WO2008152565A3 - Supply circuit, in particular for leds - Google Patents

Supply circuit, in particular for leds Download PDF

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Publication number
WO2008152565A3
WO2008152565A3 PCT/IB2008/052259 IB2008052259W WO2008152565A3 WO 2008152565 A3 WO2008152565 A3 WO 2008152565A3 IB 2008052259 W IB2008052259 W IB 2008052259W WO 2008152565 A3 WO2008152565 A3 WO 2008152565A3
Authority
WO
WIPO (PCT)
Prior art keywords
circuit
output
input
signal
bridge
Prior art date
Application number
PCT/IB2008/052259
Other languages
French (fr)
Other versions
WO2008152565A2 (en
Inventor
Matthias Wendt
Georg Sauerlaender
Der Broeck Heinz W Van
Martin Christoph
Joseph H A M Jacobs
Dirk Hente
Original Assignee
Philips Intellectual Property
Koninkl Philips Electronics Nv
Matthias Wendt
Georg Sauerlaender
Der Broeck Heinz W Van
Martin Christoph
Joseph H A M Jacobs
Dirk Hente
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 Philips Intellectual Property, Koninkl Philips Electronics Nv, Matthias Wendt, Georg Sauerlaender, Der Broeck Heinz W Van, Martin Christoph, Joseph H A M Jacobs, Dirk Hente filed Critical Philips Intellectual Property
Publication of WO2008152565A2 publication Critical patent/WO2008152565A2/en
Publication of WO2008152565A3 publication Critical patent/WO2008152565A3/en

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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • 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
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
    • 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]
    • H05B45/39—Circuits containing inverter bridges
    • 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
    • H02M1/0083—Converters characterised by their input or output configuration
    • H02M1/0085—Partially controlled bridges
    • 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
    • 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]
    • H05B45/392—Switched mode power supply [SMPS] wherein the LEDs are placed as freewheeling diodes at the secondary side of an isolation transformer
    • 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]

Abstract

Supply circuit for supplying an output signal to a load, in particular for supplying a DC output current (Io) to an electronic lamp unit (LE), comprising: an input circuit (1) comprising input terminals (10, 11) for receiving an input supply signal (Us), a transistor H-bridge circuit (12) having separately controllable transistors (Tl, T2, T3, T4) for converting said input supply signal (Us) into a pulse signal (Ul), and an inductance circuit (Li) coupled between an input terminal (10, 11) and a H- bridge circuit input terminal (121), an output circuit (2) comprising a resonance circuit (Cs, Ls), a transformer (Tr) and an output rectifier circuit (B2), in particular a full bridge rectifier circuit, for converting said pulse signal (Ul) into said output signal (Io), and output terminals (20, 21) for outputting said output signal (Io) to said load (LE), a control circuit (3) for generating control signals (si, s2) for controlling the transistors (Tl, T2, T3, T4) of said transistor H-bridge circuit (12).
PCT/IB2008/052259 2007-06-13 2008-06-09 Supply circuit, in particular for leds WO2008152565A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07110201.6 2007-06-13
EP07110201 2007-06-13

Publications (2)

Publication Number Publication Date
WO2008152565A2 WO2008152565A2 (en) 2008-12-18
WO2008152565A3 true WO2008152565A3 (en) 2009-05-14

Family

ID=39808434

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2008/052259 WO2008152565A2 (en) 2007-06-13 2008-06-09 Supply circuit, in particular for leds

Country Status (2)

Country Link
TW (1) TW200915922A (en)
WO (1) WO2008152565A2 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010097753A1 (en) 2009-02-26 2010-09-02 Philips Intellectual Property & Standards Gmbh Resonant converter
JP5580399B2 (en) 2009-03-23 2014-08-27 コーニンクレッカ フィリップス エヌ ヴェ Supply circuit
CN102550128B (en) * 2009-09-30 2015-02-11 皇家飞利浦电子股份有限公司 Dimming of LED driver
DE102010031233A1 (en) * 2010-03-19 2011-09-22 Tridonic Ag LED operating circuit with adaptive insulating energy transmitting DC / DC converter
DE102010031239A1 (en) * 2010-03-19 2011-09-22 Tridonic Ag LED control with clocked constant current source
DE102010020483A1 (en) 2010-04-30 2011-11-03 Minebea Co., Ltd. Electrical device with a lighting device with light emitting diodes
FR2968887B1 (en) * 2010-12-13 2012-12-21 Schneider Electric Ind Sas POWER SUPPLY DEVICE AND METHOD FOR LIGHT EMITTING DIODE LIGHTING SYSTEM AND LIGHTING ASSEMBLY HAVING SUCH A DEVICE
DE102011000441B4 (en) * 2011-02-01 2014-12-18 Vossloh-Schwabe Deutschland Gmbh Operating control device and method for dimming a lamp via the supply voltage and the voltage frequency
WO2012137130A2 (en) * 2011-04-04 2012-10-11 Sgm A/S Method for driving leds
CN102186291B (en) 2011-04-18 2014-02-26 台达电子企业管理（上海）有限公司 Driving circuit structure
EP2796000B1 (en) 2011-12-23 2019-08-28 Tridonic GmbH & Co. KG Led driver with adaptive pfc and resonant converter
US11330688B2 (en) * 2012-06-15 2022-05-10 Aleddra Inc. Solid-state lighting with reduced light flickering
TWI487994B (en) * 2012-07-13 2015-06-11 Univ Ishou Light emitting diode drive
WO2014064578A1 (en) * 2012-10-25 2014-05-01 Koninklijke Philips N.V. Driver device and driving method for driving a load, in particular an led unit
US10103631B2 (en) 2014-03-24 2018-10-16 Redisem Ltd. Power converter circuit and method thereof
EP3574716B1 (en) 2017-01-26 2023-04-26 Redisem Ltd. Power converter circuit

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6034489A (en) * 1997-12-04 2000-03-07 Matsushita Electric Works R&D Laboratory, Inc. Electronic ballast circuit
US6169374B1 (en) * 1999-12-06 2001-01-02 Philips Electronics North America Corporation Electronic ballasts with current and voltage feedback paths
WO2002077738A1 (en) * 2001-03-21 2002-10-03 International Rectifier Corporation Single-stage pfc + ballast control circuit/general purpose power converter
US20040207339A1 (en) * 2003-04-15 2004-10-21 Yung-Lin Lin Power supply for an LCD panel
US20040217746A1 (en) * 2003-02-27 2004-11-04 Vincent Thiery Single stage PFC and power converter unit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6034489A (en) * 1997-12-04 2000-03-07 Matsushita Electric Works R&D Laboratory, Inc. Electronic ballast circuit
US6169374B1 (en) * 1999-12-06 2001-01-02 Philips Electronics North America Corporation Electronic ballasts with current and voltage feedback paths
WO2002077738A1 (en) * 2001-03-21 2002-10-03 International Rectifier Corporation Single-stage pfc + ballast control circuit/general purpose power converter
US20040217746A1 (en) * 2003-02-27 2004-11-04 Vincent Thiery Single stage PFC and power converter unit
US20040207339A1 (en) * 2003-04-15 2004-10-21 Yung-Lin Lin Power supply for an LCD panel

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FERRERO F ET AL: "RESONANT CONVERTER AS A HIGH PRESSURE SODIUM LAMP BALLAST", EPE. THE EUROPEAN POWER ELECTRONICS AND DRIVES JOURNAL, VDE VERLAG, BERLIN, DE, vol. 9, no. 3/04, 1 January 2000 (2000-01-01), pages 33 - 40, XP000923702 *
WU T-F ET AL: "Analysis and design of a high power factor, single-stage electronic ballast with dimming feature", APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION, 1997. APEC '97 CO NFERENCE PROCEEDINGS 1997., TWELFTH ANNUAL ATLANTA, GA, USA 23-27 FEB. 1997, NEW YORK, NY, USA,IEEE, US, vol. 2, 23 February 1997 (1997-02-23), pages 1030 - 1036, XP010215785, ISBN: 978-0-7803-3704-6 *

Also Published As

Publication number Publication date
WO2008152565A2 (en) 2008-12-18
TW200915922A (en) 2009-04-01

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