CN201307957Y - A solar light emitting diode constant current source control circuit - Google Patents
A solar light emitting diode constant current source control circuit Download PDFInfo
- Publication number
- CN201307957Y CN201307957Y CN 200820181362 CN200820181362U CN201307957Y CN 201307957 Y CN201307957 Y CN 201307957Y CN 200820181362 CN200820181362 CN 200820181362 CN 200820181362 U CN200820181362 U CN 200820181362U CN 201307957 Y CN201307957 Y CN 201307957Y
- Authority
- CN
- China
- Prior art keywords
- emitting diode
- angle
- light emitting
- constant current
- integrated package
- 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.)
- Expired - Fee Related
Links
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a solar light emitting diode constant current source control circuit, which comprises a solar street lamp, a power supply, and output ends A1 and B1 of the power supply; the output end of a diode A1 is connected with an integrated package; a V2 angle on the integrated package is connected with a V4 angle to compose an access; minus electricity of the light emitting diode is supplied through output end of a resistant R; an output end of a diode B1 is connected with the integrated package; a V1 angle on the integrated package is connected with V3 angle output constant current signal; a V3 angle is connected to an audion C and the light emitting diode to compose a power supply access. The utility model has following effects: the solar light emitting diode constant current source control system is especially applicable to a solar street lamp, with small volume, low cost, simple connection, and reliable property. At night, the light emitting diode is driven by the solar light emitting diode constant current source control system to output constant current, thus prolonging the service life of the light emitting diode.
Description
Technical field:
The utility model relates to a kind of constant-current source control street lamp, is specially adapted to the control on the solar street light.
Background technology:
What existing solar street light constant-current source control system adopted is general digital circuit, and its shortcoming is that volume is big, cost height, circuit complexity.
Summary of the invention:
Task of the present utility model is that a kind of volume of proposition is little, cost is low, circuit is simple, the solar street light constant-current control circuit of dependable performance, task of the present utility model is finished like this: it comprises solar street light, power supply, it is characterized in that: the output terminals A 1 of power supply, B1, the output of diode A1 connects integrated package, V2 angle on the integrated package connects the V4 angle and constitutes path, supply negative electricity by the resistance R output to light-emitting diode, diode B1 output connects integrated package, and the V1 angle on the integrated package connects V3 angle output constant current signal, and the V3 angle connects triode C and light-emitting diode constitutes supply access.This is practical following effect: this light emitting diode constant-current source control system is specially adapted to solar street light, and it is little to have a volume, and cost is low, and circuit is simple, dependable performance.Light emitting diode constant-current source control system output at night driven for emitting lights diode makes light-emitting diode output form constant current, thereby prolongs the life-span of light-emitting diode.
Description of drawings:
Fig. 1 is a circuit diagram of the present utility model
The drawing explanation:
1, power supply, 2, diode A1,3, diode B1,4, integrated package, 5, triode C, 6, resistance R, 7, light-emitting diode.
Embodiment:
In conjunction with above accompanying drawing embodiment is described, A on the power supply 1, B output line are connected with diode 2A1,3B1, the output of diode 2A1 connects integrated package 4, the V4 angle that the V2 angle connects on the integrated package constitutes path, give light-emitting diode 7 for negative electricity by resistance 6R output, diode 3B1 connects the V1 angle on the integrated package 4, connects V3 angle output constant current signal by the V1 angle on the integrated package.V3 angle on the integrated package 4 connects triode 5C and light-emitting diode 7 constitutes supply access.
Claims (1)
1, solar energy LED constant current source control circuit, it comprises solar street light, power supply, it is characterized in that: the output terminals A 1 of power supply, B1, the output of diode A1 connects integrated package, V2 angle on the integrated package connects the V4 angle and constitutes path, supplies negative electricity by the resistance R output to light-emitting diode, and diode B1 output connects integrated package, V1 angle on the integrated package connects V3 angle output constant current signal, and the V3 angle connects triode C and light-emitting diode constitutes supply access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820181362 CN201307957Y (en) | 2008-12-10 | 2008-12-10 | A solar light emitting diode constant current source control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820181362 CN201307957Y (en) | 2008-12-10 | 2008-12-10 | A solar light emitting diode constant current source control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201307957Y true CN201307957Y (en) | 2009-09-09 |
Family
ID=41100422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200820181362 Expired - Fee Related CN201307957Y (en) | 2008-12-10 | 2008-12-10 | A solar light emitting diode constant current source control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201307957Y (en) |
-
2008
- 2008-12-10 CN CN 200820181362 patent/CN201307957Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XINXIANG CITY TIANYI NEW ENERGY TECHNOLOGY DEVELOP Free format text: FORMER OWNER: SHANG GUANGQIANG Effective date: 20091211 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091211 Address after: Han Dong Zhuang Xiang Huang Zhuang Cun, Yuanyang County, Henan province zip code: 453500 Patentee after: Xinxiang City Tianyi New Energy Technology Development Co., Ltd. Address before: Han Dong Zhuang Xiang Huang Zhuang Cun, Yuanyang County, Henan province zip code: 453500 Patentee before: Shang Guangqiang |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20111210 |