ATE467331T1 - Led-ansteuereinrichtung - Google Patents

Led-ansteuereinrichtung

Info

Publication number
ATE467331T1
ATE467331T1 AT06425425T AT06425425T ATE467331T1 AT E467331 T1 ATE467331 T1 AT E467331T1 AT 06425425 T AT06425425 T AT 06425425T AT 06425425 T AT06425425 T AT 06425425T AT E467331 T1 ATE467331 T1 AT E467331T1
Authority
AT
Austria
Prior art keywords
leds
current
switching
led
drive current
Prior art date
Application number
AT06425425T
Other languages
English (en)
Inventor
Alberto Ferro
Original Assignee
Osram Gmbh
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 Osram Gmbh filed Critical Osram Gmbh
Application granted granted Critical
Publication of ATE467331T1 publication Critical patent/ATE467331T1/de

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]
    • H05B45/10—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
    • H05B45/37—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]
    • H05B45/375—Switched mode power supply [SMPS] using buck 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
AT06425425T 2006-06-22 2006-06-22 Led-ansteuereinrichtung ATE467331T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06425425A EP1871144B1 (de) 2006-06-22 2006-06-22 LED-Ansteuereinrichtung

Publications (1)

Publication Number Publication Date
ATE467331T1 true ATE467331T1 (de) 2010-05-15

Family

ID=37313694

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06425425T ATE467331T1 (de) 2006-06-22 2006-06-22 Led-ansteuereinrichtung

Country Status (10)

Country Link
US (1) US8143810B2 (de)
EP (1) EP1871144B1 (de)
JP (1) JP2009541980A (de)
KR (1) KR101437017B1 (de)
CN (1) CN101473694B (de)
AT (1) ATE467331T1 (de)
AU (1) AU2007263128A1 (de)
DE (1) DE602006014124D1 (de)
TW (1) TW200808126A (de)
WO (1) WO2007147724A1 (de)

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US9178415B1 (en) 2009-10-15 2015-11-03 Cirrus Logic, Inc. Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter
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WO2011069176A1 (de) * 2009-12-07 2011-06-16 Tridonic Gmbh & Co. Kg Treiberschaltung für eine led
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US8912781B2 (en) * 2010-07-30 2014-12-16 Cirrus Logic, Inc. Integrated circuit switching power supply controller with selectable buck mode operation
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CN102427633B (zh) * 2010-08-16 2013-03-13 凹凸电子（武汉）有限公司 给光源供电的电路和方法
US9510401B1 (en) 2010-08-24 2016-11-29 Cirrus Logic, Inc. Reduced standby power in an electronic power control system
CN102754531B (zh) * 2010-12-02 2015-01-21 上舜照明（中国）有限公司 一种led驱动电源电路、驱动电源和照明装置
US10057952B2 (en) 2010-12-15 2018-08-21 Cree, Inc. Lighting apparatus using a non-linear current sensor and methods of operation thereof
US9025347B2 (en) 2010-12-16 2015-05-05 Cirrus Logic, Inc. Switching parameter based discontinuous mode-critical conduction mode transition
JP2012138279A (ja) * 2010-12-27 2012-07-19 Sanken Electric Co Ltd Ｌｅｄ駆動装置
US8543505B2 (en) * 2011-01-14 2013-09-24 Federal Law Enforcement Development Services, Inc. Method of providing lumens and tracking of lumen consumption
CN103563484B (zh) 2011-03-24 2017-02-15 美高森美公司 Led发光的亮度控制
WO2012167127A1 (en) 2011-06-03 2012-12-06 Cirrus Logic, Inc. Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter
CN103583082B (zh) 2011-06-03 2016-11-02 皇家飞利浦有限公司 用于控制开关功率变换器的方法和设备以及功率变换设备
JP5838346B2 (ja) * 2011-10-24 2016-01-06 パナソニックＩｐマネジメント株式会社 点灯装置および、これを用いた照明器具
JP5870291B2 (ja) * 2011-11-22 2016-02-24 パナソニックＩｐマネジメント株式会社 調光器
WO2013090852A2 (en) 2011-12-14 2013-06-20 Cirrus Logic, Inc. Adaptive current control timing and responsive current control for interfacing with a dimmer
WO2013137410A1 (ja) * 2012-03-16 2013-09-19 シチズンホールディングス株式会社 Ｌｅｄ駆動回路
JP5999326B2 (ja) 2012-07-05 2016-09-28 パナソニックＩｐマネジメント株式会社 Ｌｅｄ点灯装置、および照明器具
US9520794B2 (en) 2012-07-25 2016-12-13 Philips Lighting Holding B.V Acceleration of output energy provision for a load during start-up of a switching power converter
TWI465150B (zh) * 2012-10-19 2014-12-11 Lextar Electronics Corp 調光電路及應用其之照明系統
EP2965592A1 (de) 2013-03-07 2016-01-13 Koninklijke Philips N.V. Verwendung sekundärseitiger leitungszeitparameter eines schaltleistungswandlers zur erzeugung von energie für eine last
US9166485B2 (en) 2013-03-11 2015-10-20 Cirrus Logic, Inc. Quantization error reduction in constant output current control drivers
WO2014164740A1 (en) 2013-03-11 2014-10-09 Cirrus Logic, Inc. Reduction of supply current variations using compensation current control
WO2014186776A1 (en) 2013-05-17 2014-11-20 Cirrus Logic, Inc. Charge pump-based circuitry for bjt power supply
WO2014186765A1 (en) 2013-05-17 2014-11-20 Cirrus Logic, Inc. Single pin control of bipolar junction transistor (bjt)-based power stage
KR101498103B1 (ko) * 2013-05-21 2015-03-04 이노인스 주식회사 발광 다이오드 구동 장치 및 방법
US9504106B2 (en) 2013-07-29 2016-11-22 Cirrus Logic, Inc. Compensating for a reverse recovery time period of a bipolar junction transistor (BJT) in switch-mode operation of a light-emitting diode (LED)-based bulb
US9496855B2 (en) 2013-07-29 2016-11-15 Cirrus Logic, Inc. Two terminal drive of bipolar junction transistor (BJT) of a light emitting diode (LED)-based bulb
US9214862B2 (en) 2014-04-17 2015-12-15 Philips International, B.V. Systems and methods for valley switching in a switching power converter
CN103987162B (zh) * 2014-05-08 2017-03-08 深圳市智华照明科技有限公司 一种负载自适应led电源
WO2015179277A1 (en) * 2014-05-19 2015-11-26 Microchip Technology Incorporated Method and system for improving led lifetime and color quality in dimming apparatus
US9325236B1 (en) 2014-11-12 2016-04-26 Koninklijke Philips N.V. Controlling power factor in a switching power converter operating in discontinuous conduction mode
EP3224938B1 (de) 2014-11-24 2020-02-19 Coherent, Inc. Stromtreiber für ein diodenlaser-system
US9504118B2 (en) 2015-02-17 2016-11-22 Cirrus Logic, Inc. Resistance measurement of a resistor in a bipolar junction transistor (BJT)-based power stage
US9609701B2 (en) 2015-02-27 2017-03-28 Cirrus Logic, Inc. Switch-mode drive sensing of reverse recovery in bipolar junction transistor (BJT)-based power converters
US9603206B2 (en) 2015-02-27 2017-03-21 Cirrus Logic, Inc. Detection and control mechanism for tail current in a bipolar junction transistor (BJT)-based power stage
US10904964B2 (en) * 2018-01-28 2021-01-26 Leedarson America Inc. Driver circuit for controlling brightness of light-emitting diode using switch unit and lighting control unit
CN111903031B (zh) * 2018-04-06 2025-01-14 昕诺飞控股有限公司 具有电池的系统和控制该系统的方法
CA3116939C (en) 2018-10-26 2023-08-15 Mate. Llc Inrush current limited ac/dc power converter apparatus and method
CN110113844B (zh) * 2019-05-31 2025-01-21 太龙(福建)数据有限公司 一种led的控制电路及其监控摄像头、监控系统

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CN2826895Y (zh) * 2005-09-16 2006-10-11 谭泽民 一种变色led灯具恒定电流驱动器控制电路
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Also Published As

Publication number Publication date
US20090184665A1 (en) 2009-07-23
TW200808126A (en) 2008-02-01
AU2007263128A1 (en) 2007-12-27
EP1871144B1 (de) 2010-05-05
CN101473694B (zh) 2013-06-12
US8143810B2 (en) 2012-03-27
EP1871144A1 (de) 2007-12-26
WO2007147724A1 (en) 2007-12-27
JP2009541980A (ja) 2009-11-26
DE602006014124D1 (de) 2010-06-17
KR101437017B1 (ko) 2014-09-02
CN101473694A (zh) 2009-07-01
KR20090033237A (ko) 2009-04-01

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