CN109005624B - 一种无桥式无电解电容led驱动电源及切换方法 - Google Patents
一种无桥式无电解电容led驱动电源及切换方法 Download PDFInfo
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- CN109005624B CN109005624B CN201810938866.5A CN201810938866A CN109005624B CN 109005624 B CN109005624 B CN 109005624B CN 201810938866 A CN201810938866 A CN 201810938866A CN 109005624 B CN109005624 B CN 109005624B
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims abstract description 74
- 230000007423 decrease Effects 0.000 claims description 6
- 230000000630 rising effect Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
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- 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]
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- 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]
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CN109005624A CN109005624A (zh) | 2018-12-14 |
CN109005624B true CN109005624B (zh) | 2020-08-28 |
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CN111885773A (zh) * | 2020-07-29 | 2020-11-03 | 广州金升阳科技有限公司 | 一种led驱动电源 |
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CN102005915B (zh) * | 2010-12-27 | 2012-11-21 | 福州大学 | 一种boost与buck集成的无桥单级pfc电路 |
CN103227574A (zh) * | 2013-04-09 | 2013-07-31 | 华南理工大学 | 一种降压和升降压切换工作的无桥pfc变换器 |
TWI511610B (zh) * | 2013-07-22 | 2015-12-01 | Beyond Innovation Tech Co Ltd | 發光二極體驅動裝置及發光二極體驅動方法 |
CN103997827B (zh) * | 2014-05-12 | 2016-04-27 | 上海大学 | 一种基于Boost电路的高效率无电解电容LED驱动电源 |
CN107493638B (zh) * | 2017-09-25 | 2019-10-01 | 江苏大学 | 基于boost-buck变换器交错并联无电解电容led驱动电源及切换方法 |
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Non-Patent Citations (1)
Title |
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无电解电容LED驱动电源研究;江凯文;《中国优秀硕士学位论文全文数据库(工程科技Ⅱ辑)》;20161115;全文 * |
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