EP4364530A4 - Stromversorgungsschaltung, treiber und steuerverfahren - Google Patents

Stromversorgungsschaltung, treiber und steuerverfahren Download PDF

Info

Publication number
EP4364530A4
EP4364530A4 EP21953084.7A EP21953084A EP4364530A4 EP 4364530 A4 EP4364530 A4 EP 4364530A4 EP 21953084 A EP21953084 A EP 21953084A EP 4364530 A4 EP4364530 A4 EP 4364530A4
Authority
EP
European Patent Office
Prior art keywords
driver
power supply
supply circuit
controlling method
controlling
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.)
Pending
Application number
EP21953084.7A
Other languages
English (en)
French (fr)
Other versions
EP4364530A1 (de
Inventor
Shengwei Liu
Qiuxiang MAO
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.)
Tridonic GmbH and Co KG
Original Assignee
Tridonic GmbH and Co KG
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
Application filed by Tridonic GmbH and Co KG filed Critical Tridonic GmbH and Co KG
Publication of EP4364530A1 publication Critical patent/EP4364530A1/de
Publication of EP4364530A4 publication Critical patent/EP4364530A4/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • 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
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/355—Power factor correction [PFC]; Reactive power compensation
    • 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
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4258—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a regulated and galvanically isolated DC output voltage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
EP21953084.7A 2021-08-10 2021-08-10 Stromversorgungsschaltung, treiber und steuerverfahren Pending EP4364530A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/111828 WO2023015453A1 (en) 2021-08-10 2021-08-10 Power supply circuit, driver and controlling method

Publications (2)

Publication Number Publication Date
EP4364530A1 EP4364530A1 (de) 2024-05-08
EP4364530A4 true EP4364530A4 (de) 2024-09-18

Family

ID=85200372

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21953084.7A Pending EP4364530A4 (de) 2021-08-10 2021-08-10 Stromversorgungsschaltung, treiber und steuerverfahren

Country Status (3)

Country Link
EP (1) EP4364530A4 (de)
CN (1) CN117999855A (de)
WO (1) WO2023015453A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150091462A1 (en) * 2013-10-01 2015-04-02 General Electric Company Two-stage led driver with buck pfc and improved thd
DE202016107324U1 (de) * 2016-12-23 2018-03-26 Tridonic Gmbh & Co Kg Schaltungsanordnung zum Betreiben von Leuchtmitteln
US20190089256A1 (en) * 2017-09-21 2019-03-21 Dialog Semiconductor Inc. Single-stage power converter with power factor correction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010000939A1 (de) * 2010-01-15 2011-07-21 Tridonic Ag Leuchtmittel-Betriebsgerät mit temperaturabhängiger Schutzschaltung
CN207283867U (zh) * 2017-08-11 2018-04-27 深圳市恒耀光电科技有限公司 一种超薄型原边反馈led驱动控制电路
CN209982342U (zh) * 2019-01-21 2020-01-21 深圳市吉奥科技有限公司 一种基于单端的反激式电源
CN211296288U (zh) * 2019-12-03 2020-08-18 深圳市瑞晶实业有限公司 一种直流充电控制电路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150091462A1 (en) * 2013-10-01 2015-04-02 General Electric Company Two-stage led driver with buck pfc and improved thd
DE202016107324U1 (de) * 2016-12-23 2018-03-26 Tridonic Gmbh & Co Kg Schaltungsanordnung zum Betreiben von Leuchtmitteln
US20190089256A1 (en) * 2017-09-21 2019-03-21 Dialog Semiconductor Inc. Single-stage power converter with power factor correction

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023015453A1 *

Also Published As

Publication number Publication date
WO2023015453A1 (en) 2023-02-16
EP4364530A1 (de) 2024-05-08
CN117999855A (zh) 2024-05-07

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