CN108712807B - 发光二极管的驱动电路 - Google Patents
发光二极管的驱动电路 Download PDFInfo
- Publication number
- CN108712807B CN108712807B CN201810877026.2A CN201810877026A CN108712807B CN 108712807 B CN108712807 B CN 108712807B CN 201810877026 A CN201810877026 A CN 201810877026A CN 108712807 B CN108712807 B CN 108712807B
- Authority
- CN
- China
- Prior art keywords
- module
- emitting diode
- constant
- light emitting
- constant current
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims description 8
- 239000011324 bead Substances 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- 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]
Landscapes
- Led Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810877026.2A CN108712807B (zh) | 2018-08-03 | 2018-08-03 | 发光二极管的驱动电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810877026.2A CN108712807B (zh) | 2018-08-03 | 2018-08-03 | 发光二极管的驱动电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108712807A CN108712807A (zh) | 2018-10-26 |
CN108712807B true CN108712807B (zh) | 2024-01-09 |
Family
ID=63874518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810877026.2A Active CN108712807B (zh) | 2018-08-03 | 2018-08-03 | 发光二极管的驱动电路 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108712807B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110828440A (zh) * | 2019-09-03 | 2020-02-21 | 东莞市华彩威科技有限公司 | 一种集成恒流控制芯片的封装led |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101069339A (zh) * | 2004-12-03 | 2007-11-07 | 罗姆股份有限公司 | 电源装置以及使用它的发光装置、电子设备 |
CN202127536U (zh) * | 2011-06-29 | 2012-01-25 | 林万炯 | 一种发光二极管驱动器的恒流电路 |
CN203984727U (zh) * | 2014-06-12 | 2014-12-03 | 欧普照明股份有限公司 | 一种用于led灯的pwm调光电路 |
CN105979662A (zh) * | 2016-07-06 | 2016-09-28 | 深圳市明微电子股份有限公司 | 一种led恒流驱动电路及led照明装置 |
CN206516893U (zh) * | 2017-01-18 | 2017-09-22 | 波粒(北京)光电科技有限公司 | 一种用于半导体激光器的恒流源电路 |
CN208523031U (zh) * | 2018-08-03 | 2019-02-19 | 美智光电科技有限公司 | 发光二极管的驱动电路 |
-
2018
- 2018-08-03 CN CN201810877026.2A patent/CN108712807B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101069339A (zh) * | 2004-12-03 | 2007-11-07 | 罗姆股份有限公司 | 电源装置以及使用它的发光装置、电子设备 |
CN202127536U (zh) * | 2011-06-29 | 2012-01-25 | 林万炯 | 一种发光二极管驱动器的恒流电路 |
CN203984727U (zh) * | 2014-06-12 | 2014-12-03 | 欧普照明股份有限公司 | 一种用于led灯的pwm调光电路 |
CN105979662A (zh) * | 2016-07-06 | 2016-09-28 | 深圳市明微电子股份有限公司 | 一种led恒流驱动电路及led照明装置 |
CN206516893U (zh) * | 2017-01-18 | 2017-09-22 | 波粒(北京)光电科技有限公司 | 一种用于半导体激光器的恒流源电路 |
CN208523031U (zh) * | 2018-08-03 | 2019-02-19 | 美智光电科技有限公司 | 发光二极管的驱动电路 |
Also Published As
Publication number | Publication date |
---|---|
CN108712807A (zh) | 2018-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20150296582A1 (en) | Led luminescence apparatus | |
CN108055718B (zh) | Led并联均流控制方法、系统及电路 | |
JP5367173B2 (ja) | 定電流駆動ledモジュール装置 | |
US9398672B2 (en) | Lighting device and illumination apparatus | |
KR102140276B1 (ko) | 발광 모듈 | |
KR101301087B1 (ko) | 발광 다이오드 구동 장치 | |
EP3002993A1 (en) | Devices for led direct driver | |
US9258857B2 (en) | Light emitting system and voltage conversion device thereof | |
AU2011293429B2 (en) | Solid state lighting driver with THDi bypass circuit | |
US9380669B2 (en) | Low flicker LED driving circuit with high power factor | |
CN111212497A (zh) | 驱动电路 | |
JP2015053225A (ja) | Led駆動回路 | |
TWI576008B (zh) | 低頻閃發光二極體照明裝置 | |
US10334673B2 (en) | Lighting system | |
CN108712807B (zh) | 发光二极管的驱动电路 | |
US11602021B2 (en) | Linear drive circuit and led light having the same | |
CN109410848B (zh) | Led背光驱动双控制器级联的系统和方法 | |
KR20130044747A (ko) | Led 과전압 보호회로 | |
CN103167675A (zh) | 一种具有过温保护电路的led灯具 | |
US10076008B2 (en) | Optoelectronic circuit comprising light-emitting diodes | |
CN208523031U (zh) | 发光二极管的驱动电路 | |
KR102261852B1 (ko) | Led 구동 캐패시터를 포함하는 ac 직결형 발광 다이오드 구동장치 | |
JP6791486B2 (ja) | 発光素子駆動装置及びその駆動方法 | |
US10064250B2 (en) | Optoelectronic circuit comprising light-emitting diodes | |
KR102305838B1 (ko) | 발광 소자 구동 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 335400 Guixi Industrial Park No. 1, Yingtan City, Jiangxi Province Applicant after: MEIZHI PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Applicant after: MIDEA GROUP Co.,Ltd. Address before: 335400 Guixi Industrial Park No. 1, Yingtan City, Jiangxi Province Applicant before: JIANGXI MIDEA GUIYA LIGHTING Co.,Ltd. Applicant before: MIDEA GROUP Co.,Ltd. |
|
CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200601 Address after: 335400 No. 1 Industrial Park, Yingtan, Jiangxi, Guixi Applicant after: MEIZHI PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Address before: 335400 No. 1 Industrial Park, Yingtan, Jiangxi, Guixi Applicant before: MEIZHI PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Applicant before: MIDEA GROUP Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
CB02 | Change of applicant information |
Address after: 335400 No. 1 Industrial Park, Yingtan, Jiangxi, Guixi Applicant after: Meizhi Optoelectronic Technology Co.,Ltd. Address before: 335400 No. 1 Industrial Park, Yingtan, Jiangxi, Guixi Applicant before: MEIZHI PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
GR01 | Patent grant | ||
GR01 | Patent grant |