CN105554951A - 一种恒流恒压led驱动电路 - Google Patents
一种恒流恒压led驱动电路 Download PDFInfo
- Publication number
- CN105554951A CN105554951A CN201610046053.6A CN201610046053A CN105554951A CN 105554951 A CN105554951 A CN 105554951A CN 201610046053 A CN201610046053 A CN 201610046053A CN 105554951 A CN105554951 A CN 105554951A
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- China
- Prior art keywords
- circuit
- resistance
- diode
- electric capacity
- triode
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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
-
- 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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- Dc-Dc Converters (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610046053.6A CN105554951B (zh) | 2016-01-25 | 2016-01-25 | 一种恒流恒压led驱动电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610046053.6A CN105554951B (zh) | 2016-01-25 | 2016-01-25 | 一种恒流恒压led驱动电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105554951A true CN105554951A (zh) | 2016-05-04 |
CN105554951B CN105554951B (zh) | 2017-05-17 |
Family
ID=55833814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610046053.6A Expired - Fee Related CN105554951B (zh) | 2016-01-25 | 2016-01-25 | 一种恒流恒压led驱动电路 |
Country Status (1)
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CN (1) | CN105554951B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110620412A (zh) * | 2019-09-25 | 2019-12-27 | 上海类比半导体技术有限公司 | 一种最小输出选择电路、电池充放电路 |
CN112218407A (zh) * | 2020-08-27 | 2021-01-12 | 盐城工学院 | 一种无驱动芯片的led驱动电路 |
WO2021008384A1 (zh) * | 2019-07-17 | 2021-01-21 | 深圳市洲明科技股份有限公司 | 供电反馈调节系统及显示屏 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011186178A (ja) * | 2010-03-09 | 2011-09-22 | Hitachi Displays Ltd | 液晶表示装置 |
CN202503747U (zh) * | 2012-04-23 | 2012-10-24 | 辽宁广达电子科技股份有限公司 | 一种led路灯电源驱动电路 |
US8816953B2 (en) * | 2009-10-08 | 2014-08-26 | Lg Display Co., Ltd. | Liquid crystal display and scanning back light driving method thereof |
-
2016
- 2016-01-25 CN CN201610046053.6A patent/CN105554951B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8816953B2 (en) * | 2009-10-08 | 2014-08-26 | Lg Display Co., Ltd. | Liquid crystal display and scanning back light driving method thereof |
JP2011186178A (ja) * | 2010-03-09 | 2011-09-22 | Hitachi Displays Ltd | 液晶表示装置 |
CN202503747U (zh) * | 2012-04-23 | 2012-10-24 | 辽宁广达电子科技股份有限公司 | 一种led路灯电源驱动电路 |
Non-Patent Citations (1)
Title |
---|
杨恒: "《LED照明驱动电路设计与实例精选》", 31 January 2008 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021008384A1 (zh) * | 2019-07-17 | 2021-01-21 | 深圳市洲明科技股份有限公司 | 供电反馈调节系统及显示屏 |
CN110620412A (zh) * | 2019-09-25 | 2019-12-27 | 上海类比半导体技术有限公司 | 一种最小输出选择电路、电池充放电路 |
CN112218407A (zh) * | 2020-08-27 | 2021-01-12 | 盐城工学院 | 一种无驱动芯片的led驱动电路 |
Also Published As
Publication number | Publication date |
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CN105554951B (zh) | 2017-05-17 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Yu Jian Inventor after: Zhang Hong Inventor after: Lu Yangchun Inventor after: Jiang Xiaowu Inventor after: Huang Xiaohua Inventor before: Yu Jian Inventor before: Zhang Hong Inventor before: Lu Yangchun Inventor before: Jiang Xiaowu |
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TR01 | Transfer of patent right |
Effective date of registration: 20170630 Address after: 511431, No. 3, building 8, five Dongxiang Road, Luopu street, Guangzhou, Guangdong, Panyu District Patentee after: Guangzhou Dragon Electronic Technology Co., Ltd. Address before: 213164 Jiangsu, Wujin Province, the new Ming Road,, No. 22, Changzhou College of Information Technology Patentee before: Changzhou College of Information Technology |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20180125 |
|
CF01 | Termination of patent right due to non-payment of annual fee |