JP5896144B2 - 電源装置および照明装置 - Google Patents
電源装置および照明装置 Download PDFInfo
- Publication number
- JP5896144B2 JP5896144B2 JP2012101531A JP2012101531A JP5896144B2 JP 5896144 B2 JP5896144 B2 JP 5896144B2 JP 2012101531 A JP2012101531 A JP 2012101531A JP 2012101531 A JP2012101531 A JP 2012101531A JP 5896144 B2 JP5896144 B2 JP 5896144B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- conversion
- supply voltage
- switching element
- switching
- 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
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/577—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices for plural loads
-
- 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]
- H05B45/38—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
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Dc-Dc Converters (AREA)
Description
11a,11b 負荷としての光源であるLED素子
13a,13b 出力部
15 整流回路
16 力率改善回路
17 電源電圧変換部
17a,17b 電源電圧変換回路
18 制御回路
30 照明装置
E 交流電源
Q1 力率改善用スイッチング素子
Q2,Q3 変換用スイッチング素子
Claims (3)
- 交流電源を整流する整流回路と;
整流回路で整流された電源電圧を昇圧する力率改善用スイッチング素子を有する力率改善回路と;
負荷がそれぞれ接続される複数の出力部と;
力率改善回路と複数の出力部との間に設けられた複数の電源電圧変換回路を備え、各電源電圧変換回路が力率改善回路から出力される電源電圧を変換して各負荷に供給する変換用スイッチング素子を有する電源電圧変換部と;
各変換用スイッチング素子で変換した電源電圧を検出し、各変換用スイッチング素子をフィードバック制御するとともに、力率改善用スイッチング素子および複数の変換用スイッチング素子を全て異なるスイッチング周波数でスイッチング制御する制御回路と;
を具備していることを特徴とする電源装置。 - 制御回路は、各変換用スイッチング素子で変換した電源電圧を検出するときに電源電圧にノイズが重畳されている場合には検出した電源電圧を無効とする
ことを特徴とする請求項1記載の電源装置。 - 請求項1記載の電源装置と;
電源装置の負荷としての光源と;
を具備していることを特徴とする照明装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012101531A JP5896144B2 (ja) | 2012-04-26 | 2012-04-26 | 電源装置および照明装置 |
EP13158170.4A EP2658345A2 (en) | 2012-04-26 | 2013-03-07 | Power supply device and control method for luminaire |
US13/832,077 US20130285563A1 (en) | 2012-04-26 | 2013-03-15 | Power Supply Device, Luminaire, Control Method for the Power Supply Device, and Control Method for the Luminaire |
CN2013101002828A CN103378729A (zh) | 2012-04-26 | 2013-03-26 | 电源装置以及照明装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012101531A JP5896144B2 (ja) | 2012-04-26 | 2012-04-26 | 電源装置および照明装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013229234A JP2013229234A (ja) | 2013-11-07 |
JP5896144B2 true JP5896144B2 (ja) | 2016-03-30 |
Family
ID=47877836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012101531A Expired - Fee Related JP5896144B2 (ja) | 2012-04-26 | 2012-04-26 | 電源装置および照明装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20130285563A1 (ja) |
EP (1) | EP2658345A2 (ja) |
JP (1) | JP5896144B2 (ja) |
CN (1) | CN103378729A (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203340342U (zh) * | 2013-04-04 | 2013-12-11 | Nxp股份有限公司 | Led驱动电路 |
JP2015069791A (ja) * | 2013-09-27 | 2015-04-13 | 東芝ライテック株式会社 | 電源装置 |
US9474113B2 (en) * | 2014-05-16 | 2016-10-18 | Enerton, Inc. | Dimmable universal voltage LED power supply with regenerating power source circuitry and non-isolated load |
JP6384293B2 (ja) * | 2014-11-28 | 2018-09-05 | 東芝ライテック株式会社 | 電源装置および照明装置 |
JP6493857B2 (ja) | 2015-03-09 | 2019-04-03 | パナソニックIpマネジメント株式会社 | 点灯装置及び照明器具 |
JP6613817B2 (ja) * | 2015-10-30 | 2019-12-04 | 三菱電機株式会社 | 点灯装置および照明器具 |
DE112015007243B4 (de) * | 2015-12-28 | 2023-05-25 | Dialog Semiconductor (Uk) Limited | Festkörperbeleuchtungsanordnung |
JP6636886B2 (ja) * | 2016-09-14 | 2020-01-29 | 株式会社東芝 | 無線電力伝送システム、送電装置及び受電装置 |
JP7156079B2 (ja) * | 2019-02-20 | 2022-10-19 | 株式会社デンソー | 昇圧コンバータ装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001298952A (ja) * | 2000-04-14 | 2001-10-26 | Cosel Co Ltd | スイッチング電源装置 |
JP2011041465A (ja) * | 2003-06-06 | 2011-02-24 | Sony Corp | 電源装置 |
US8174204B2 (en) * | 2007-03-12 | 2012-05-08 | Cirrus Logic, Inc. | Lighting system with power factor correction control data determined from a phase modulated signal |
JP5659556B2 (ja) * | 2010-05-18 | 2015-01-28 | 東芝ライテック株式会社 | 点灯制御装置及び照明装置 |
US8598807B2 (en) * | 2010-05-25 | 2013-12-03 | Virginia Tech Intellectual Properties, Inc. | Multi-channel constant current source and illumination source |
JP5760176B2 (ja) * | 2011-03-23 | 2015-08-05 | 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 |
-
2012
- 2012-04-26 JP JP2012101531A patent/JP5896144B2/ja not_active Expired - Fee Related
-
2013
- 2013-03-07 EP EP13158170.4A patent/EP2658345A2/en not_active Withdrawn
- 2013-03-15 US US13/832,077 patent/US20130285563A1/en not_active Abandoned
- 2013-03-26 CN CN2013101002828A patent/CN103378729A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20130285563A1 (en) | 2013-10-31 |
JP2013229234A (ja) | 2013-11-07 |
EP2658345A2 (en) | 2013-10-30 |
CN103378729A (zh) | 2013-10-30 |
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