CN105072747B - 一种分段调功率的led驱动电路及led灯管 - Google Patents
一种分段调功率的led驱动电路及led灯管 Download PDFInfo
- Publication number
- CN105072747B CN105072747B CN201510457766.7A CN201510457766A CN105072747B CN 105072747 B CN105072747 B CN 105072747B CN 201510457766 A CN201510457766 A CN 201510457766A CN 105072747 B CN105072747 B CN 105072747B
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- China
- Prior art keywords
- resistance
- drive circuit
- chip
- constant current
- electric capacity
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Classifications
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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]
- H05B45/10—Controlling the intensity of the light
-
- 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
- H05B45/345—Current stabilisation; Maintaining constant current
-
- 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]
Abstract
Description
Claims (9)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510457766.7A CN105072747B (zh) | 2015-07-30 | 2015-07-30 | 一种分段调功率的led驱动电路及led灯管 |
NL2015840A NL2015840B1 (en) | 2015-07-30 | 2015-11-23 | LED driver circuit with stepwise adjustable power and LED lighting tube. |
GB1520668.3A GB2540827A (en) | 2015-07-30 | 2015-11-24 | LED driver circuit with stepwise adjustable power and LED lighting tube |
DE102015120498.3A DE102015120498A1 (de) | 2015-07-30 | 2015-11-26 | LED-Treiberschaltung mit stufenweise einstellbarer Leistung und LED-Leuchtröhre |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510457766.7A CN105072747B (zh) | 2015-07-30 | 2015-07-30 | 一种分段调功率的led驱动电路及led灯管 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105072747A CN105072747A (zh) | 2015-11-18 |
CN105072747B true CN105072747B (zh) | 2017-08-25 |
Family
ID=54501984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510457766.7A Active CN105072747B (zh) | 2015-07-30 | 2015-07-30 | 一种分段调功率的led驱动电路及led灯管 |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN105072747B (zh) |
DE (1) | DE102015120498A1 (zh) |
GB (1) | GB2540827A (zh) |
NL (1) | NL2015840B1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105375781A (zh) * | 2015-12-21 | 2016-03-02 | 常州市肯迪电器制造有限公司 | 一种手持便携式低压直流电热刀的电路系统 |
CN105530724B (zh) * | 2016-01-14 | 2019-01-18 | 华南理工大学 | 基于scc的可均流独立调光多路led驱动电路 |
CN109168215B (zh) * | 2018-09-04 | 2021-01-15 | 广东明丰电源电器实业有限公司 | 一种基于多通道控制的调光电路 |
CN110677956A (zh) * | 2019-10-15 | 2020-01-10 | 横店集团得邦照明股份有限公司 | 一种可控硅调光及开关分段切换的led电路及其实现方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101649980A (zh) * | 2008-08-15 | 2010-02-17 | 胡奎生 | 一种高效太阳能路灯 |
CN101984735A (zh) * | 2010-11-26 | 2011-03-09 | 皇明洁能控股有限公司 | Led恒流驱动器和照明系统 |
CN102711318A (zh) * | 2012-05-02 | 2012-10-03 | 浙江阳光照明电器集团股份有限公司 | 一种led城市公共照明灯具智能控制系统 |
CN204993966U (zh) * | 2015-07-30 | 2016-01-20 | 惠州市信迪节能环保科技有限公司 | 一种分段调功率的led驱动电路及led灯管 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20023993U1 (de) * | 2000-03-17 | 2008-09-25 | Tridonicatco Gmbh & Co. Kg | Ansteuerschaltung für Leuchtdioden |
JP4687735B2 (ja) * | 2008-03-24 | 2011-05-25 | 東芝ライテック株式会社 | 電源装置及び照明器具 |
US7906913B2 (en) * | 2008-04-18 | 2011-03-15 | Osram Sylvania Inc. | Low loss input channel detection device for a direct current powered lighting system |
WO2010021675A1 (en) * | 2008-08-18 | 2010-02-25 | Superbulbs, Inc. | Settable light bulbs |
US8294379B2 (en) * | 2009-11-10 | 2012-10-23 | Green Mark Technology Inc. | Dimmable LED lamp and dimmable LED lighting apparatus |
CN102264175A (zh) * | 2010-05-26 | 2011-11-30 | 马士科技有限公司 | 一种可分级调光的发光二极管灯调光装置 |
JP5679937B2 (ja) * | 2011-09-14 | 2015-03-04 | アルパイン株式会社 | Led点灯時間制御方法及び制御装置 |
US9360198B2 (en) * | 2011-12-06 | 2016-06-07 | Express Imaging Systems, Llc | Adjustable output solid-state lighting device |
WO2013184166A1 (en) * | 2012-06-06 | 2013-12-12 | The Regents Of The University Of California | Switchable luminance led light bulb |
US9049769B2 (en) * | 2012-06-07 | 2015-06-02 | Seckin KEMAL SECILMIS | LED light bulb with failure indication and color change capability |
US20140265931A1 (en) * | 2013-03-15 | 2014-09-18 | Hatch Transformers, Inc. | Electrical Power Supply With Removable Plug-In Cartridge |
CN103256509B (zh) * | 2013-05-22 | 2014-10-29 | 北京铨富光电科技有限公司 | 一种无外置调光器的分段式led可调光灯及其调光方法 |
US9084322B2 (en) * | 2013-08-09 | 2015-07-14 | Osram Sylvania Inc. | Bi-level current configurable driver |
DE102014109466A1 (de) * | 2014-01-17 | 2015-07-23 | Siteco Beleuchtungstechnik Gmbh | Schaltung zur LED-Stromversorgung |
US9510400B2 (en) * | 2014-05-13 | 2016-11-29 | Ilumisys, Inc. | User input systems for an LED-based light |
-
2015
- 2015-07-30 CN CN201510457766.7A patent/CN105072747B/zh active Active
- 2015-11-23 NL NL2015840A patent/NL2015840B1/en not_active IP Right Cessation
- 2015-11-24 GB GB1520668.3A patent/GB2540827A/en not_active Withdrawn
- 2015-11-26 DE DE102015120498.3A patent/DE102015120498A1/de not_active Ceased
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101649980A (zh) * | 2008-08-15 | 2010-02-17 | 胡奎生 | 一种高效太阳能路灯 |
CN101984735A (zh) * | 2010-11-26 | 2011-03-09 | 皇明洁能控股有限公司 | Led恒流驱动器和照明系统 |
CN102711318A (zh) * | 2012-05-02 | 2012-10-03 | 浙江阳光照明电器集团股份有限公司 | 一种led城市公共照明灯具智能控制系统 |
CN204993966U (zh) * | 2015-07-30 | 2016-01-20 | 惠州市信迪节能环保科技有限公司 | 一种分段调功率的led驱动电路及led灯管 |
Also Published As
Publication number | Publication date |
---|---|
GB201520668D0 (en) | 2016-01-06 |
DE102015120498A1 (de) | 2017-02-02 |
NL2015840A (en) | 2017-02-02 |
NL2015840B1 (en) | 2019-01-28 |
CN105072747A (zh) | 2015-11-18 |
GB2540827A (en) | 2017-02-01 |
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Effective date of registration: 20190122 Address after: 516223 Huangzhulang District, Xinwei Town, Huiyang District, Huizhou City, Guangdong Province (Factory Building A) Patentee after: Huizhou Great Wall Plastic Mould Co., Ltd. Address before: 516223 Huangzhulang District, Xinwei Town, Huiyang District, Huizhou City, Guangdong Province (Factory Building A) Patentee before: HUIZHOU XINDI ENERGY SAVING ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: 516223 Guangdong Province, Huizhou city Huiyang District of new town of Xinfeng district (plant A) whangee wave Patentee after: Huizhou Great Wall Plastic Industry Co., Ltd. Address before: 516223 Guangdong Province, Huizhou city Huiyang District of new town of Xinfeng district (plant A) whangee wave Patentee before: Huizhou Great Wall Plastic Mould Co., Ltd. |
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CP01 | Change in the name or title of a patent holder |