CN203872404U - Circuit structure of LED driving power supply capable of realizing light adjustment and color adjustment through silicon controlled dimmer - Google Patents
Circuit structure of LED driving power supply capable of realizing light adjustment and color adjustment through silicon controlled dimmer Download PDFInfo
- Publication number
- CN203872404U CN203872404U CN201420261915.3U CN201420261915U CN203872404U CN 203872404 U CN203872404 U CN 203872404U CN 201420261915 U CN201420261915 U CN 201420261915U CN 203872404 U CN203872404 U CN 203872404U
- Authority
- CN
- China
- Prior art keywords
- circuit
- led
- connects
- semiconductor
- oxide
- 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
Abstract
A circuit structure of an LED driving power supply capable of realizing light adjustment and color adjustment through a silicon controlled dimmer includes a light adjusting power circuit and a color temperature switching circuit; the light adjusting power circuit is a typical drive circuit based on a chip BP3108, and an output positive electrode end is connected with a positive electrode of an LED lamp bead and outputs a voltage signal, and an output negative electrode end is connected with the ground; a control switch K1 (1) is the silicon controlled dimmer; and the color temperature switching circuit receives the voltage signal from the light adjusting power circuit, and switches to a pure white light lamp bead circuit LED-1 (8) or a warm while light lamp bead circuit LED-2 (9) according to the voltage signal. After adopting the abovementioned technical scheme, the circuit structure in the utility model, together with simple computer language programs, can realize adjustment of the LED lamp bead to different brightness and color temperature through the silicon controlled dimmer, thereby satisfying requirements of modern light; and the circuit structure is scientific and reasonable in design, and is easy and convenient to operate.
Description
Technical field
The utility model belongs to LED illumination Driving technique field, is by controllable silicon dimmer, to carry out the circuit structure of the LED driving power of light modulation toning specifically.
Background technology
Along with scientific and technological progress, the light efficiency of LED is higher, and cost is lower, and pollution-free, meets the theme of national energy-saving environmental protection, is more and more subject to people's favor.And, due to growth in the living standard, people are no longer single light illumination modes to the demand of lighting, and LED bulb lamp, Down lamp are all generally to adopt monochromatic form at present, hommization and sophistication along with house fitting-up, and the raising of modern people to quality of the life, to room lighting even commercial lighting no longer meet the demand of single light illumination mode and single brightness, thereby pursue can be whenever and wherever possible and simple operations just can regulate colour temperature and the brightness of LED light fixture.
The generation of chip technology makes the control of Circuits System convenient, utilize computer language programme and be burned onto in chip, carrying out different orders has become very ripe technology, and is widely used in the electrical equipment control in electronic circuit and other field.For the brightness of LED lamp and the adjusting of colour temperature, can realize by switching different circuit, those skilled in the art utilize prior art to carry out, in simple language programming burning/recording chip, can realizing the switching to different circuit.The situation of reality is that computer language procedure is easily worked out, and hardware system often can not meet the demands.
Summary of the invention
For overcoming the above problems, the utility model provides a kind of circuit structure that carries out the LED driving power of light modulation toning by controllable silicon dimmer.
The utility model is achieved through the following technical solutions:
The circuit structure that carries out the LED driving power of light modulation toning by controllable silicon dimmer, comprising:
Dimming power source circuit, adopts the typical drive circuit based on chip BP3108, and its output cathode end connects the anodal and output voltage signal of LED lamp pearl (comprising positive white light pearl and warm white lamp pearl); Its output negative pole end ground connection; Adjusting by dimming power source circuit to the brightness of LED lamp pearl; Utilize the typical drive circuit of BP3108 to there is former limit feedback constant current control without the good characteristics of secondary feedback circuit, can reach higher current precision.
Colour temperature commutation circuit, receives the voltage signal from dimming power source circuit, and switches to positive white light pearl circuit LED-1(8 according to voltage signal) or warm white lamp pearl circuit LED-2(9); By switching positive white light pearl circuit LED-1(8) and warm white lamp pearl circuit LED-2(9) colour temperature of LED illumination regulated.
Described colour temperature commutation circuit comprises:
Time control circuit (6), comprises electric capacity (C4) and resistance (R10), the two parallel connection; Within the effective time of dimming power source circuit deenergization for MCU(U2) operation electric energy is provided;
For colour temperature commutation circuit provides the power supply circuits (7) of electric energy, comprise diode (D6) and three terminal regulator (Q3), the output of three terminal regulator (Q3) connects the positive terminal of diode (D6), input connects the output cathode end of above-mentioned dimming power source circuit, and earth terminal ground connection also connects MCU(U2); For MCU(U2) provide when moving electric energy time control circuit (6) is charged;
Positive white light pearl circuit LED-1(8), comprise resistance (R13) and metal-oxide-semiconductor (Q4); Resistance (R13) one end connects the G utmost point of metal-oxide-semiconductor (Q4), and the other end connects the S utmost point the ground connection of metal-oxide-semiconductor (Q4); The D end of metal-oxide-semiconductor (Q4) connects the negative pole of the positive white light pearl of LED; While switching to this circuit, realize the positive white temperature illuminating effect of LED lamp pearl;
Warm white lamp pearl circuit LED-1(9), comprise resistance (R14) and metal-oxide-semiconductor (Q5); Resistance (R14) one end connects the G utmost point of metal-oxide-semiconductor (Q5), and the other end connects the S utmost point the ground connection of metal-oxide-semiconductor (Q5); The D end of metal-oxide-semiconductor (Q5) connects the negative pole of LED warm white lamp pearl; While switching to this circuit, realize the warm white temperature illuminating effect of LED lamp pearl;
One end of time control circuit (6) connects negative pole end and the MCU(U2 of diode (D6) in power supply circuits (7)), other end ground connection; MCU(U2) a signal end contact resistance (R12), resistance (R12) connects warm white lamp pearl circuit LED-1(9) in the G utmost point of metal-oxide-semiconductor (Q5); MCU(U2) another signal end contact resistance (R11), resistance (R11) connects positive white light pearl circuit LED-1(8) in the G utmost point of metal-oxide-semiconductor (Q4).
The described typical drive circuit based on chip BP3108, its control switch K1 (1) is controllable silicon dimmer; By controllable silicon dimmer, in conjunction with the typical drive circuit of BP3108, realize the adjusting to LED lamp brightness of illumination.
Adopt after technique scheme, the beneficial effects of the utility model are: 1, the circuit structure of the technical program is equipped with simple computer language procedure and by controllable silicon dimmer, reaches the object of dual control, can easily LED lamp pearl be adjusted to different brightness and colour temperature, thereby meet the needs of the modern life; 2, former limit feedback constant current control, without secondary feedback circuit, can reach higher current precision; 3, the design science of circuit structure is reasonable, easy to use simple to operate.
Accompanying drawing explanation
Fig. 1 is circuit structure schematic diagram of the present utility model;
Fig. 2 is the typical application circuit figure of BP3108;
Fig. 3 is theory diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
embodiment: by controllable silicon dimmer, carry out the circuit structure of the LED driving power of light modulation toning, as shown in the figure, comprise dimming power source circuit and colour temperature commutation circuit.Dimming power source circuit is the typical drive circuit (the typical drive circuit of BP3108 as shown in Figure 2) adopting based on chip BP3108, and its output cathode end connects the anodal and output voltage signal of LED lamp pearl (comprising positive white light pearl and warm white lamp pearl); Its output negative pole end ground connection; Its control switch K1 (1) is controllable silicon dimmer; By controllable silicon dimmer (1), in conjunction with the typical drive circuit of BP3108, realize the adjusting to LED lamp brightness of illumination.Colour temperature commutation circuit receives the voltage signal from dimming power source circuit, and switches to positive white light pearl circuit LED-1(8 according to voltage signal) or warm white lamp pearl circuit LED-2(9); By switching positive white light pearl circuit LED-1(8) and warm white lamp pearl circuit LED-2(9) colour temperature of LED illumination regulated.
Colour temperature commutation circuit comprises time control circuit (6), provides the power supply circuits (7) of electric energy, positive white light pearl circuit LED-1(8 for colour temperature commutation circuit) and warm white lamp pearl circuit LED-1(9).Time control circuit (6) comprises electric capacity (C4) and resistance (R10), the two parallel connection; Within the effective time of dimming power source circuit deenergization for MCU(U2) operation electric energy is provided.For providing the power supply circuits (7) of electric energy, colour temperature commutation circuit comprises diode (D6) and three terminal regulator (Q3), the output of three terminal regulator (Q3) connects the positive terminal of diode (D6), input connects the output cathode end of above-mentioned dimming power source circuit, and earth terminal ground connection also connects MCU(U2); For MCU(U2) provide when moving electric energy time control circuit (6) is charged.Positive white light pearl circuit LED-1(8) comprise resistance (R13) and metal-oxide-semiconductor (Q4); Resistance (R13) one end connects the G utmost point of metal-oxide-semiconductor (Q4), and the other end connects the S utmost point the ground connection of metal-oxide-semiconductor (Q4); The D end of metal-oxide-semiconductor (Q4) connects the negative pole of the positive white light pearl of LED; While switching to this circuit, realize the positive white temperature illuminating effect of LED lamp pearl.Warm white lamp pearl circuit LED-1(9) comprise resistance (R14) and metal-oxide-semiconductor (Q5); Resistance (R14) one end connects the G utmost point of metal-oxide-semiconductor (Q5), and the other end connects the S utmost point the ground connection of metal-oxide-semiconductor (Q5); The D end of metal-oxide-semiconductor (Q5) connects the negative pole of LED warm white lamp pearl; While switching to this circuit, realize the warm white temperature illuminating effect of LED lamp pearl.One end of time control circuit (6) connects negative pole end and the MCU(U2 of diode (D6) in power supply circuits (7)), other end ground connection; MCU(U2) a signal end contact resistance (R12), resistance (R12) connects warm white lamp pearl circuit LED-1(9) in the G utmost point of metal-oxide-semiconductor (Q5); MCU(U2) another signal end contact resistance (R11), resistance (R11) connects positive white light pearl circuit LED-1(8) in the G utmost point of metal-oxide-semiconductor (Q4).
While utilizing controllable silicon dimmer (1) to connect civil power, the output cathode end of dimming power source circuit is to the input input voltage signal of the three terminal regulator (Q3) in power supply circuits (7), power supply circuits (7) are MCU(U2) work electric energy is provided, and time control circuit (6) is charged; MCU(U2) the positive white light pearl of conducting circuit LED-1(8), thereby light the positive white light pearl of LED, realize just white temperature pattern; When controllable silicon dimmer (1) disconnects civil power, MCU(U2) lose the voltage signal from the output of three terminal regulator (Q3), by time control circuit (6) (being generally 3S) within effective time, maintain MCU(U2) work, effectively in the time, reclosing civil power, MCU(U2) again receive the voltage signal from the output of three terminal regulator (Q3), MCU(U2) close positive white light pearl circuit LED-1(8) conducting warm white lamp pearl circuit LED-1(9), thereby light LED warm white lamp pearl, realize warm white temperature pattern.Utilize controllable silicon dimmer (1) to realize the adjusting to LED lamp brightness of illumination in conjunction with the typical drive circuit of BP3108, control as required its brightness.Thereby by the ingehious design of circuit structure, realize the dimming function of controllable silicon dimmer and the colour change function of commutation circuit combines, make LED room lighting not only can light modulation can also color-temperature regulating.
Connecting above circuit and MCU is carried out to simple programming can realize the object that light modulation toning reaches dual control, is connected mode and the structure of sort circuit and the utility model will be protected, not computer program.The above is only better embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.
Claims (3)
1. by controllable silicon dimmer, carry out the circuit structure of the LED driving power of light modulation toning, it is characterized in that:
Comprise:
Dimming power source circuit, adopts the typical drive circuit based on chip BP3108, and its output cathode end connects the anodal and output voltage signal of LED lamp pearl; Its output negative pole end ground connection;
Colour temperature commutation circuit, receives the voltage signal from dimming power source circuit, and switches to positive white light pearl circuit LED-1(8 according to voltage signal) or warm white lamp pearl circuit LED-2(9).
2. the circuit structure of the LED driving power that controllable silicon light modulation according to claim 1 is mixed colours, is characterized in that:
Described colour temperature commutation circuit comprises:
Time control circuit (6), comprises electric capacity (C4) and resistance (R10), the two parallel connection;
For colour temperature commutation circuit provides the power supply circuits (7) of electric energy, comprise diode (D6) and three terminal regulator (Q3), the output of three terminal regulator (Q3) connects the positive terminal of diode (D6), input connects the output cathode end of above-mentioned dimming power source circuit, and earth terminal ground connection also connects MCU(U2);
Positive white light pearl circuit LED-1(8), comprise resistance (R13) and metal-oxide-semiconductor (Q4); Resistance (R13) one end connects the G utmost point of metal-oxide-semiconductor (Q4), and the other end connects the S utmost point the ground connection of metal-oxide-semiconductor (Q4); The D end of metal-oxide-semiconductor (Q4) connects the negative pole of the positive white light pearl of LED;
Warm white lamp pearl circuit LED-1(9), comprise resistance (R14) and metal-oxide-semiconductor (Q5); Resistance (R14) one end connects the G utmost point of metal-oxide-semiconductor (Q5), and the other end connects the S utmost point the ground connection of metal-oxide-semiconductor (Q5); The D end of metal-oxide-semiconductor (Q5) connects the negative pole of LED warm white lamp pearl;
One end of time control circuit (6) connects negative pole end and the MCU(U2 of diode (D6) in power supply circuits (7)), other end ground connection; MCU(U2) a signal end contact resistance (R12), resistance (R12) connects warm white lamp pearl circuit LED-1(9) in the G utmost point of metal-oxide-semiconductor (Q5); MCU(U2) another signal end contact resistance (R11), resistance (R11) connects positive white light pearl circuit LED-1(8) in the G utmost point of metal-oxide-semiconductor (Q4).
3. the circuit structure of the LED driving power of controllable silicon light modulation toning according to claim 1, is characterized in that: the described typical drive circuit based on chip BP3108, its control switch K1 (1) is controllable silicon dimmer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420261915.3U CN203872404U (en) | 2014-05-22 | 2014-05-22 | Circuit structure of LED driving power supply capable of realizing light adjustment and color adjustment through silicon controlled dimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420261915.3U CN203872404U (en) | 2014-05-22 | 2014-05-22 | Circuit structure of LED driving power supply capable of realizing light adjustment and color adjustment through silicon controlled dimmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203872404U true CN203872404U (en) | 2014-10-08 |
Family
ID=51653321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420261915.3U Expired - Fee Related CN203872404U (en) | 2014-05-22 | 2014-05-22 | Circuit structure of LED driving power supply capable of realizing light adjustment and color adjustment through silicon controlled dimmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203872404U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104507219A (en) * | 2014-12-15 | 2015-04-08 | 深圳市启明和丰照明科技有限公司 | LED (light-emitting diode) silicon controlled intelligent power supply with color temperature adjustment function and LED lamp |
| CN105657909A (en) * | 2016-03-25 | 2016-06-08 | 深圳市明微电子股份有限公司 | Linear LED drive circuit capable of achieving light and color adjustment |
| CN108449832A (en) * | 2018-03-23 | 2018-08-24 | 佛山德仁照明科技有限公司 | A kind of high performance lED power supply |
-
2014
- 2014-05-22 CN CN201420261915.3U patent/CN203872404U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104507219A (en) * | 2014-12-15 | 2015-04-08 | 深圳市启明和丰照明科技有限公司 | LED (light-emitting diode) silicon controlled intelligent power supply with color temperature adjustment function and LED lamp |
| WO2016095494A1 (en) * | 2014-12-15 | 2016-06-23 | 深圳市启明和丰照明科技有限公司 | Led silicon controlled rectifier intelligent power supply and led lamp having color temperature adjustment function |
| CN105657909A (en) * | 2016-03-25 | 2016-06-08 | 深圳市明微电子股份有限公司 | Linear LED drive circuit capable of achieving light and color adjustment |
| CN108449832A (en) * | 2018-03-23 | 2018-08-24 | 佛山德仁照明科技有限公司 | A kind of high performance lED power supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104812146A (en) | Light dimming and color regulating control method for wireless controllable multi-path LEDs (Light-Emitting Diodes) connected in parallel to current source | |
| CN203872404U (en) | Circuit structure of LED driving power supply capable of realizing light adjustment and color adjustment through silicon controlled dimmer | |
| CN204335111U (en) | A kind of LED novel intelligent power supply of binary channels tunable optical color-temperature regulating | |
| CN203872402U (en) | Circuit structure of multi-gear light-adjustable LED driving power supply | |
| CN103152939A (en) | Four-in-one light-dimming circuit of light-emitting diode (LED) power source | |
| CN206314034U (en) | Pleasure boat multi color temperature brightness adjustable LED illumination intelligence control system | |
| CN203872403U (en) | Circuit structure of double-switch light-adjusting color-adjusting LED driving power supply | |
| CN202551459U (en) | LED (Light Emitting Diode) driving power supply module for silicon controlled regulating circuit | |
| CN207802461U (en) | Intelligent constant-current supply applied to LED product | |
| CN110493920A (en) | A kind of automatic control intelligent LED lamp | |
| CN106851896A (en) | A kind of LED bluetooth light adjusting circuit | |
| CN204425713U (en) | Brightness is regulated and the control circuit exported with USB in energy-saving LED lamp | |
| CN203708552U (en) | LED driver used for adjusting LED color | |
| CN207911069U (en) | Constant current output high pressure dimming driver | |
| CN102665338A (en) | Light emitting diode (LED) driving power module used for silicon controlled regulating circuit | |
| CN203523113U (en) | Light modulating device with encoder | |
| CN206332882U (en) | Aircraft multi color temperature brightness adjustable LED illumination intelligence control system | |
| CN203942678U (en) | A kind of circuit structure of touch sensible light modulation LED power supply | |
| CN204733417U (en) | A kind of light modulation toning LED drive device | |
| CN203661373U (en) | Solar and mains supply-compatible warning lamp | |
| CN205883632U (en) | Even colour mixture of LED drive circuit that adjusts luminance | |
| CN205491308U (en) | LED bluetooth intelligent control ware | |
| CN204069419U (en) | Sectional-regulated LED drive circuit and use the LED lamp of this drive circuit | |
| CN209593818U (en) | A kind of LED controller and LED control system | |
| CN203775467U (en) | LED light source drive board having multistage hand-operated light modulation function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20180522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |