BR112013012552A2 - circuito para alimentar pelo menos uma fonte de luz e circuito integrado de aplicação específica - Google Patents

circuito para alimentar pelo menos uma fonte de luz e circuito integrado de aplicação específica

Info

Publication number
BR112013012552A2
BR112013012552A2 BR112013012552A BR112013012552A BR112013012552A2 BR 112013012552 A2 BR112013012552 A2 BR 112013012552A2 BR 112013012552 A BR112013012552 A BR 112013012552A BR 112013012552 A BR112013012552 A BR 112013012552A BR 112013012552 A2 BR112013012552 A2 BR 112013012552A2
Authority
BR
Brazil
Prior art keywords
circuit
power
application
light source
specific integrated
Prior art date
Application number
BR112013012552A
Other languages
English (en)
Inventor
Louis Robert Nerone
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR112013012552A2 publication Critical patent/BR112013012552A2/pt

Links

Classifications

    • 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
    • H02M3/33523—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 with galvanic isolation between input and output of both the power stage and the feedback loop
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a converter
    • 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]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
BR112013012552A 2010-12-09 2011-10-26 circuito para alimentar pelo menos uma fonte de luz e circuito integrado de aplicação específica BR112013012552A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/963,752 US8461766B2 (en) 2010-12-09 2010-12-09 Driver circuit with primary side state estimator for inferred output current feedback sensing
PCT/US2011/057788 WO2012078252A1 (en) 2010-12-09 2011-10-26 Driver circuit with primary side state estimator for inferred output current feed back sensing

Publications (1)

Publication Number Publication Date
BR112013012552A2 true BR112013012552A2 (pt) 2016-08-09

Family

ID=44993889

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013012552A BR112013012552A2 (pt) 2010-12-09 2011-10-26 circuito para alimentar pelo menos uma fonte de luz e circuito integrado de aplicação específica

Country Status (8)

Country Link
US (1) US8461766B2 (pt)
EP (1) EP2649861A1 (pt)
JP (1) JP5890844B2 (pt)
KR (1) KR101929989B1 (pt)
CN (1) CN103229595B (pt)
BR (1) BR112013012552A2 (pt)
MX (1) MX2013006524A (pt)
WO (1) WO2012078252A1 (pt)

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US8432109B2 (en) * 2010-10-01 2013-04-30 System General Corp. Method and apparatus for a LED driver with high power factor
US8497637B2 (en) * 2011-04-13 2013-07-30 Gang Gary Liu Constant voltage dimmable LED driver
TWI478627B (zh) * 2012-04-20 2015-03-21 Lextar Electronics Corp 可調整亮度之照明裝置及其亮度調整方法
TWI480715B (zh) * 2012-07-04 2015-04-11 Champion Microelectronic Corp Ｌｅｄ電源驅動功率因素修正器以初級側回授降低電流失真同時控制輸出電流之控制裝置
JP2016503639A (ja) 2012-10-11 2016-02-04 ディーエスエム アイピー アセッツ ビー．ブイ． ワイヤレス電力伝送システム
CN103281854B (zh) * 2012-11-22 2016-04-13 南京恒瑞医疗科技有限公司 采用高边电流检测技术的x射线机灯丝电源
KR101500079B1 (ko) 2013-05-30 2015-03-06 현대자동차주식회사 Ｄｃ-ｄｃ컨버터 전류 추정 방법
CN103424602B (zh) * 2013-09-02 2015-12-16 南京埃科孚电子科技有限公司 基于源极驱动的次级绕组电流检测电路
US9237621B1 (en) * 2014-08-22 2016-01-12 Universal Lighting Technologies, Inc. Current control circuit and method for floating IC driven buck-boost converter
KR20160098714A (ko) 2015-02-11 2016-08-19 주식회사 솔루엠 전원공급장치 및 그를 이용한 전원공급방법
KR102378822B1 (ko) 2015-04-30 2022-03-30 삼성전자주식회사 Led 구동 장치
KR20170071229A (ko) 2015-12-15 2017-06-23 엘지이노텍 주식회사 조광기와 드라이버가 전기적 절연 구조를 가지는 조명 장치 및 시스템
CN105792436B (zh) * 2016-04-21 2017-07-11 矽力杰半导体技术(杭州)有限公司 开关电源的控制器以及开关电源
WO2018022181A1 (en) * 2016-07-28 2018-02-01 Lumileds Llc Dimming led circuit augmenting dc/dc controller integrated circuit
CN106658837A (zh) * 2016-11-29 2017-05-10 北京小米移动软件有限公司 Led驱动电路、led调节电路和led模组
CN106594688A (zh) * 2016-12-21 2017-04-26 陈代辉 一种新型驱动模组
JP2018136707A (ja) * 2017-02-21 2018-08-30 富士通株式会社 電源ユニット
WO2018212671A1 (ru) * 2017-05-15 2018-11-22 Закрытое Акционерное Общество "Драйв" Устройство для преобразования постоянного напряжения в импульсное напряжение
US11165352B2 (en) * 2020-01-16 2021-11-02 L3 Cincinnati Electronics Corporation Capacitively isolated feedback circuits and regulated power supplies incorporating the same
CN113904571A (zh) * 2020-06-22 2022-01-07 鸣志电器(太仓)有限公司 一种用于led驱动器的辅助供电电路
CN114257077B (zh) * 2021-12-13 2023-09-22 上海交通大学 图腾柱pfc滞环电流控制电路及设备

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JPH072015B2 (ja) * 1986-01-14 1995-01-11 松下電器産業株式会社 Ｄｃ−ｄｃコンバ−タ装置
TW576007B (en) 2002-09-20 2004-02-11 Richtek Technology Corp Semi-simulating current sensing apparatus and method for switching mode DC/DC power source converter
JP2006186479A (ja) * 2004-12-27 2006-07-13 Fuji Electric Device Technology Co Ltd クランプ回路及びこれを備えた半導体装置
US7307390B2 (en) * 2005-06-16 2007-12-11 Active-Semi International, Inc. Primary side constant output voltage controller
WO2007041898A1 (en) * 2005-10-09 2007-04-19 System General Corp. Apparatus and method thereof for measuring output current from primary side of power converter
US7561452B2 (en) 2005-11-28 2009-07-14 Supertex, Inc. Transformer-isolated flyback converters and methods for regulating output current thereof
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WO2008004018A1 (es) 2006-06-30 2008-01-10 Cambier Bernard Alfons Lucie B Dispositivo de cateter dirigido y metodo para la quimioembolizacion y/o embolizacion de estructuras vasculares, tumorales y/o de organos
GB2439997A (en) * 2006-07-07 2008-01-16 Cambridge Semiconductor Ltd Estimating the output current of a switch mode power supply
US7486528B2 (en) 2006-08-15 2009-02-03 System General Corp. Linear-predict sampling for measuring demagnetized voltage of transformer
US7778051B2 (en) 2007-03-14 2010-08-17 System General Corp. Output current control circuit for power converter with a changeable switching frequency
US7480159B2 (en) * 2007-04-19 2009-01-20 Leadtrend Technology Corp. Switching-mode power converter and pulse-width-modulation control circuit with primary-side feedback control
JP2010527223A (ja) * 2007-05-07 2010-08-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高い力率のｌｅｄベースの照明装置及び方法
US7808802B2 (en) 2007-09-06 2010-10-05 Jun Cai Isolated switched-mode power supply with output regulation from primary side
US8013544B2 (en) 2008-12-10 2011-09-06 Linear Technology Corporation Dimmer control leakage pull down using main power device in flyback converter
JP2010192267A (ja) * 2009-02-18 2010-09-02 Mitsubishi Electric Corp 調光装置及び点灯装置及び照明制御システム
US8305004B2 (en) * 2009-06-09 2012-11-06 Stmicroelectronics, Inc. Apparatus and method for constant power offline LED driver
TWI431918B (zh) * 2009-06-19 2014-03-21 Leadtrend Tech Corp 控制方法、定電流控制方法、產生一實際電流源以代表一繞組之平均電流之方法、定電流定電壓電源轉換器、開關控制器、以及平均電壓偵測器

Also Published As

Publication number Publication date
JP5890844B2 (ja) 2016-03-22
KR20130143077A (ko) 2013-12-30
EP2649861A1 (en) 2013-10-16
WO2012078252A1 (en) 2012-06-14
CN103229595A (zh) 2013-07-31
CN103229595B (zh) 2015-09-30
MX2013006524A (es) 2013-07-22
US8461766B2 (en) 2013-06-11
KR101929989B1 (ko) 2018-12-17
JP2014504494A (ja) 2014-02-20
US20120146545A1 (en) 2012-06-14

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements