DE112012004690A5 - Operating circuit for LEDs - Google Patents

Operating circuit for LEDs Download PDF

Info

Publication number
DE112012004690A5
DE112012004690A5 DE112012004690.0T DE112012004690T DE112012004690A5 DE 112012004690 A5 DE112012004690 A5 DE 112012004690A5 DE 112012004690 T DE112012004690 T DE 112012004690T DE 112012004690 A5 DE112012004690 A5 DE 112012004690A5
Authority
DE
Germany
Prior art keywords
leds
operating circuit
operating
circuit
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.)
Withdrawn
Application number
DE112012004690.0T
Other languages
German (de)
Inventor
Ueli Keller
Thomas Küng
Eduardo Pereira
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 DE112012004690A5 publication Critical patent/DE112012004690A5/en
Withdrawn legal-status Critical Current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]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
    • 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
    • H05B45/32—Pulse-control circuits
    • H05B45/327—Burst dimming
    • 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
    • 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
DE112012004690.0T 2011-11-11 2012-11-12 Operating circuit for LEDs Withdrawn DE112012004690A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT6182011 2011-11-11
ATGM618/2011 2011-11-11
PCT/AT2012/000288 WO2013067563A2 (en) 2011-11-11 2012-11-12 Operating circuit for light-emitting diodes

Publications (1)

Publication Number Publication Date
DE112012004690A5 true DE112012004690A5 (en) 2014-07-24

Family

ID=48290693

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112012004690.0T Withdrawn DE112012004690A5 (en) 2011-11-11 2012-11-12 Operating circuit for LEDs

Country Status (2)

Country Link
DE (1) DE112012004690A5 (en)
WO (1) WO2013067563A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018206205A1 (en) * 2018-04-23 2019-10-24 Tridonic Gmbh & Co Kg SUPPLY CIRCUIT AND METHOD FOR SUPPLYING AN ELECTRICAL LOAD

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7071762B2 (en) * 2001-01-31 2006-07-04 Koninklijke Philips Electronics N.V. Supply assembly for a led lighting module
WO2007139975A1 (en) * 2006-05-26 2007-12-06 Lumificient Technologies, Llc Current regulator apparatus and methods

Also Published As

Publication number Publication date
WO2013067563A3 (en) 2013-08-22
WO2013067563A2 (en) 2013-05-16

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Legal Events

Date Code Title Description
R005 Application deemed withdrawn due to failure to request examination
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: H05B0033080000

Ipc: H05B0045000000