CN106664764B - Led驱动电路、led电路和驱动方法 - Google Patents

Led驱动电路、led电路和驱动方法 Download PDF

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Publication number
CN106664764B
CN106664764B CN201580040086.3A CN201580040086A CN106664764B CN 106664764 B CN106664764 B CN 106664764B CN 201580040086 A CN201580040086 A CN 201580040086A CN 106664764 B CN106664764 B CN 106664764B
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CN
China
Prior art keywords
current
circuit
electric current
driving
led matrix
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
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CN201580040086.3A
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English (en)
Chinese (zh)
Other versions
CN106664764A (zh
Inventor
A·希尔格斯
刘圆强
H·J·G·拉德马赫
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Koninklijke Philips NV
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Koninklijke Philips NV
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Publication date
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Publication of CN106664764A publication Critical patent/CN106664764A/zh
Application granted granted Critical
Publication of CN106664764B publication Critical patent/CN106664764B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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]
    • H05B45/10—Controlling the intensity of the light
    • 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
    • H05B45/357—Driver circuits specially adapted for retrofit LED light sources
    • H05B45/3574—Emulating the electrical or functional characteristics of incandescent lamps
    • H05B45/3575—Emulating the electrical or functional characteristics of incandescent lamps by means of dummy loads or bleeder circuits, e.g. for dimmers
    • 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]
    • 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]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/59—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits for reducing or suppressing flicker or glow effects

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
CN201580040086.3A 2014-07-23 2015-07-22 Led驱动电路、led电路和驱动方法 Expired - Fee Related CN106664764B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN2014082842 2014-07-23
CNPCT/CN2014/082842 2014-07-23
EP14187660 2014-10-03
EP14187660.7 2014-10-03
PCT/EP2015/066804 WO2016012522A1 (en) 2014-07-23 2015-07-22 Led driver circuit, led circuit and drive method

Publications (2)

Publication Number Publication Date
CN106664764A CN106664764A (zh) 2017-05-10
CN106664764B true CN106664764B (zh) 2019-01-22

Family

ID=53610908

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580040086.3A Expired - Fee Related CN106664764B (zh) 2014-07-23 2015-07-22 Led驱动电路、led电路和驱动方法

Country Status (5)

Country Link
US (1) US10015854B2 (enExample)
EP (1) EP3172943A1 (enExample)
JP (1) JP6617136B2 (enExample)
CN (1) CN106664764B (enExample)
WO (1) WO2016012522A1 (enExample)

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US10973093B2 (en) * 2016-12-05 2021-04-06 Lutron Technology Company Llc Control module for a driver for an electrical load
DE102016225978A1 (de) * 2016-12-22 2018-06-28 Osram Gmbh Schaltungsanordnung zum Betreiben einer Last
US10178717B2 (en) 2017-03-09 2019-01-08 Dongming Li Lamp-control circuit for lamp array emitting constant light output
US10362644B1 (en) * 2017-07-28 2019-07-23 Universal Lighting Technologies, Inc. Flyback converter with load condition control circuit
CN108463030A (zh) * 2018-04-18 2018-08-28 矽力杰半导体技术(杭州)有限公司 具有可控硅调光器的led驱动电路、电路模块及控制方法
CN108430139B (zh) * 2018-05-28 2020-03-06 矽力杰半导体技术(杭州)有限公司 具有可控硅调光器的led驱动电路及其控制方法
JP7029353B2 (ja) * 2018-05-30 2022-03-03 ニチコン株式会社 照明用電源装置
CN110829987B (zh) * 2018-08-10 2024-12-06 上海艾为电子技术股份有限公司 功放保护电路及电子设备
US11910503B2 (en) 2019-05-07 2024-02-20 Signify Holding B.V. System and method for determining a characteristic of an input signal
EP3991522B1 (en) * 2019-06-25 2023-10-11 Signify Holding B.V. Current driver and driving method
WO2021191067A1 (en) * 2020-03-24 2021-09-30 Signify Holding B.V. Led driving arrangement and driving method
CN111432526B (zh) 2020-04-13 2023-02-21 昂宝电子（上海）有限公司 用于led照明系统的功率因子优化的控制系统和方法
CN119732176A (zh) 2022-07-21 2025-03-28 昕诺飞控股有限公司 Led照明电路和包括该led照明电路的led灯具

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US20070182347A1 (en) * 2006-01-20 2007-08-09 Exclara Inc. Impedance matching circuit for current regulation of solid state lighting
WO2011013060A2 (en) * 2009-07-27 2011-02-03 Koninklijke Philips Electronics N.V. Bleeder circuit
US20110068706A1 (en) * 2009-09-18 2011-03-24 Toshiba Lighting & Technology Corporation Led lighting device and illumination apparatus
US20110234115A1 (en) * 2010-03-23 2011-09-29 Takayuki Shimizu Led drive circuit, led illumination fixture, led illumination device, and led illumination system
CN103907398A (zh) * 2011-11-04 2014-07-02 皇家飞利浦有限公司 用于驱动负载且具有极性相关分压电路的驱动器装置和驱动方法

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TWI465150B (zh) 2012-10-19 2014-12-11 Lextar Electronics Corp 調光電路及應用其之照明系統
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Publication number Priority date Publication date Assignee Title
US20070182347A1 (en) * 2006-01-20 2007-08-09 Exclara Inc. Impedance matching circuit for current regulation of solid state lighting
WO2011013060A2 (en) * 2009-07-27 2011-02-03 Koninklijke Philips Electronics N.V. Bleeder circuit
US20110068706A1 (en) * 2009-09-18 2011-03-24 Toshiba Lighting & Technology Corporation Led lighting device and illumination apparatus
US20110234115A1 (en) * 2010-03-23 2011-09-29 Takayuki Shimizu Led drive circuit, led illumination fixture, led illumination device, and led illumination system
CN103907398A (zh) * 2011-11-04 2014-07-02 皇家飞利浦有限公司 用于驱动负载且具有极性相关分压电路的驱动器装置和驱动方法

Also Published As

Publication number Publication date
JP2017521840A (ja) 2017-08-03
US10015854B2 (en) 2018-07-03
EP3172943A1 (en) 2017-05-31
US20170208660A1 (en) 2017-07-20
CN106664764A (zh) 2017-05-10
JP6617136B2 (ja) 2019-12-11
WO2016012522A1 (en) 2016-01-28

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Granted publication date: 20190122

Termination date: 20200722