GB2531394B - Low-power switching linear regulator - Google Patents

Low-power switching linear regulator Download PDF

Info

Publication number
GB2531394B
GB2531394B GB1512809.3A GB201512809A GB2531394B GB 2531394 B GB2531394 B GB 2531394B GB 201512809 A GB201512809 A GB 201512809A GB 2531394 B GB2531394 B GB 2531394B
Authority
GB
United Kingdom
Prior art keywords
low
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.)
Expired - Fee Related
Application number
GB1512809.3A
Other versions
GB201512809D0 (en
GB2531394A (en
Inventor
Zolnhofer Jens
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
Qualcomm Technologies International 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 Qualcomm Technologies International Ltd filed Critical Qualcomm Technologies International 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
    • G05F1/575—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
    • 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 GB201512809D0 (en) 2015-09-02
GB2531394A GB2531394A (en) 2016-04-20
GB2531394B true 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)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113746178A (en) * 2021-09-15 2021-12-03 上海伏达半导体有限公司 Battery charging device, method and controller

Citations (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
US20070018711A1 (en) * 2005-07-25 2007-01-25 Denso Corporation Power supply circuit
US20120236674A1 (en) * 2008-06-09 2012-09-20 Wolfram Kluge Circuit and Method for Operating a Circuit
US20130021091A1 (en) * 2011-07-20 2013-01-24 Peter Robertson Power control circuit and method therefor

Patent Citations (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
US20070018711A1 (en) * 2005-07-25 2007-01-25 Denso Corporation Power supply circuit
US20120236674A1 (en) * 2008-06-09 2012-09-20 Wolfram Kluge Circuit and Method for Operating a Circuit
US20130021091A1 (en) * 2011-07-20 2013-01-24 Peter Robertson Power control circuit and method therefor

Also Published As

Publication number Publication date
GB201512809D0 (en) 2015-09-02
GB2531394A (en) 2016-04-20

Similar Documents

Publication Publication Date Title
DK3183475T3 (en) Linear actuator
GB2544202B (en) Switched mode converter with low-voltage linear mode
GB201411062D0 (en) Improvements in movement control devices
GB201518337D0 (en) Linear device
GB201419798D0 (en) Text prediction integration
ZA201605140B (en) Carbohydrate-enriched recombinant microorganisms
PL3172634T3 (en) Regulating valve
PL3175145T3 (en) Linear actuator
GB201510600D0 (en) Voltage regulators
GB2523860B (en) Low power switching linear regulator
GB201405496D0 (en) Linear assembly
PL3123035T3 (en) Screw
GB201409495D0 (en) Smart switches
GB2540750B (en) Power supply
GB201515257D0 (en) Control Module
SG11201609583XA (en) Generation load control
EP3096029A4 (en) Linear motion guiding device
GB201407161D0 (en) Linear accelerator
HK1215929A1 (en) Pappalysin regulator
DK3190927T3 (en) Linear dual actuator
GB201504848D0 (en) Linear recessed structure for lighting
GB201420438D0 (en) Switching arrangement
EP3098934A4 (en) Power control device
GB201510602D0 (en) Voltage regulators
SG11201608568WA (en) Linear bearing

Legal Events

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

Effective date: 20210427