CN204425712U - A kind of multi-functional energy-saving LED lamp control circuit - Google Patents
A kind of multi-functional energy-saving LED lamp control circuit Download PDFInfo
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- CN204425712U CN204425712U CN201520008317.XU CN201520008317U CN204425712U CN 204425712 U CN204425712 U CN 204425712U CN 201520008317 U CN201520008317 U CN 201520008317U CN 204425712 U CN204425712 U CN 204425712U
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- led lamp
- constant flow
- rectifier
- saving led
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- 230000009466 transformation Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of multi-functional energy-saving LED lamp control circuit, comprise transformation/rectifier, constant voltage source, MCU, button and constant flow module; Also comprise alternating voltage output module; The output of transformation/rectifier is that LED module in energy-saving LED lamp is powered through described constant flow module; Button comprises an on & off switch and 1-10 brilliance control key, and MCU exports the control end of pwm pulse to constant flow module; Described constant voltage source adopts AC-DC trip to fill step-down chip HL6235 or SP5715.Alternating voltage output module is no-load voltage ratio adjustable variable-pressure device; Described constant flow module adopts DU8623 or DU2702 chip.This multi-functional energy-saving LED lamp control circuit feature richness, easy to implement, and good energy-conserving effect.
Description
Technical field
The utility model relates to a kind of multi-functional energy-saving LED lamp control circuit.
Background technology
Existing energy-saving LED lamp, although can regulate brightness, general employing constant voltage source driving LED module, therefore the consistency of brightness is poor, and in addition, function is comparatively single, can only use as light source, does not have the function of other novelties.Therefore, be necessary to design a kind of novel LED control circuit.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of multi-functional energy-saving LED lamp control circuit, this multi-functional energy-saving LED lamp control circuit feature richness, easy to implement, and good energy-conserving effect.
The technical solution of utility model is as follows:
A kind of multi-functional energy-saving LED lamp control circuit, comprises transformation/rectifier, constant voltage source, MCU, button and constant flow module; Also comprise alternating voltage output module;
Transformation/rectifier is all connected with civil power with constant voltage source; The output of transformation/rectifier is that LED module in energy-saving LED lamp is powered through described constant flow module; Constant flow module is the circuit module based on pwm pulse regulation output electric current; Button is connected with MCU, and button comprises an on & off switch and 1-10 brilliance control key, and MCU exports the control end of pwm pulse to constant flow module; When different brilliance control keys triggers, MCU exports the pwm pulse of different duty ratios.
Described constant voltage source adopts AC-DC trip to fill step-down chip HL6235 or SP5715; Export 5V voltage to the USB interface on energy-saving LED lamp.
Alternating voltage output module is no-load voltage ratio adjustable variable-pressure device; [or alternating voltage output module is that ac output end docks with ac input end, directly civil power is outputted to outlet side]
Described constant flow module adopts DU8623 or DU2702 chip.
Transformation/rectifier comprises the fixing transformer of no-load voltage ratio and bridge rectifier.
Transformation/rectifier comprises connected transformer and rectifier, and be rectified into direct current again by after first for civil power step-down, being constant-current supply chip power supply, is existing mature technology.
MCU is single-chip microcomputer, DSP or arm processor, and MCU can replace with pulse regulating circuit (comprising digital circuit and analog circuit); MCU is existing ripe device, only uses the intrinsic function of MCU in the utility model, and therefore, do not relate to the improvement to method, application of the present utility model does not also rely on method.
In Width funtion constant-current supply, DU8623 or DU2702 adopts unique Closed-loop Constant-current to control patent-TRUEC2 technology, can realize high-precision output current, guarantee the consistency of LED luminance under wide input voltage, output voltage and inductance parameters condition.
Beneficial effect:
Multi-functional energy-saving LED lamp control circuit of the present utility model, adopts constant flow module driving LED module, and described MCU based on the pwm pulse regulation output electric current exporting different duty by key control, thus regulates the brightness of LED module; LED emission uniformity is good, can need the brightness of light regulating according to difference.
In addition, constant voltage source HL6235 or SP5715 is a high accuracy Off-line SMPS circuit, is applied to low-power consumption AC/DC charger and adapter.HL6235 or SP5715 uses the sampling of former limit to carry out accurate Isobarically Control, system carries out the adjustment of output voltage by the sampling of former limit, for the input of 100-265VAC Width funtion, isolated constant voltage drives, output voltage 5VDC electric current is maximum reaches 1A, can be mobile phone, the electronic products such as panel computer provide power supply or charging, and practicality is good.
Alternating voltage output module can be supplied to the electronic product of all types of AC voltage input, and transformer voltage ratio is adjustable, and practicality is good.
Accompanying drawing explanation
Fig. 1 is the general principles block diagram of multi-functional energy-saving LED lamp control circuit of the present utility model.
Embodiment
Below with reference to the drawings and specific embodiments, the utility model is described in further details:
Embodiment 1:
As shown in Figure 1, a kind of multi-functional energy-saving LED lamp control circuit, comprises transformation/rectifier, constant voltage source, MCU, button and constant flow module; Also comprise alternating voltage output module;
Transformation/rectifier is all connected with civil power with constant voltage source; The output of transformation/rectifier is that LED module in energy-saving LED lamp is powered through described constant flow module; Constant flow module is the circuit module based on pwm pulse regulation output electric current; Button is connected with MCU, and button comprises an on & off switch and 10 brilliance control keys, and MCU exports the control end of pwm pulse to constant flow module; When these 10 buttons trigger, MCU exports the pwm pulse of different duty ratios.
Described constant voltage source adopts AC-DC trip to fill step-down chip HL6235 or SP5715; Export 5V voltage to the USB interface on energy-saving LED lamp.
Alternating voltage output module is no-load voltage ratio adjustable variable-pressure device;
Described constant flow module adopts DU8623 or DU2702 chip.
Transformation/rectifier comprises the fixing transformer of no-load voltage ratio and bridge rectifier.
On & off switch and ON/OFF key, brilliance control key and dimmer(1-100%) key; When namely short tactile ON starts shooting and export 100%, then namely short tactile OFF shuts down.The corresponding MCU of each brilliance control key exports the pwm pulse of different duty ratios (0%-100%), for regulating LED luminance.
Claims (2)
1. a multi-functional energy-saving LED lamp control circuit, is characterized in that, comprises transformation/rectifier, constant voltage source, MCU, button and constant flow module; Also comprise alternating voltage output module;
Transformation/rectifier is all connected with civil power with constant voltage source; The output of transformation/rectifier is that LED module in energy-saving LED lamp is powered through described constant flow module; Constant flow module is the circuit module based on pwm pulse regulation output electric current; Button is connected with MCU, and button comprises an on & off switch and 1-10 brilliance control key, and MCU exports the control end of pwm pulse to constant flow module; Described constant voltage source adopts AC-DC trip to fill step-down chip HL6235 or SP5715; Export 5V voltage to the USB interface on energy-saving LED lamp; Alternating voltage output module is no-load voltage ratio adjustable variable-pressure device; Described constant flow module adopts DU8623 or DU2702 chip.
2. multi-functional energy-saving LED lamp control circuit according to claim 1, is characterized in that, transformation/rectifier comprises the fixing transformer of no-load voltage ratio and bridge rectifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520008317.XU CN204425712U (en) | 2015-01-07 | 2015-01-07 | A kind of multi-functional energy-saving LED lamp control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520008317.XU CN204425712U (en) | 2015-01-07 | 2015-01-07 | A kind of multi-functional energy-saving LED lamp control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204425712U true CN204425712U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520008317.XU Active CN204425712U (en) | 2015-01-07 | 2015-01-07 | A kind of multi-functional energy-saving LED lamp control circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204425712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392263A (en) * | 2015-12-16 | 2016-03-09 | 河北工业大学 | EnOcean-based wireless and passive intelligent bathroom lighting system |
| CN108093529A (en) * | 2018-01-10 | 2018-05-29 | 四川蓝景光电技术有限责任公司 | Intelligent constant-current supply and its control method applied to LED product |
-
2015
- 2015-01-07 CN CN201520008317.XU patent/CN204425712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392263A (en) * | 2015-12-16 | 2016-03-09 | 河北工业大学 | EnOcean-based wireless and passive intelligent bathroom lighting system |
| CN108093529A (en) * | 2018-01-10 | 2018-05-29 | 四川蓝景光电技术有限责任公司 | Intelligent constant-current supply and its control method applied to LED product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Di Lang Photoelectric Co., Ltd. of Shenzhen Assignor: Min Changwei Contract record no.: 2015440020359 Denomination of utility model: Multifunctional energy-saving LED lamp control circuit Granted publication date: 20150624 License type: Exclusive License Record date: 20151126 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151225 Address after: 518000 Guangdong city of Shenzhen province Baoan District Shiyan Street Community Shilong Industrial Park 1, 2 Heng Rong, 3, 4 Building (2 floor of building 4 B zone) Patentee after: Di Lang Photoelectric Co., Ltd. of Shenzhen Address before: 417500 Hunan Loudi Lengshuijiang Subdistrict Office red sun community neighborhood committee 16 groups Patentee before: Min Changwei |