CN105408829B - 用于ldo调节器的慢启动 - Google Patents

用于ldo调节器的慢启动 Download PDF

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Publication number
CN105408829B
CN105408829B CN201480042283.4A CN201480042283A CN105408829B CN 105408829 B CN105408829 B CN 105408829B CN 201480042283 A CN201480042283 A CN 201480042283A CN 105408829 B CN105408829 B CN 105408829B
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Prior art keywords
voltage
coupled
transistor
switch
discrete
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CN201480042283.4A
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Chinese (zh)
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CN105408829A (zh
Inventor
V·F·佩鲁索
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Qualcomm Inc
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Qualcomm Inc
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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 
    • G05F1/46—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
    • 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
    • G05F1/462—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC as a function of the requirements of the load, e.g. delay, temperature, specific voltage/current characteristic
    • G05F1/465—Internal voltage generators for integrated circuits, e.g. step down generators
    • 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
    • G05F1/468—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC characterised by reference voltage circuitry, e.g. soft start, remote shutdown

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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)
  • Microelectronics & Electronic Packaging (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
CN201480042283.4A 2013-07-30 2014-07-24 用于ldo调节器的慢启动 Active CN105408829B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/954,757 2013-07-30
US13/954,757 US9778667B2 (en) 2013-07-30 2013-07-30 Slow start for LDO regulators
PCT/US2014/047976 WO2015017236A1 (en) 2013-07-30 2014-07-24 Slow start for ldo regulators

Publications (2)

Publication Number Publication Date
CN105408829A CN105408829A (zh) 2016-03-16
CN105408829B true CN105408829B (zh) 2018-11-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480042283.4A Active CN105408829B (zh) 2013-07-30 2014-07-24 用于ldo调节器的慢启动

Country Status (6)

Country Link
US (1) US9778667B2 (enExample)
EP (1) EP3028110B1 (enExample)
JP (1) JP6271731B2 (enExample)
KR (1) KR101851772B1 (enExample)
CN (1) CN105408829B (enExample)
WO (1) WO2015017236A1 (enExample)

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CN105916241B (zh) * 2016-05-18 2018-01-19 湖州绿明微电子有限公司 辅助电源电路、led驱动电路、led驱动器
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CN106571739A (zh) * 2016-11-11 2017-04-19 昆山龙腾光电有限公司 软启动电路及供电装置
KR102032327B1 (ko) 2016-11-22 2019-10-15 에스케이하이닉스 주식회사 디지털 ldo 레귤레이터 및 이를 사용하는 저항 변화 메모리 장치
EP3367202B1 (en) * 2017-02-27 2020-05-27 ams International AG Low-dropout regulator having sourcing and sinking capabilities
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US10496115B2 (en) 2017-07-03 2019-12-03 Macronix International Co., Ltd. Fast transient response voltage regulator with predictive loading
US10860043B2 (en) 2017-07-24 2020-12-08 Macronix International Co., Ltd. Fast transient response voltage regulator with pre-boosting
US10128865B1 (en) 2017-07-25 2018-11-13 Macronix International Co., Ltd. Two stage digital-to-analog converter
US10775820B2 (en) * 2017-10-12 2020-09-15 Microchip Technology Incorporated On chip NMOS gapless LDO for high speed microcontrollers
US10895884B2 (en) * 2017-11-14 2021-01-19 Semiconductor Components Industries, Llc Low dropout (LDO) voltage regulator with soft-start circuit
EP3511796B1 (en) * 2018-01-15 2021-06-30 Nxp B.V. A linear regulator with a common resistance
FR3092706A1 (fr) 2019-02-12 2020-08-14 Stmicroelectronics (Grenoble 2) Sas Dispositif de fourniture d'une puissance d'alimentation
US10715117B1 (en) * 2019-08-20 2020-07-14 Texas Instruments Incorporated Comparator hysteresis circuit
US12292753B2 (en) 2019-12-05 2025-05-06 Khalifa University of Science and Technology Low power digital low-dropout power regulator
JP7388697B2 (ja) * 2019-12-17 2023-11-29 株式会社アイエイアイ 制御装置及び制御方法
TWI717261B (zh) * 2020-04-16 2021-01-21 晶豪科技股份有限公司 用於有助於電壓調節器的湧浪電流降低的控制電路以及具有湧浪電流降低的電壓調節設備
US11231732B1 (en) * 2020-07-07 2022-01-25 Cirrus Logic, Inc. Pre-charge management for power-managed voltage references
CN111949060A (zh) * 2020-08-14 2020-11-17 电子科技大学 一种缓启动电路
CN114460991B (zh) * 2020-11-09 2025-03-04 扬智科技股份有限公司 电压调整装置及其模式切换检测电路
TWI787681B (zh) * 2020-11-30 2022-12-21 立積電子股份有限公司 電壓調節器
FR3117622B1 (fr) 2020-12-11 2024-05-03 St Microelectronics Grenoble 2 Courant d'appel d'au moins un régulateur de tension à faible chute
CN114625206B (zh) * 2020-12-11 2024-08-02 意法半导体(格勒诺布尔2)公司 至少一个低压差电压调节器的涌入电流
CN112489711B (zh) * 2020-12-30 2021-11-12 芯天下技术股份有限公司 缓解芯片active模式启动瞬间驱动能力不足的电路
JP2024509740A (ja) 2021-02-16 2024-03-05 エムティティ イノベーション インコーポレイテッド 投射システム、結合ロッド、プロジェクタシステムの複数の要素を位置合わせするための方法、投射システムの電源を入れるための方法、および、像を投射するための方法
US11656643B2 (en) * 2021-05-12 2023-05-23 Nxp Usa, Inc. Capless low dropout regulation
CN113359931B (zh) * 2021-07-23 2022-12-27 上海艾为电子技术股份有限公司 线性稳压器及软启动方法
CN113741607B (zh) * 2021-08-12 2022-11-22 珠海亿智电子科技有限公司 一种利用低压器件实现耐高压的线性稳压器
CN114397937A (zh) * 2021-12-31 2022-04-26 深圳飞骧科技股份有限公司 Ldo电源电路及功率放大器
FR3149398B1 (fr) * 2023-06-02 2025-06-13 St Microelectronics Int Nv Régulateur de tension
CN119065437B (zh) * 2023-06-02 2025-12-19 意法半导体国际公司 电压调节器

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Also Published As

Publication number Publication date
EP3028110B1 (en) 2019-09-11
US9778667B2 (en) 2017-10-03
JP6271731B2 (ja) 2018-01-31
JP2016527640A (ja) 2016-09-08
CN105408829A (zh) 2016-03-16
KR20160039211A (ko) 2016-04-08
KR101851772B1 (ko) 2018-04-24
US20150035505A1 (en) 2015-02-05
WO2015017236A1 (en) 2015-02-05
EP3028110A1 (en) 2016-06-08

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