JP7804587B2 - 過電圧保護を備えるランプドライバ - Google Patents

過電圧保護を備えるランプドライバ

Info

Publication number
JP7804587B2
JP7804587B2 JP2022565756A JP2022565756A JP7804587B2 JP 7804587 B2 JP7804587 B2 JP 7804587B2 JP 2022565756 A JP2022565756 A JP 2022565756A JP 2022565756 A JP2022565756 A JP 2022565756A JP 7804587 B2 JP7804587 B2 JP 7804587B2
Authority
JP
Japan
Prior art keywords
circuit
voltage
current
output voltage
output
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.)
Active
Application number
JP2022565756A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023524428A5 (https=
JP2023524428A (ja
Inventor
ボーデグラヴェン タイメン コルネリス ヴァン
ラインホルト エルフェリッヒ
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.)
Signify Holding BV
Original Assignee
Signify Holding BV
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 Signify Holding BV filed Critical Signify Holding BV
Publication of JP2023524428A publication Critical patent/JP2023524428A/ja
Publication of JP2023524428A5 publication Critical patent/JP2023524428A5/ja
Application granted granted Critical
Publication of JP7804587B2 publication Critical patent/JP7804587B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective 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
    • H05B45/37—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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/18—Controlling the light source by remote control via data-bus transmission
    • H05B47/183—Controlling the light source by remote control via data-bus transmission using digital addressable lighting interface [DALI] communication protocols
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/24—Circuit arrangements for protecting against overvoltage
    • 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)
  • Dc-Dc Converters (AREA)
JP2022565756A 2020-04-28 2021-04-22 過電圧保護を備えるランプドライバ Active JP7804587B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20171738 2020-04-28
EP20171738.6 2020-04-28
PCT/EP2021/060492 WO2021219477A1 (en) 2020-04-28 2021-04-22 A lamp driver with overvoltage protection

Publications (3)

Publication Number Publication Date
JP2023524428A JP2023524428A (ja) 2023-06-12
JP2023524428A5 JP2023524428A5 (https=) 2024-04-24
JP7804587B2 true JP7804587B2 (ja) 2026-01-22

Family

ID=70475978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022565756A Active JP7804587B2 (ja) 2020-04-28 2021-04-22 過電圧保護を備えるランプドライバ

Country Status (6)

Country Link
US (1) US12133306B2 (https=)
EP (1) EP4144186B1 (https=)
JP (1) JP7804587B2 (https=)
CN (1) CN115462182A (https=)
ES (1) ES3002033T3 (https=)
WO (1) WO2021219477A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014207668A (ja) 2013-04-08 2014-10-30 アバゴ・テクノロジーズ・ジェネラル・アイピー（シンガポール）プライベート・リミテッド アイソレーターを介するデジタル信号及びアナログ信号の送受信
JP2015041571A (ja) 2013-08-23 2015-03-02 岩崎電気株式会社 Ｌｅｄ電源装置及びｌｅｄ照明装置
JP2018125066A (ja) 2017-01-30 2018-08-09 ミネベアミツミ株式会社 光源駆動装置および照明装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997024016A1 (en) * 1995-12-26 1997-07-03 General Electric Company Control and protection of dimmable electronic fluorescent lamp ballast with wide input voltage range and wide dimming range
CN101801136B (zh) * 2010-03-17 2012-11-07 上海大学 一种高效led恒流驱动电路
US8847503B2 (en) * 2010-09-21 2014-09-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Transmitting and receiving digital and analog signals across an isolator
US8610358B2 (en) 2011-08-17 2013-12-17 Express Imaging Systems, Llc Electrostatic discharge protection for luminaire
US8570772B2 (en) * 2012-01-26 2013-10-29 Linear Technology Corporation Isolated flyback converter with efficient light load operation
US9979270B2 (en) * 2014-12-31 2018-05-22 Philips Lighting Holding B.V. Controllable driver and drive method
US9793790B2 (en) 2015-11-24 2017-10-17 Infineon Technologies Austria Ag Adaptive open-load overvoltage control method and circuit
CN106026712B (zh) * 2016-07-15 2018-05-29 深圳南云微电子有限公司 开关电源的副边控制方法及电路
EP3949689B1 (en) * 2019-03-28 2025-05-21 Signify Holding B.V. Power supply configuration across isolation barrier

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014207668A (ja) 2013-04-08 2014-10-30 アバゴ・テクノロジーズ・ジェネラル・アイピー（シンガポール）プライベート・リミテッド アイソレーターを介するデジタル信号及びアナログ信号の送受信
JP2015041571A (ja) 2013-08-23 2015-03-02 岩崎電気株式会社 Ｌｅｄ電源装置及びｌｅｄ照明装置
JP2018125066A (ja) 2017-01-30 2018-08-09 ミネベアミツミ株式会社 光源駆動装置および照明装置

Also Published As

Publication number Publication date
EP4144186B1 (en) 2024-11-06
US12133306B2 (en) 2024-10-29
US20230164898A1 (en) 2023-05-25
WO2021219477A1 (en) 2021-11-04
EP4144186C0 (en) 2024-11-06
ES3002033T3 (en) 2025-03-06
CN115462182A (zh) 2022-12-09
EP4144186A1 (en) 2023-03-08
JP2023524428A (ja) 2023-06-12

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