CN113423156A - Led调光电源低调光率快速启动电路及其启动方法 - Google Patents
Led调光电源低调光率快速启动电路及其启动方法 Download PDFInfo
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- CN113423156A CN113423156A CN202110681190.8A CN202110681190A CN113423156A CN 113423156 A CN113423156 A CN 113423156A CN 202110681190 A CN202110681190 A CN 202110681190A CN 113423156 A CN113423156 A CN 113423156A
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- Prior art keywords
- led
- dimming
- voltage
- circuit
- led lamp
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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
- H05B45/32—Pulse-control circuits
- H05B45/325—Pulse-width modulation [PWM]
-
- 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]
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
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Claims (5)
Priority Applications (1)
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CN202110681190.8A CN113423156A (zh) | 2021-06-19 | 2021-06-19 | Led调光电源低调光率快速启动电路及其启动方法 |
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CN202110681190.8A CN113423156A (zh) | 2021-06-19 | 2021-06-19 | Led调光电源低调光率快速启动电路及其启动方法 |
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CN113423156A true CN113423156A (zh) | 2021-09-21 |
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CN202110681190.8A Pending CN113423156A (zh) | 2021-06-19 | 2021-06-19 | Led调光电源低调光率快速启动电路及其启动方法 |
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CN (1) | CN113423156A (zh) |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101984734A (zh) * | 2010-11-30 | 2011-03-09 | Bcd半导体制造有限公司 | 一种led加速启动和软启动的控制电路 |
CN103683890A (zh) * | 2013-12-06 | 2014-03-26 | 深圳市华星光电技术有限公司 | 一种反激式快速启动驱动电路及驱动方法 |
WO2014099681A2 (en) * | 2012-12-17 | 2014-06-26 | Ecosense Lighting Inc. | Systems and methods for dimming of a light source |
CN104066234A (zh) * | 2013-03-21 | 2014-09-24 | 立锜科技股份有限公司 | 发光元件驱动电路及其控制电路与方法 |
CN104270873A (zh) * | 2014-10-27 | 2015-01-07 | 矽力杰半导体技术(杭州)有限公司 | Led驱动器、控制方法和控制电路 |
CN205566720U (zh) * | 2016-03-03 | 2016-09-07 | 深圳迈睿智能科技有限公司 | 一种调光起始电压自适应的恒压调光电源 |
US20170223794A1 (en) * | 2016-02-03 | 2017-08-03 | Ketra, Inc. | Illumination device and method for decoupling power delivered to an led load from a phase-cut dimming angle |
CN209120516U (zh) * | 2018-09-18 | 2019-07-16 | 深圳益明光电技术有限公司 | Led调光启动电路及led设备 |
CN110545605A (zh) * | 2018-10-17 | 2019-12-06 | 矽力杰半导体技术(杭州)有限公司 | 集成电路、可调光led驱动电路及其驱动方法 |
CN110798939A (zh) * | 2019-11-11 | 2020-02-14 | 杰华特微电子(张家港)有限公司 | Led驱动电路及方法 |
US20200296812A1 (en) * | 2019-03-13 | 2020-09-17 | Idesyn Semiconductor Corp. | System, method, and controller for turning on a low-dimming light source rapidly |
CN112235903A (zh) * | 2020-10-29 | 2021-01-15 | 深圳市必易微电子股份有限公司 | 控制电路、控制方法及其led驱动电路 |
CN112533324A (zh) * | 2020-12-17 | 2021-03-19 | 矽力杰半导体技术(杭州)有限公司 | 一种基于软启的控制电路及应用其的led驱动电路 |
-
2021
- 2021-06-19 CN CN202110681190.8A patent/CN113423156A/zh active Pending
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101984734A (zh) * | 2010-11-30 | 2011-03-09 | Bcd半导体制造有限公司 | 一种led加速启动和软启动的控制电路 |
WO2014099681A2 (en) * | 2012-12-17 | 2014-06-26 | Ecosense Lighting Inc. | Systems and methods for dimming of a light source |
CN104066234A (zh) * | 2013-03-21 | 2014-09-24 | 立锜科技股份有限公司 | 发光元件驱动电路及其控制电路与方法 |
CN103683890A (zh) * | 2013-12-06 | 2014-03-26 | 深圳市华星光电技术有限公司 | 一种反激式快速启动驱动电路及驱动方法 |
CN104270873A (zh) * | 2014-10-27 | 2015-01-07 | 矽力杰半导体技术(杭州)有限公司 | Led驱动器、控制方法和控制电路 |
US20170223794A1 (en) * | 2016-02-03 | 2017-08-03 | Ketra, Inc. | Illumination device and method for decoupling power delivered to an led load from a phase-cut dimming angle |
CN205566720U (zh) * | 2016-03-03 | 2016-09-07 | 深圳迈睿智能科技有限公司 | 一种调光起始电压自适应的恒压调光电源 |
CN209120516U (zh) * | 2018-09-18 | 2019-07-16 | 深圳益明光电技术有限公司 | Led调光启动电路及led设备 |
CN110545605A (zh) * | 2018-10-17 | 2019-12-06 | 矽力杰半导体技术(杭州)有限公司 | 集成电路、可调光led驱动电路及其驱动方法 |
US20200296812A1 (en) * | 2019-03-13 | 2020-09-17 | Idesyn Semiconductor Corp. | System, method, and controller for turning on a low-dimming light source rapidly |
CN110798939A (zh) * | 2019-11-11 | 2020-02-14 | 杰华特微电子(张家港)有限公司 | Led驱动电路及方法 |
CN112235903A (zh) * | 2020-10-29 | 2021-01-15 | 深圳市必易微电子股份有限公司 | 控制电路、控制方法及其led驱动电路 |
CN112533324A (zh) * | 2020-12-17 | 2021-03-19 | 矽力杰半导体技术(杭州)有限公司 | 一种基于软启的控制电路及应用其的led驱动电路 |
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SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Qingfeng Inventor after: Fang Jiemiao Inventor after: Yang Wu Inventor after: Mao Gang Inventor after: Li Yingmin Inventor before: Yang Qingfeng Inventor before: Fang Jiemiao Inventor before: Yang Wu Inventor before: Mao Gang Inventor before: Saito Naoyuki Inventor before: Li Yingmin |
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CB03 | Change of inventor or designer information | ||
CB02 | Change of applicant information |
Address after: 314599 Tongde Road, Tongxiang Economic Development Zone, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Yuyang Electronics Co., Ltd. Address before: 314599 Tongde Road, Tongxiang Economic Development Zone, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG YUYANG ELECTRONICS CO.,LTD. |
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CB02 | Change of applicant information |