GB2606457B - Prediction of load current and control current in a power converter using output voltage thresholds - Google Patents

Prediction of load current and control current in a power converter using output voltage thresholds Download PDF

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Publication number
GB2606457B
GB2606457B GB2205160.1A GB202205160A GB2606457B GB 2606457 B GB2606457 B GB 2606457B GB 202205160 A GB202205160 A GB 202205160A GB 2606457 B GB2606457 B GB 2606457B
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GB
United Kingdom
Prior art keywords
prediction
output voltage
power converter
current
voltage thresholds
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
GB2205160.1A
Other versions
GB202205160D0 (en
GB2606457A (en
Inventor
W Lawrence Jason
J King Eric
G Mackay Graeme
M Burk Theodore
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 US17/119,517 external-priority patent/US11476766B2/en
Application filed by Cirrus Logic International Semiconductor Ltd filed Critical Cirrus Logic International Semiconductor Ltd
Publication of GB202205160D0 publication Critical patent/GB202205160D0/en
Publication of GB2606457A publication Critical patent/GB2606457A/en
Application granted granted Critical
Publication of GB2606457B publication Critical patent/GB2606457B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H02M3/1584—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
    • H02M3/1586—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel switched with a phase shift, i.e. interleaved
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0025—Arrangements for modifying reference values, feedback values or error values in the control loop of a converter
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/14—Arrangements for reducing ripples from dc input or output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/14—Arrangements for reducing ripples from dc input or output
    • H02M1/15—Arrangements for reducing ripples from dc input or output using active elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/185—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dc-Dc Converters (AREA)
GB2205160.1A 2020-05-20 2021-04-29 Prediction of load current and control current in a power converter using output voltage thresholds Active GB2606457B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US202063027547P 2020-05-20 2020-05-20
US202063027596P 2020-05-20 2020-05-20
US202063027555P 2020-05-20 2020-05-20
US202063027586P 2020-05-20 2020-05-20
US202063027533P 2020-05-20 2020-05-20
US17/119,517 US11476766B2 (en) 2020-05-20 2020-12-11 Prediction of load current and control current in a power converter using output voltage thresholds
GB2106144.5A GB2596400B (en) 2020-05-20 2021-04-29 Prediction of load current and control current in a power converter using output voltage thresholds

Publications (3)

Publication Number Publication Date
GB202205160D0 GB202205160D0 (en) 2022-05-25
GB2606457A GB2606457A (en) 2022-11-09
GB2606457B true GB2606457B (en) 2022-12-28

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
GB2205160.1A Active GB2606457B (en) 2020-05-20 2021-04-29 Prediction of load current and control current in a power converter using output voltage thresholds
GB2106144.5A Active GB2596400B (en) 2020-05-20 2021-04-29 Prediction of load current and control current in a power converter using output voltage thresholds

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2106144.5A Active GB2596400B (en) 2020-05-20 2021-04-29 Prediction of load current and control current in a power converter using output voltage thresholds

Country Status (2)

Country Link
CN (1) CN115668722B (en)
GB (2) GB2606457B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5617016A (en) * 1993-10-22 1997-04-01 Sgs Microelectronics, S.R.L. Buck converter with operating mode automatically determined by the load level

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7102340B1 (en) * 2003-01-21 2006-09-05 Microsemi Corporation Dual-mode PFM boost converter
US7102339B1 (en) * 2003-01-21 2006-09-05 Microsemi, Inc. Method and apparatus to switch operating modes in a PFM converter
US9099919B2 (en) * 2011-05-09 2015-08-04 The Hong Kong University Of Science And Technology Single-inductor-multiple-output regulator with synchronized current mode hysteretic control
US8907644B2 (en) * 2011-07-14 2014-12-09 Eta Semiconductor Inc. Synchronization of hysteretic power converters
US9639102B2 (en) * 2013-02-19 2017-05-02 Nvidia Corporation Predictive current sensing
EP3322077A1 (en) * 2016-11-15 2018-05-16 Nxp B.V. Dc-dc converter controller
JP6763315B2 (en) * 2017-02-02 2020-09-30 Tdk株式会社 Switching power supply
CN107742972B (en) * 2017-12-05 2023-10-27 西南交通大学 Continuous conduction mode double hysteresis pulse sequence control method and device thereof
CN110784140A (en) * 2019-09-09 2020-02-11 哈尔滨理工大学 Control strategy for five-phase asynchronous motor according to stator magnetic field orientation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5617016A (en) * 1993-10-22 1997-04-01 Sgs Microelectronics, S.R.L. Buck converter with operating mode automatically determined by the load level

Also Published As

Publication number Publication date
CN115668722A (en) 2023-01-31
GB2596400B (en) 2022-06-15
CN115668722B (en) 2024-05-03
GB2596400A (en) 2021-12-29
GB202106144D0 (en) 2021-06-16
GB202205160D0 (en) 2022-05-25
GB2606457A (en) 2022-11-09

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