GB2599461B - Voltage regulator circuitry - Google Patents

Voltage regulator circuitry Download PDF

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Publication number
GB2599461B
GB2599461B GB2103371.7A GB202103371A GB2599461B GB 2599461 B GB2599461 B GB 2599461B GB 202103371 A GB202103371 A GB 202103371A GB 2599461 B GB2599461 B GB 2599461B
Authority
GB
United Kingdom
Prior art keywords
voltage regulator
regulator circuitry
circuitry
voltage
regulator
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB2103371.7A
Other versions
GB2599461A (en
GB202103371D0 (en
Inventor
Anthony Breslin John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cirrus Logic International Semiconductor Ltd
Original Assignee
Cirrus Logic International Semiconductor Ltd
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
Priority claimed from US17/072,070 external-priority patent/US11500405B2/en
Application filed by Cirrus Logic International Semiconductor Ltd filed Critical Cirrus Logic International Semiconductor Ltd
Publication of GB202103371D0 publication Critical patent/GB202103371D0/en
Publication of GB2599461A publication Critical patent/GB2599461A/en
Application granted granted Critical
Publication of GB2599461B publication Critical patent/GB2599461B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • G05F1/618—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series and in parallel 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)
GB2103371.7A 2020-04-23 2021-03-11 Voltage regulator circuitry Active GB2599461B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063014295P 2020-04-23 2020-04-23
US17/072,070 US11500405B2 (en) 2020-04-23 2020-10-16 Voltage regulator circuitry

Publications (3)

Publication Number Publication Date
GB202103371D0 GB202103371D0 (en) 2021-04-28
GB2599461A GB2599461A (en) 2022-04-06
GB2599461B true GB2599461B (en) 2022-09-21

Family

ID=75623157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2103371.7A Active GB2599461B (en) 2020-04-23 2021-03-11 Voltage regulator circuitry

Country Status (1)

Country Link
GB (1) GB2599461B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024039270A1 (en) * 2022-08-18 2024-02-22 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus for providing signals to a voltage regulator
CN117270619B (en) * 2023-11-17 2024-02-09 苏州贝克微电子股份有限公司 Circuit structure for improving stability of output voltage

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200976692Y (en) * 2005-04-29 2007-11-14 美国凹凸微系有限公司 Serial power supply circuit for LED string
EP3425475A1 (en) * 2017-07-03 2019-01-09 Macronix International Co., Ltd. Fast transient response voltage regulator with predictive loading

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200976692Y (en) * 2005-04-29 2007-11-14 美国凹凸微系有限公司 Serial power supply circuit for LED string
EP3425475A1 (en) * 2017-07-03 2019-01-09 Macronix International Co., Ltd. Fast transient response voltage regulator with predictive loading

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
2004, ANONYMOUS, "Switched-Capacitor Resistor", pages 1-4 *
WIKIPEDIA, 2019, ANONYMOUS, "Pulse-density modulation - Wikipedia" *

Also Published As

Publication number Publication date
GB2599461A (en) 2022-04-06
GB202103371D0 (en) 2021-04-28

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