CN201821538U - High-power LED (light-emitting diode) lighting time-division power-division intelligent switching power supply control circuit - Google Patents
High-power LED (light-emitting diode) lighting time-division power-division intelligent switching power supply control circuit Download PDFInfo
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- CN201821538U CN201821538U CN2010202760158U CN201020276015U CN201821538U CN 201821538 U CN201821538 U CN 201821538U CN 2010202760158 U CN2010202760158 U CN 2010202760158U CN 201020276015 U CN201020276015 U CN 201020276015U CN 201821538 U CN201821538 U CN 201821538U
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- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses a high-power LED (light-emitting diode) lighting special time-division power-division intelligent switching power supply control circuit which comprises a toggle switch, an analog value chip, an operational amplifier, an optical coupler, a power supply scheme chip, an MOS (metal oxide semiconductor) tube and a transformer, wherein the input end of the analog value chip is connected with the toggle switch, the output end is connected to the input end of the operational amplifier, the output end of the operational amplifier is connected to the input end of the power supply scheme chip after passing through the optical coupler for isolation, and the MOS tube is connected between the output end of the power supply scheme chip and the transformer. When a single-chip microcomputer is turned on for timing automatically, the current output can be adjusted automatically in different running time according to the working state set by the toggle switch, thereby meeting the power demand on lighting of an LED (light-emitting diode) in different periods of time and saving energy.
Description
[technical field]
The utility model relates to the high-power LED illumination special use and divides power intelligent type switching power source control circuit at times.
[background technology]
LED illumination market growing, perfect, the Switching Power Supply of supporting thereupon LED illuminating product are tackled it mutually and propose very high requirement because of its special environment for use and special control requirement.Particularly present Switching Power Supply all is the identical power of output in whole lighting process, and in fact, the actual power that the different periods need in the use is different, has so just caused waste of electric energy.
[summary of the invention]
The purpose of this utility model solves the problems of the prior art exactly, propose a kind of high-power LED illumination special use and divide power intelligent type switching power source control circuit at times, can satisfy LED and throw light at the different power of different period outputs, save the energy at the power demand of different periods.
For achieving the above object, the utility model proposes a kind of high-power LED illumination special use and divide power intelligent type switching power source control circuit at times, comprise toggle switch, analogue value chip, operational amplifier, optocoupler, power source design chip, metal-oxide-semiconductor and transformer, the input of described analogue value chip is connected with toggle switch, output is connected to the input of operational amplifier, the output of operational amplifier is connected with metal-oxide-semiconductor through being connected to the input of power source design chip after the light-coupled isolation between the output of power source design chip and the transformer.
As preferably, described analogue value chip adopts the PIC12F675 chip, and cost is low, and simulate effect is good.
As preferably, described operational amplifier adopts the LM258 chip, and cost is low, and performance is good.
As preferably, described optocoupler adopts the PC817 photoelectrical coupler, and cost is low.
As preferably, described power source design chip adopts the TEA1751T chip, and chip cost is low, controls effective.
The beneficial effects of the utility model: the utility model single-chip microcomputer energising back self-clocking, the operating state of setting according to toggle switch in different running times is adjusted electric current output automatically, has satisfied LED and has thrown light at the power demand of different periods, has saved the energy.
Feature of the present utility model and advantage will be elaborated in conjunction with the accompanying drawings by embodiment.
[description of drawings]
Fig. 1 is the circuit theory diagrams of the utility model high-power LED illumination special intelligent type switching power source control circuit.
[embodiment]
As shown in Figure 1, high-power LED illumination special intelligent type switching power source control circuit, comprise toggle switch SW1, analogue value chip IC 1, operational amplifier IC5, optocoupler IC3, power source design chip IC 4, metal-oxide-semiconductor IC2 and transformer T1, the input of described analogue value chip IC 1 is connected with toggle switch SW1, output is connected to the input of operational amplifier IC5, be connected to the input of power source design chip IC 4 after the output of operational amplifier IC5 is isolated through optocoupler IC3, be connected with metal-oxide-semiconductor IC2 between the output of power source design chip IC 4 and the transformer T1.Described analogue value chip IC 1 adopts the PIC12F675 chip, and described operational amplifier IC5 adopts the LM258 chip, and described optocoupler IC3 adopts the PC817 photoelectrical coupler, and described power source design chip IC 4 adopts the TEA1751T chip.Single-chip microcomputer (power source design chip IC 4) energising back self-clocking is adjusted electric current output in different running times automatically according to the operating state of setting, and has satisfied LED and has thrown light at the power demand of different periods, has saved the energy.
Toggle switch SW1 is by the optional majority kind of different DIP modes (as: 8 kinds, 16 kinds etc.) working procedure, make analogue value chip IC 1 (PIC12F675 chip) export different voltages, adjust operational amplifier IC5 (LM258 chip) current sample datum mark, the output of LM258 chip is given power source design chip IC 4 (TEA1751T chip) through optocoupler IC3 isolated feedback, the TEA1751T chip is adjusted the switching frequency of metal-oxide-semiconductor IC2 and is realized the different outputs of transformer T1, finally realizes various power outputs.
The foregoing description is to explanation of the present utility model, is not to qualification of the present utility model, any scheme after the utility model simple transformation is all belonged to protection range of the present utility model.
Claims (5)
1. high-power LED illumination divides power intelligent type switching power source control circuit at times, it is characterized in that: comprise toggle switch, analogue value chip, operational amplifier, optocoupler, power source design chip, metal-oxide-semiconductor and transformer, the input of described analogue value chip is connected with toggle switch, output is connected to the input of operational amplifier, the output of operational amplifier is connected with metal-oxide-semiconductor through being connected to the input of power source design chip after the light-coupled isolation between the output of power source design chip and the transformer.
2. high-power LED illumination as claimed in claim 1 divides power intelligent type switching power source control circuit at times, it is characterized in that: described analogue value chip adopts the PIC12F675 chip.
3. high-power LED illumination as claimed in claim 1 divides power intelligent type switching power source control circuit at times, it is characterized in that: described operational amplifier adopts the LM258 chip.
4. high-power LED illumination as claimed in claim 1 divides power intelligent type switching power source control circuit at times, it is characterized in that: described optocoupler adopts the PC817 photoelectrical coupler.
5. divide power intelligent type switching power source control circuit at times as each described high-power LED illumination in the claim 1～4, it is characterized in that: described power source design chip adopts the TEA1751T chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202760158U CN201821538U (en) | 2010-07-30 | 2010-07-30 | High-power LED (light-emitting diode) lighting time-division power-division intelligent switching power supply control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202760158U CN201821538U (en) | 2010-07-30 | 2010-07-30 | High-power LED (light-emitting diode) lighting time-division power-division intelligent switching power supply control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201821538U true CN201821538U (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202760158U Expired - Fee Related CN201821538U (en) | 2010-07-30 | 2010-07-30 | High-power LED (light-emitting diode) lighting time-division power-division intelligent switching power supply control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201821538U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787091A (en) * | 2017-11-17 | 2018-03-09 | 上海阿卡得电子有限公司 | A kind of dialing LED multistage light adjusting circuits |
| CN109862653A (en) * | 2018-09-14 | 2019-06-07 | 苏州瑞铬优电子科技有限公司 | A kind of illumination driving circuit for High Power Factor LED |
-
2010
- 2010-07-30 CN CN2010202760158U patent/CN201821538U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787091A (en) * | 2017-11-17 | 2018-03-09 | 上海阿卡得电子有限公司 | A kind of dialing LED multistage light adjusting circuits |
| CN109862653A (en) * | 2018-09-14 | 2019-06-07 | 苏州瑞铬优电子科技有限公司 | A kind of illumination driving circuit for High Power Factor LED |
| CN109862653B (en) * | 2018-09-14 | 2021-09-24 | 苏州瑞铬优电子科技有限公司 | Illumination driving circuit for high-power-factor LED |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG HIZHEN ELECTRONICS TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HUZHOU HAIZHEN ELECTRONIC TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 313100 Industrial Park, eight Li Town, Zhejiang, Huzhou Patentee after: Zhejiang Haizhen Electronic Technology Co., Ltd. Address before: 313000 Huzhou Wuxing Wuxing Industrial Park Huzhou Zhejiang vibration Electronic Technology Co., Ltd. Patentee before: Huzhou Haizhen Electronic Scientific And Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20140730 |
|
| EXPY | Termination of patent right or utility model |