CN107979899A - 一种线性工频泵馈电恒流电路及具有它的led灯 - Google Patents
一种线性工频泵馈电恒流电路及具有它的led灯 Download PDFInfo
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- CN107979899A CN107979899A CN201711452280.XA CN201711452280A CN107979899A CN 107979899 A CN107979899 A CN 107979899A CN 201711452280 A CN201711452280 A CN 201711452280A CN 107979899 A CN107979899 A CN 107979899A
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- 239000003990 capacitor Substances 0.000 claims abstract description 53
- 238000007600 charging Methods 0.000 claims abstract description 53
- 238000007599 discharging Methods 0.000 claims abstract description 49
- 238000001514 detection method Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 5
- 206010019233 Headaches Diseases 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 206010015037 epilepsy Diseases 0.000 description 1
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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]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
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Abstract
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Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452280.XA CN107979899A (zh) | 2017-12-27 | 2017-12-27 | 一种线性工频泵馈电恒流电路及具有它的led灯 |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711452280.XA CN107979899A (zh) | 2017-12-27 | 2017-12-27 | 一种线性工频泵馈电恒流电路及具有它的led灯 |
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| CN107979899A true CN107979899A (zh) | 2018-05-01 |
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| CN201711452280.XA Pending CN107979899A (zh) | 2017-12-27 | 2017-12-27 | 一种线性工频泵馈电恒流电路及具有它的led灯 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880252A (zh) * | 2018-07-13 | 2018-11-23 | 昂宝电子(上海)有限公司 | 线性恒流电路 |
| CN109348587A (zh) * | 2018-12-14 | 2019-02-15 | 上海源微电子科技有限公司 | 一种具有高pf无频闪的led恒流驱动电路 |
| WO2020082701A1 (zh) * | 2018-10-26 | 2020-04-30 | 苏州菲达旭微电子有限公司 | 一种半压供电的无纹波led电路 |
| CN112637996A (zh) * | 2019-12-30 | 2021-04-09 | 杰华特微电子(杭州)有限公司 | Led驱动电路及控制方法 |
| CN113015287A (zh) * | 2019-12-20 | 2021-06-22 | 美芯晟科技(北京)有限公司 | 一种驱动电路、相关电路和装置 |
| CN113163552A (zh) * | 2019-06-06 | 2021-07-23 | 上海路傲电子科技有限公司 | 双基岛芯片驱动电路、芯片、恒流驱动电路及控制方法 |
Citations (10)
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|---|---|---|---|---|
| CN101286707A (zh) * | 2007-04-12 | 2008-10-15 | 张亦翔 | 功率因数补偿型恒流驱动led节能照明灯 |
| US20110169415A1 (en) * | 2010-01-08 | 2011-07-14 | Ying-Chia Chen | Package of constant-current supplying chip and led lamp driven by alternating current |
| CN103096564A (zh) * | 2011-11-02 | 2013-05-08 | 海洋王(东莞)照明科技有限公司 | 一种led应急灯具及其驱动电路 |
| CN103813596A (zh) * | 2014-03-10 | 2014-05-21 | 杭州士兰微电子股份有限公司 | Led驱动电路以及降低led电流纹波的方法 |
| CN103987178A (zh) * | 2014-05-28 | 2014-08-13 | 杭州士兰微电子股份有限公司 | Led驱动方法、驱动电路及其输出电流纹波控制器 |
| CN104093252A (zh) * | 2014-07-16 | 2014-10-08 | 浙江大学 | 一种无频闪非隔离型led恒流驱动电路 |
| CN104219855A (zh) * | 2014-09-28 | 2014-12-17 | 广东工业大学 | 基于apfc的无频闪led恒流驱动控制电路 |
| US20170231041A1 (en) * | 2015-11-02 | 2017-08-10 | Shenzhen Skyworth-Rgb Electronic Co., Ltd. | Constant voltage and current synchronic output power supply and television |
| US20170303354A1 (en) * | 2014-09-25 | 2017-10-19 | Delight Innovative Technologies Limited | Bus bar current control circuit, constant-current driving controller and led light source |
| CN207995445U (zh) * | 2017-12-27 | 2018-10-19 | 苏州菲达旭微电子有限公司 | 一种线性工频泵馈电恒流电路及具有它的led灯 |
-
2017
- 2017-12-27 CN CN201711452280.XA patent/CN107979899A/zh active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101286707A (zh) * | 2007-04-12 | 2008-10-15 | 张亦翔 | 功率因数补偿型恒流驱动led节能照明灯 |
| US20110169415A1 (en) * | 2010-01-08 | 2011-07-14 | Ying-Chia Chen | Package of constant-current supplying chip and led lamp driven by alternating current |
| CN103096564A (zh) * | 2011-11-02 | 2013-05-08 | 海洋王(东莞)照明科技有限公司 | 一种led应急灯具及其驱动电路 |
| CN103813596A (zh) * | 2014-03-10 | 2014-05-21 | 杭州士兰微电子股份有限公司 | Led驱动电路以及降低led电流纹波的方法 |
| CN103987178A (zh) * | 2014-05-28 | 2014-08-13 | 杭州士兰微电子股份有限公司 | Led驱动方法、驱动电路及其输出电流纹波控制器 |
| CN104093252A (zh) * | 2014-07-16 | 2014-10-08 | 浙江大学 | 一种无频闪非隔离型led恒流驱动电路 |
| US20170303354A1 (en) * | 2014-09-25 | 2017-10-19 | Delight Innovative Technologies Limited | Bus bar current control circuit, constant-current driving controller and led light source |
| CN104219855A (zh) * | 2014-09-28 | 2014-12-17 | 广东工业大学 | 基于apfc的无频闪led恒流驱动控制电路 |
| US20170231041A1 (en) * | 2015-11-02 | 2017-08-10 | Shenzhen Skyworth-Rgb Electronic Co., Ltd. | Constant voltage and current synchronic output power supply and television |
| CN207995445U (zh) * | 2017-12-27 | 2018-10-19 | 苏州菲达旭微电子有限公司 | 一种线性工频泵馈电恒流电路及具有它的led灯 |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108880252A (zh) * | 2018-07-13 | 2018-11-23 | 昂宝电子(上海)有限公司 | 线性恒流电路 |
| WO2020082701A1 (zh) * | 2018-10-26 | 2020-04-30 | 苏州菲达旭微电子有限公司 | 一种半压供电的无纹波led电路 |
| CN109348587A (zh) * | 2018-12-14 | 2019-02-15 | 上海源微电子科技有限公司 | 一种具有高pf无频闪的led恒流驱动电路 |
| CN113163552A (zh) * | 2019-06-06 | 2021-07-23 | 上海路傲电子科技有限公司 | 双基岛芯片驱动电路、芯片、恒流驱动电路及控制方法 |
| CN113163552B (zh) * | 2019-06-06 | 2024-03-08 | 上海路傲电子科技有限公司 | 双基岛芯片驱动电路、芯片、恒流驱动电路及控制方法 |
| CN113015287A (zh) * | 2019-12-20 | 2021-06-22 | 美芯晟科技(北京)有限公司 | 一种驱动电路、相关电路和装置 |
| WO2021120445A1 (zh) * | 2019-12-20 | 2021-06-24 | 美芯晟科技(北京)有限公司 | 一种驱动电路、相关电路和装置 |
| CN113015287B (zh) * | 2019-12-20 | 2024-02-06 | 美芯晟科技(北京)股份有限公司 | 一种驱动电路、相关电路和装置 |
| CN112637996A (zh) * | 2019-12-30 | 2021-04-09 | 杰华特微电子(杭州)有限公司 | Led驱动电路及控制方法 |
| CN112637996B (zh) * | 2019-12-30 | 2023-06-23 | 杰华特微电子股份有限公司 | Led驱动电路及控制方法 |
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Address after: 215600 4 building, H building, Zhangjiagang economic and Technological Development Zone, Jiangsu. Applicant after: SUZHOU FEIDAXU MICRO-ELECTRONICS Co.,Ltd. Address before: 215000 No. 2 Pei Yuan Road, hi tech Zone, Suzhou, Jiangsu Applicant before: SUZHOU FEIDAXU MICRO-ELECTRONICS Co.,Ltd. |
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Effective date of registration: 20201201 Address after: 528329 nine, South Road, Taiping Village, Junan Town, Shunde District, Foshan, Guangdong, nine Applicant after: GUANGDONG GDLED Co.,Ltd. Address before: 215600 4th Floor, Building H, Zhangjiagang Economic and Technological Development Zone, Jiangsu Province Applicant before: SUZHOU FEIDAXU MICRO-ELECTRONICS Co.,Ltd. |
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Application publication date: 20180501 |