CN114072998A - 隔离转换器和使用隔离转换器的led驱动器 - Google Patents

隔离转换器和使用隔离转换器的led驱动器 Download PDF

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Publication number
CN114072998A
CN114072998A CN202080045235.6A CN202080045235A CN114072998A CN 114072998 A CN114072998 A CN 114072998A CN 202080045235 A CN202080045235 A CN 202080045235A CN 114072998 A CN114072998 A CN 114072998A
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CN
China
Prior art keywords
capacitor
input
converter
circuit
supply
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.)
Pending
Application number
CN202080045235.6A
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English (en)
Chinese (zh)
Inventor
李明
B·克劳伯格
方玉红
J·P·维纳斯
洪亮
A·普雷马拉吉
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Signify Holding BV
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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 CN114072998A publication Critical patent/CN114072998A/zh
Pending legal-status Critical Current

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    • 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
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback 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]
    • H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
    • 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
    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Geophysics And Detection Of Objects (AREA)
CN202080045235.6A 2019-06-21 2020-03-30 隔离转换器和使用隔离转换器的led驱动器 Pending CN114072998A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN2019092337 2019-06-21
CNPCT/CN2019/092337 2019-06-21
EP19193580.8 2019-08-26
EP19193580 2019-08-26
PCT/EP2020/058975 WO2020254003A1 (en) 2019-06-21 2020-03-30 An isolated converter and led driver using the isolated converter

Publications (1)

Publication Number Publication Date
CN114072998A true CN114072998A (zh) 2022-02-18

Family

ID=69954077

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080045235.6A Pending CN114072998A (zh) 2019-06-21 2020-03-30 隔离转换器和使用隔离转换器的led驱动器

Country Status (6)

Country Link
US (1) US11638341B2 (https=)
EP (1) EP3987634B1 (https=)
JP (1) JP7746167B2 (https=)
CN (1) CN114072998A (https=)
ES (1) ES2961867T3 (https=)
WO (1) WO2020254003A1 (https=)

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CN116614916A (zh) * 2023-07-21 2023-08-18 深圳莱福德科技股份有限公司 智慧照明驱动多信号检测电路及装置

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* Cited by examiner, † Cited by third party
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EP3843505B1 (en) 2019-12-23 2024-11-27 Tridonic GmbH & Co. KG Isolated and primary side switched driver for lighting means
WO2022151305A1 (en) * 2021-01-15 2022-07-21 Tridonic Gmbh & Co Kg Power supply circuit, controlling method, lighting device driver and lighting equipment
EP4102699A1 (en) * 2021-06-10 2022-12-14 Tridonic GmbH & Co. KG Measurement of performance data of led power supplies
CN113543409B (zh) * 2021-08-05 2024-01-12 深圳深川智能有限公司 一种led灯具的驱动电源
CN115459565B (zh) * 2022-11-10 2023-03-10 成都智融微电子有限公司 一种状态切换控制装置
WO2024240536A1 (en) * 2023-05-23 2024-11-28 Signify Holding B.V. Detecting a leakage current
CN119341334A (zh) * 2023-07-20 2025-01-21 芜湖美的智能厨电制造有限公司 燃气设备的供电电路和燃气设备
CN221487927U (zh) * 2023-11-27 2024-08-06 漳州立达信光电子科技有限公司 Led驱动电路及应急照明系统

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US20100202160A1 (en) * 2009-02-12 2010-08-12 Samsung Electro-Mechanics Co., Ltd. Power converter transformer for suppressing conduction emi and power supply having its transformer
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JP2016163537A (ja) * 2015-03-05 2016-09-05 株式会社沖データ 電源装置および印刷装置

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JPH11122923A (ja) * 1997-10-08 1999-04-30 Sharp Corp 雑音防止回路
US20040062064A1 (en) * 2002-09-19 2004-04-01 International Rectifier Corporation Passive common mode filter and method for operating a passive common mode filter
CN1913319A (zh) * 2005-06-30 2007-02-14 索尼株式会社 开关电源电路
US20100202160A1 (en) * 2009-02-12 2010-08-12 Samsung Electro-Mechanics Co., Ltd. Power converter transformer for suppressing conduction emi and power supply having its transformer
US20150103568A1 (en) * 2013-10-15 2015-04-16 Power Integrations, Inc. Generating a control signal based on leading edge dimming detection for maintaining input current of a power converter
CN204465370U (zh) * 2013-10-15 2015-07-08 电力集成公司 功率转换器
JP2016163537A (ja) * 2015-03-05 2016-09-05 株式会社沖データ 電源装置および印刷装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116614916A (zh) * 2023-07-21 2023-08-18 深圳莱福德科技股份有限公司 智慧照明驱动多信号检测电路及装置
CN116614916B (zh) * 2023-07-21 2023-11-03 深圳莱福德科技股份有限公司 智慧照明驱动多信号检测电路及装置

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Publication number Publication date
US20220312565A1 (en) 2022-09-29
US11638341B2 (en) 2023-04-25
JP7746167B2 (ja) 2025-09-30
WO2020254003A1 (en) 2020-12-24
JP2022537387A (ja) 2022-08-25
EP3987634B1 (en) 2023-09-20
EP3987634A1 (en) 2022-04-27
ES2961867T3 (es) 2024-03-14

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