CN106211461A - 一种分段式led驱动电路 - Google Patents
一种分段式led驱动电路 Download PDFInfo
- Publication number
- CN106211461A CN106211461A CN201610623068.4A CN201610623068A CN106211461A CN 106211461 A CN106211461 A CN 106211461A CN 201610623068 A CN201610623068 A CN 201610623068A CN 106211461 A CN106211461 A CN 106211461A
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- Prior art keywords
- circuit
- led
- diode
- resistance
- operational amplifier
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- 238000001914 filtration Methods 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims description 12
- 230000005355 Hall effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004065 semiconductor Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623068.4A CN106211461B (zh) | 2016-08-02 | 2016-08-02 | 一种分段式led驱动电路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623068.4A CN106211461B (zh) | 2016-08-02 | 2016-08-02 | 一种分段式led驱动电路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106211461A true CN106211461A (zh) | 2016-12-07 |
| CN106211461B CN106211461B (zh) | 2018-07-17 |
Family
ID=57497918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610623068.4A Active CN106211461B (zh) | 2016-08-02 | 2016-08-02 | 一种分段式led驱动电路 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106211461B (zh) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120019156A1 (en) * | 2010-07-22 | 2012-01-26 | Microsemi Corporation | Led string driver with non-dissipative reactance balancer |
| CN102438378A (zh) * | 2011-12-20 | 2012-05-02 | 江苏宏微科技有限公司 | Led照明智能控制系统 |
| CN102858049A (zh) * | 2011-06-30 | 2013-01-02 | 海洋王照明科技股份有限公司 | 一种过流保护采样电路、led驱动电路及led灯具 |
| CN203162873U (zh) * | 2013-04-09 | 2013-08-28 | 青海聚能达新能源开发有限公司 | 一种交流直接驱动led灯电流矫正电路 |
| CN104270874A (zh) * | 2014-10-27 | 2015-01-07 | 无锡华润矽科微电子有限公司 | 分段式led驱动电路 |
-
2016
- 2016-08-02 CN CN201610623068.4A patent/CN106211461B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120019156A1 (en) * | 2010-07-22 | 2012-01-26 | Microsemi Corporation | Led string driver with non-dissipative reactance balancer |
| CN102858049A (zh) * | 2011-06-30 | 2013-01-02 | 海洋王照明科技股份有限公司 | 一种过流保护采样电路、led驱动电路及led灯具 |
| CN102438378A (zh) * | 2011-12-20 | 2012-05-02 | 江苏宏微科技有限公司 | Led照明智能控制系统 |
| CN203162873U (zh) * | 2013-04-09 | 2013-08-28 | 青海聚能达新能源开发有限公司 | 一种交流直接驱动led灯电流矫正电路 |
| CN104270874A (zh) * | 2014-10-27 | 2015-01-07 | 无锡华润矽科微电子有限公司 | 分段式led驱动电路 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106211461B (zh) | 2018-07-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180611 Address after: 528421 the 3 floor of A building, 5 Tong Shun Road, Guzhen Town, Zhongshan, Guangdong. Applicant after: Zhongshan Xupu Electronic Technology Co., Ltd. Address before: 528402 Yixing 6-403, Yong Yi Garden, 1 Fu Li Road, Shiqi District, Zhongshan, Guangdong Applicant before: Hui Yong |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 528400 floor 3, building a, No. 5, Tongshun Road, Tongyi Industrial Park, Guzhen, Zhongshan City, Guangdong Province Patentee after: Guangdong falkeshi Intelligent Electronic Technology Co.,Ltd. Address before: 528421 the 3 floor of A building, 5 Tong Shun Road, Guzhen Town, Zhongshan, Guangdong. Patentee before: ZHONGSHAN XUPU ELECTRONIC TECHNOLOGY Co.,Ltd. |