CN104717804A - 用于led灯线性恒流电路的供电电压调节系统 - Google Patents
用于led灯线性恒流电路的供电电压调节系统 Download PDFInfo
- Publication number
- CN104717804A CN104717804A CN201510078370.1A CN201510078370A CN104717804A CN 104717804 A CN104717804 A CN 104717804A CN 201510078370 A CN201510078370 A CN 201510078370A CN 104717804 A CN104717804 A CN 104717804A
- Authority
- CN
- China
- Prior art keywords
- voltage
- constant current
- circuit
- linear constant
- led lamp
- 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.)
- Granted
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510078370.1A CN104717804B (zh) | 2015-02-13 | 2015-02-13 | 用于led灯线性恒流电路的供电电压调节系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510078370.1A CN104717804B (zh) | 2015-02-13 | 2015-02-13 | 用于led灯线性恒流电路的供电电压调节系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104717804A true CN104717804A (zh) | 2015-06-17 |
CN104717804B CN104717804B (zh) | 2017-09-12 |
Family
ID=53416626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510078370.1A Active CN104717804B (zh) | 2015-02-13 | 2015-02-13 | 用于led灯线性恒流电路的供电电压调节系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104717804B (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101539251A (zh) * | 2009-04-24 | 2009-09-23 | 周华 | 高功率因数led照明系统 |
CN102984861A (zh) * | 2012-11-23 | 2013-03-20 | 京东方科技集团股份有限公司 | 一种背光源和显示装置 |
CN204425733U (zh) * | 2015-02-13 | 2015-06-24 | 浙江生辉照明有限公司 | 用于led灯线性恒流电路的供电电压调节系统 |
-
2015
- 2015-02-13 CN CN201510078370.1A patent/CN104717804B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101539251A (zh) * | 2009-04-24 | 2009-09-23 | 周华 | 高功率因数led照明系统 |
CN102984861A (zh) * | 2012-11-23 | 2013-03-20 | 京东方科技集团股份有限公司 | 一种背光源和显示装置 |
CN204425733U (zh) * | 2015-02-13 | 2015-06-24 | 浙江生辉照明有限公司 | 用于led灯线性恒流电路的供电电压调节系统 |
Also Published As
Publication number | Publication date |
---|---|
CN104717804B (zh) | 2017-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101707831B (zh) | 一种led驱动电路及led灯具 | |
CN103037597B (zh) | 多路led恒流控制电路及led光源控制系统 | |
CN102708805A (zh) | 多路led背光源驱动电路及使用其的液晶显示装置 | |
CN103281834B (zh) | 一种应用在交流led驱动系统中的过压保护电路 | |
CN103874288B (zh) | 一种发光二极管灯条驱动电路及液晶电视 | |
CN102316644B (zh) | 一种高精度led恒流驱动装置 | |
CN204425733U (zh) | 用于led灯线性恒流电路的供电电压调节系统 | |
CN103179756B (zh) | 一种具有宽输入电压范围的led线性恒流驱动控制器 | |
CN208836431U (zh) | 一种隔离1-10v调光信号转换器 | |
CN203814023U (zh) | 一种采用pam2842实现的可调光led驱动器 | |
CN201116672Y (zh) | 可均流控制的发光二极管阵列电路 | |
CN101765275A (zh) | 一种led驱动电路及led灯具 | |
CN203675384U (zh) | Led灯驱动器 | |
CN104717804A (zh) | 用于led灯线性恒流电路的供电电压调节系统 | |
CN103327677A (zh) | 一种led驱动电路的恒流控制方法及其驱动电路 | |
CN205283887U (zh) | Led调光电路及led驱动电路 | |
CN108712801B (zh) | 一种宽输入电压的恒功率驱动电路及装置 | |
CN208806469U (zh) | 一种带有反馈功能的激光测距仪的驱动电路 | |
CN201700053U (zh) | Led电流源的控制电路及保护电路 | |
CN203167378U (zh) | 漏电保护电路及背光驱动装置 | |
CN205179430U (zh) | 一种led的电源驱动电路 | |
CN206149552U (zh) | 用于非隔离led驱动电源的调光电路 | |
CN204859646U (zh) | 一种led串联参数检控电路 | |
CN109788597B (zh) | 一种恒流驱动智能灯具 | |
CN103945594B (zh) | 改善串联半桥谐振调光闪烁问题的电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Supply voltage regulating system for LED lamp linear constant-current circuit Effective date of registration: 20191123 Granted publication date: 20170912 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: ZHEJIANG SHENGHUI LIGHTING Co.,Ltd. Registration number: Y2019330000238 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230208 Granted publication date: 20170912 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: ZHEJIANG SHENGHUI LIGHTING Co.,Ltd. Registration number: Y2019330000238 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Power supply voltage regulation system for LED lamp linear constant current circuit Effective date of registration: 20230210 Granted publication date: 20170912 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: ZHEJIANG SHENGHUI LIGHTING Co.,Ltd. Registration number: Y2023330000340 |