GB201512809D0 - Low power switching linear regulator - Google Patents

Low power switching linear regulator

Info

Publication number
GB201512809D0
GB201512809D0 GBGB1512809.3A GB201512809A GB201512809D0 GB 201512809 D0 GB201512809 D0 GB 201512809D0 GB 201512809 A GB201512809 A GB 201512809A GB 201512809 D0 GB201512809 D0 GB 201512809D0
Authority
GB
United Kingdom
Prior art keywords
low power
power switching
linear regulator
switching linear
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.)
Granted
Application number
GBGB1512809.3A
Other versions
GB2531394B (en
GB2531394A (en
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.)
Qualcomm Technologies International Ltd
Original Assignee
Cambridge Silicon Radio 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 US14/196,457 external-priority patent/US9606558B2/en
Application filed by Cambridge Silicon Radio Ltd filed Critical Cambridge Silicon Radio Ltd
Publication of GB201512809D0 publication Critical patent/GB201512809D0/en
Publication of GB2531394A publication Critical patent/GB2531394A/en
Application granted granted Critical
Publication of GB2531394B publication Critical patent/GB2531394B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G05F1/563—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
    • G05F1/575—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
    • G05F1/565—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)
GB1512809.3A 2014-03-04 2014-08-07 Low-power switching linear regulator Expired - Fee Related GB2531394B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/196,457 US9606558B2 (en) 2014-03-04 2014-03-04 Lower power switching linear regulator
GB1414014.9A GB2523860B (en) 2014-03-04 2014-08-07 Low power switching linear regulator

Publications (3)

Publication Number Publication Date
GB201512809D0 true GB201512809D0 (en) 2015-09-02
GB2531394A GB2531394A (en) 2016-04-20
GB2531394B GB2531394B (en) 2021-01-27

Family

ID=55590686

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1512809.3A Expired - Fee Related GB2531394B (en) 2014-03-04 2014-08-07 Low-power switching linear regulator

Country Status (1)

Country Link
GB (1) GB2531394B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006018409A (en) * 2004-06-30 2006-01-19 Denso Corp Power supply circuit
JP4556795B2 (en) * 2005-07-25 2010-10-06 株式会社デンソー Power circuit
DE102008027392B4 (en) * 2008-06-09 2019-03-21 Atmel Corp. Circuit and method for operating a circuit
US9444456B2 (en) * 2011-07-20 2016-09-13 Nxp B.V. Circuit and method for powering an integrated circuit having first and second power regulators respectively configured and arranged to provide regulated power at main and standby power levels

Also Published As

Publication number Publication date
GB2531394B (en) 2021-01-27
GB2531394A (en) 2016-04-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20210427