JP6382286B2 - Led電圧駆動回路 - Google Patents
Led電圧駆動回路 Download PDFInfo
- Publication number
- JP6382286B2 JP6382286B2 JP2016247571A JP2016247571A JP6382286B2 JP 6382286 B2 JP6382286 B2 JP 6382286B2 JP 2016247571 A JP2016247571 A JP 2016247571A JP 2016247571 A JP2016247571 A JP 2016247571A JP 6382286 B2 JP6382286 B2 JP 6382286B2
- Authority
- JP
- Japan
- Prior art keywords
- pfc
- led
- switch
- output
- turned
- 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.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims description 59
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
Images
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
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost 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
-
- 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
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- 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]
-
- 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]
- H05B45/375—Switched mode power supply [SMPS] using buck topology
-
- 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
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
-
- 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
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- 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
- H05B45/36—Circuits for reducing or suppressing harmonics, ripples or electromagnetic interferences [EMI]
-
- 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
-
- 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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- General Engineering & Computer Science (AREA)
- Dc-Dc Converters (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Microelectronics & Electronic Packaging (AREA)
Description
整流器130は交流電源を直流電源に変換する回路である。整流器130はブリッジ回路(bridge circuit)を含むことができる。
120:ラインフィルタ
130:整流器
140:PFC部
160:LED
200:LED駆動回路
210:LED電圧駆動回路
Claims (4)
- 交流電源が印加される入力電源部;
前記入力電源部に印加される前記交流電源を直流電源に変換する整流器;
前記整流器の出力端およびLEDのカソードに連結するフローティンググラウンド;
各一端が一つの接点に連結されているPFCインダクタ、PFCダイオードおよびPFCスイッチを含むPFC部;
前記PFC部の出力端に連結されている一端および前記フローティンググラウンドに連結されている他端を有する入力キャパシタ(capacitor);および
前記入力キャパシタの前記一端および前記PFC部の前記出力端の接点に連結されている一端を有するバックスイッチ;前記フローティンググラウンドに連結されているアノードおよび前記バックスイッチの他端に連結されているカソードを有するバックダイオード;前記フローティンググラウンドおよび前記バックダイオードの前記アノードの接点に連結されている一端および前記LEDのアノードに連結されている他端を有する出力キャパシタ;および前記バックスイッチの前記他端に連結されている一端および前記LEDの前記アノードに連結されている他端を有するバックインダクタを含むバック回路(buck converter circuit)を含み、
前記PFCインダクタは、前記PFCスイッチがターンオンされるとエネルギーを貯蔵するために前記整流器の前記出力端に連結され、前記PFCスイッチがターンオフされると前記PFCダイオードを介して前記整流器の出力電圧および前記貯蔵されたエネルギーを一緒に出力し、
前記入力キャパシタは、前記PFCスイッチおよび前記バックスイッチがターンオフされると前記PFC部の出力電圧と前記整流器の出力電圧の間の電圧差に応じて充電される、LED(light emitting diode)駆動回路。 - 前記駆動回路のデューティ比は、前記PFC部の出力電圧と前記整流器の出力電圧の電圧差に反比例して増加する、請求項1に記載のLED駆動回路。
- 前記出力キャパシタは、
前記バックスイッチがターンオンされると前記入力キャパシタから伝達された電力で充電され、前記バックスイッチがターンオフされると前記充電された電力を前記LEDに出力する、請求項1に記載のLED駆動回路。 - 前記バックインダクタは、
前記バックスイッチがターンオンされると前記入力キャパシタから伝達された電力を貯蔵し、前記バックスイッチがターンオフされると前記貯蔵された電力を前記LEDに出力する、請求項1に記載のLED駆動回路。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150187466A KR102456426B1 (ko) | 2015-12-28 | 2015-12-28 | Led 전압 구동 회로 |
KR10-2015-0187466 | 2015-12-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017120899A JP2017120899A (ja) | 2017-07-06 |
JP6382286B2 true JP6382286B2 (ja) | 2018-08-29 |
Family
ID=59086822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016247571A Expired - Fee Related JP6382286B2 (ja) | 2015-12-28 | 2016-12-21 | Led電圧駆動回路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9936545B2 (ja) |
JP (1) | JP6382286B2 (ja) |
KR (1) | KR102456426B1 (ja) |
CN (1) | CN106922050B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112688554B (zh) * | 2021-03-12 | 2021-07-02 | 深圳原能电器有限公司 | 一种单级pfc变换器及控制方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5188690B2 (ja) * | 2006-08-29 | 2013-04-24 | アバゴ・テクノロジーズ・イーシービーユー・アイピー(シンガポール)プライベート・リミテッド | Ledを駆動するための装置及び方法 |
US7750616B2 (en) * | 2007-06-21 | 2010-07-06 | Green Mark Technology Inc. | Buck converter LED driver circuit |
US20090091950A1 (en) * | 2007-10-04 | 2009-04-09 | Hsing-Kuo Chao | Power converting circuit with open load protection function |
JP5263503B2 (ja) | 2008-08-06 | 2013-08-14 | 東芝ライテック株式会社 | 発光ダイオード点灯装置 |
US8957601B2 (en) * | 2008-09-18 | 2015-02-17 | Lumastream Canada Ulc | Configurable LED driver/dimmer for solid state lighting applications |
CA2734757C (en) * | 2008-09-18 | 2015-05-05 | E Craftsmen Corporation | Configurable led driver/dimmer for solid state lighting applications |
JP4975083B2 (ja) | 2009-11-06 | 2012-07-11 | 三菱電機株式会社 | 光源点灯装置および照明装置 |
JP5796175B2 (ja) * | 2010-02-22 | 2015-10-21 | パナソニックIpマネジメント株式会社 | Led点灯回路 |
KR101662277B1 (ko) * | 2010-05-12 | 2016-10-05 | 삼성전자주식회사 | 불휘발성 메모리 장치 및 그것의 프로그램 방법 |
KR20110136537A (ko) | 2010-06-15 | 2011-12-21 | 한국전기연구원 | 과전압 보호와 정전류 구동을 위한 led 구동 회로 및 방법 |
JP5545075B2 (ja) * | 2010-06-30 | 2014-07-09 | サンケン電気株式会社 | 直流電源装置 |
JP2012070556A (ja) | 2010-09-24 | 2012-04-05 | Sanken Electric Co Ltd | 直流電源装置 |
JP5834235B2 (ja) | 2011-03-23 | 2015-12-16 | パナソニックIpマネジメント株式会社 | 固体光源点灯装置およびそれを用いた照明器具と照明システム |
US9060400B2 (en) * | 2011-07-12 | 2015-06-16 | Arkalumen Inc. | Control apparatus incorporating a voltage converter for controlling lighting apparatus |
JP2013149432A (ja) * | 2012-01-18 | 2013-08-01 | Jimbo Electric Co Ltd | Led照明システム |
WO2013110044A1 (en) * | 2012-01-20 | 2013-07-25 | Osram Sylvania Inc. | Auxiliary power supply for lighting driver circuitry |
US8975825B2 (en) * | 2012-05-08 | 2015-03-10 | Cree, Inc. | Light emitting diode driver with isolated control circuits |
JP2014131391A (ja) * | 2012-12-28 | 2014-07-10 | Sanken Electric Co Ltd | 直流電源装置 |
US8884548B2 (en) * | 2013-02-28 | 2014-11-11 | Asahi Kasei Microdevices Corporation | Power factor correction converter with current regulated output |
US9407156B2 (en) * | 2013-05-10 | 2016-08-02 | Bose Corporation | Managing leakage inductance in a power supply |
JP6328235B2 (ja) * | 2013-07-05 | 2018-05-23 | フィリップス ライティング ホールディング ビー ヴィ | 負荷、とりわけledユニットを駆動するためにドライバ装置を外部電源に接続するための接続回路 |
JP6273885B2 (ja) * | 2014-02-17 | 2018-02-07 | 岩崎電気株式会社 | Led電源装置及びled照明装置 |
US9844107B2 (en) * | 2014-08-25 | 2017-12-12 | Cree, Inc. | High efficiency driver circuitry for a solid state lighting fixture |
-
2015
- 2015-12-28 KR KR1020150187466A patent/KR102456426B1/ko active IP Right Grant
-
2016
- 2016-12-19 US US15/382,785 patent/US9936545B2/en active Active
- 2016-12-21 JP JP2016247571A patent/JP6382286B2/ja not_active Expired - Fee Related
- 2016-12-28 CN CN201611233343.8A patent/CN106922050B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN106922050A (zh) | 2017-07-04 |
CN106922050B (zh) | 2018-10-16 |
JP2017120899A (ja) | 2017-07-06 |
US20170188422A1 (en) | 2017-06-29 |
KR20170077518A (ko) | 2017-07-06 |
KR102456426B1 (ko) | 2022-10-20 |
US9936545B2 (en) | 2018-04-03 |
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