JP7648609B2 - Ｌｄｏのための事前調節器 - Google Patents

Ｌｄｏのための事前調節器 Download PDF

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JP7648609B2
JP7648609B2 JP2022518192A JP2022518192A JP7648609B2 JP 7648609 B2 JP7648609 B2 JP 7648609B2 JP 2022518192 A JP2022518192 A JP 2022518192A JP 2022518192 A JP2022518192 A JP 2022518192A JP 7648609 B2 JP7648609 B2 JP 7648609B2
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coupled
pfet
gate
nfet
supply voltage
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Japanese (ja)
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JP2022549254A5 (https=
JP2022549254A (ja
Inventor
ハッサン メヘディ
エヴァン ファルケンバーグ グラント
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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
日本テキサス・インスツルメンツ合同会社
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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
    • G05F1/468—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
    • 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
    • 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
    • G05F1/59—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 plural semiconductor devices as final control devices for a single load
    • 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
    • G05F3/18—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using Zener diodes
    • G05F3/185—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using Zener diodes and field-effect transistors

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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)
  • Nonlinear Science (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Dc-Dc Converters (AREA)
JP2022518192A 2019-09-20 2020-09-21 Ｌｄｏのための事前調節器 Active JP7648609B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962903632P 2019-09-20 2019-09-20
US62/903,632 2019-09-20
US16/674,577 2019-11-05
US16/674,577 US10942536B1 (en) 2019-09-20 2019-11-05 Pre-regulator for an LDO
PCT/US2020/051738 WO2021055923A1 (en) 2019-09-20 2020-09-21 Pre-regulator for an ldo

Publications (3)

Publication Number Publication Date
JP2022549254A JP2022549254A (ja) 2022-11-24
JP2022549254A5 JP2022549254A5 (https=) 2023-09-25
JP7648609B2 true JP7648609B2 (ja) 2025-03-18

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ID=74851636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022518192A Active JP7648609B2 (ja) 2019-09-20 2020-09-21 Ｌｄｏのための事前調節器

Country Status (6)

Country Link
US (1) US10942536B1 (https=)
EP (1) EP4031954A4 (https=)
JP (1) JP7648609B2 (https=)
KR (1) KR20220061134A (https=)
CN (1) CN114424139B (https=)
WO (1) WO2021055923A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114189148B (zh) * 2022-01-21 2022-10-21 钰泰半导体股份有限公司 功率转换器及其控制方法
TWI799145B (zh) * 2022-02-18 2023-04-11 瑞昱半導體股份有限公司 D類放大器驅動電路
US12001235B2 (en) * 2022-03-30 2024-06-04 Texas Instruments Incorporated Startup circuit for high voltage low power voltage regulator
US12456910B2 (en) * 2023-04-12 2025-10-28 Cisco Technology, Inc. Latch-up mitigated charge pump for high power supply rejection low-dropout regulator
CN118605687B (zh) * 2024-06-25 2025-04-18 芯弘微电子(深圳)有限公司 电压稳定电路、电源模块和电子设备
WO2026034665A1 (ko) * 2024-08-08 2026-02-12 엘지전자 주식회사 디스플레이 장치 및 그의 동작 방법
CN119356462B (zh) * 2024-12-23 2025-04-25 江苏帝奥微电子股份有限公司 一种高压启动电路

Citations (7)

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Publication number Priority date Publication date Assignee Title
JP2001195136A (ja) 1999-11-30 2001-07-19 Nokia Mobile Phones Ltd バッテリー駆動される装置における入力電圧制限回路ならびに動作方法
JP2002270781A (ja) 2001-03-12 2002-09-20 Ricoh Co Ltd 半導体装置及び定電圧回路
JP2015102999A (ja) 2013-11-25 2015-06-04 新日本無線株式会社 電源回路
US20150188421A1 (en) 2013-12-26 2015-07-02 Samsung Electro-Mechanics Co., Ltd. Voltage regulator
JP2016143394A (ja) 2015-02-05 2016-08-08 ローム株式会社 リニア電源及びこれを用いた電子機器
JP2017037433A (ja) 2015-08-07 2017-02-16 パナソニックＩｐマネジメント株式会社 自動火災報知システムの子機、自動火災報知システム、および自動火災報知システムの親機
JP2017174336A (ja) 2016-03-25 2017-09-28 新日本無線株式会社 電源回路

Family Cites Families (11)

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JPH03100814A (ja) * 1989-09-14 1991-04-25 Fukushima Nippon Denki Kk 定電圧回路
US5982158A (en) * 1999-04-19 1999-11-09 Delco Electronics Corporaiton Smart IC power control
KR100608112B1 (ko) * 2004-08-27 2006-08-02 삼성전자주식회사 과전류 보호회로를 구비한 전원 레귤레이터 및 전원레귤레이터의 과전류 보호방법
CN102948035A (zh) * 2010-06-16 2013-02-27 株式会社自动网络技术研究所 电源控制电路及电源控制装置
US8575903B2 (en) * 2010-12-23 2013-11-05 Texas Instruments Incorporated Voltage regulator that can operate with or without an external power transistor
US9104222B2 (en) * 2012-08-24 2015-08-11 Freescale Semiconductor, Inc. Low dropout voltage regulator with a floating voltage reference
JP6491520B2 (ja) * 2015-04-10 2019-03-27 ローム株式会社 リニア電源回路
RU2611021C2 (ru) * 2015-05-26 2017-02-17 Федеральное государственное образовательное бюджетное учреждение высшего профессионального образования "Сибирский государственный университет телекоммуникаций и информатики" (ФГОБУ ВПО "СибГУТИ") Стабилизатор постоянного напряжения
CN205847214U (zh) * 2016-02-16 2016-12-28 世意法（北京）半导体研发有限责任公司 用于开关功率晶体管的电子电路和电子设备
CN205787995U (zh) * 2016-05-18 2016-12-07 湖州绿明微电子有限公司 Ldo调压器、交流设备
GB2558877A (en) * 2016-12-16 2018-07-25 Nordic Semiconductor Asa Voltage regulator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001195136A (ja) 1999-11-30 2001-07-19 Nokia Mobile Phones Ltd バッテリー駆動される装置における入力電圧制限回路ならびに動作方法
JP2002270781A (ja) 2001-03-12 2002-09-20 Ricoh Co Ltd 半導体装置及び定電圧回路
JP2015102999A (ja) 2013-11-25 2015-06-04 新日本無線株式会社 電源回路
US20150188421A1 (en) 2013-12-26 2015-07-02 Samsung Electro-Mechanics Co., Ltd. Voltage regulator
JP2016143394A (ja) 2015-02-05 2016-08-08 ローム株式会社 リニア電源及びこれを用いた電子機器
JP2017037433A (ja) 2015-08-07 2017-02-16 パナソニックＩｐマネジメント株式会社 自動火災報知システムの子機、自動火災報知システム、および自動火災報知システムの親機
JP2017174336A (ja) 2016-03-25 2017-09-28 新日本無線株式会社 電源回路

Also Published As

Publication number Publication date
US10942536B1 (en) 2021-03-09
KR20220061134A (ko) 2022-05-12
CN114424139B (zh) 2024-05-14
EP4031954A1 (en) 2022-07-27
CN114424139A (zh) 2022-04-29
EP4031954A4 (en) 2022-11-16
WO2021055923A1 (en) 2021-03-25
JP2022549254A (ja) 2022-11-24
US20210089067A1 (en) 2021-03-25

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