社 スイッチング電源装置
US6600299B2 (en) * 2001-12-19 2003-07-29 Texas Instruments Incorporated Miller compensated NMOS low drop-out voltage regulator using variable gain stage
EP1336912A1 (en) 2002-02-18 2003-08-20 Motorola, Inc. Low drop-out voltage regulator
US6703815B2 (en) 2002-05-20 2004-03-09 Texas Instruments Incorporated Low drop-out regulator having current feedback amplifier and composite feedback loop
JP2004120306A (ja) 2002-09-26 2004-04-15 Renesas Technology Corp 利得可変増幅器
US6952091B2 (en) * 2002-12-10 2005-10-04 Stmicroelectronics Pvt. Ltd. Integrated low dropout linear voltage regulator with improved current limiting
TWI237942B (en) * 2004-05-06 2005-08-11 Ind Tech Res Inst Programmable/tunable active RC filter
US7075364B2 (en) * 2004-08-17 2006-07-11 Qualcomm Incorporated Active-RC filter with compensation to reduce Q enhancement
US7495422B2 (en) * 2005-07-22 2009-02-24 Hong Kong University Of Science And Technology Area-efficient capacitor-free low-dropout regulator
JP2008217677A (ja) * 2007-03-07 2008-09-18 Ricoh Co Ltd 定電圧回路及びその動作制御方法
US7768351B2 (en) * 2008-06-25 2010-08-03 Texas Instruments Incorporated Variable gain current input amplifier and method
US20110101936A1 (en) * 2008-06-26 2011-05-05 Nxp B.V. Low dropout voltage regulator and method of stabilising a linear regulator
JP2011091572A (ja) * 2009-10-21 2011-05-06 Sanyo Electric Co Ltd 可変利得増幅回路
US20120212199A1 (en) 2011-02-22 2012-08-23 Ahmed Amer Low Drop Out Voltage Regulator
US9134743B2 (en) * 2012-04-30 2015-09-15 Infineon Technologies Austria Ag Low-dropout voltage regulator
US20150015222A1 (en) * 2013-07-09 2015-01-15 Texas Instruments Deutschland Gmbh Low dropout voltage regulator
EP2887175B1 (en) * 2013-12-19 2017-11-29 Dialog Semiconductor GmbH Method and system for gain boosting in linear regulators
US9312824B2 (en) * 2014-01-14 2016-04-12 Intel Deutschland Gmbh Low noise low-dropout regulator
CN108964451B (zh) 2014-02-05 2020-10-02 英特赛尔美国有限公司 Ldo稳压器及其操作方法
CN204652316U (zh) * 2014-12-29 2015-09-16 意法半导体研发(深圳)有限公司 低压差放大器、误差放大器及放大电路
CN104777871A (zh) 2015-05-08 2015-07-15 苏州大学 一种低压差线性稳压器
CN104950974B (zh) 2015-06-30 2017-05-31 华为技术有限公司 低压差线性稳压器与增加其稳定性的方法及锁相环
TWI560538B (en) * 2015-06-30 2016-12-01 Univ Nat Tsing Hua Feedback type voltage regulator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010079653A (ja) 2008-09-26 2010-04-08 Oki Semiconductor Co Ltd 定電圧電源回路
JP2016162097A (ja) 2015-02-27 2016-09-05 株式会社東芝 電源回路
WO2016202398A1 (en) 2015-06-18 2016-12-22 Epcos Ag Low-dropout voltage regulator apparatus

Also Published As

Publication number Publication date
EP3566108A4 (en) 2021-01-13
CN113885626B (zh) 2023-03-10
EP3566108A1 (en) 2019-11-13
CN110366713B (zh) 2021-11-26
US11009900B2 (en) 2021-05-18
EP3566108B1 (en) 2025-06-25
CN110366713A (zh) 2019-10-22
WO2018129459A1 (en) 2018-07-12
US20180196454A1 (en) 2018-07-12
JP2020505679A (ja) 2020-02-20
CN113885626A (zh) 2022-01-04

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