CN207589221U - A kind of great power LED drive system - Google Patents
A kind of great power LED drive system Download PDFInfo
- Publication number
- CN207589221U CN207589221U CN201721365983.4U CN201721365983U CN207589221U CN 207589221 U CN207589221 U CN 207589221U CN 201721365983 U CN201721365983 U CN 201721365983U CN 207589221 U CN207589221 U CN 207589221U
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- Prior art keywords
- led
- resistance
- primary color
- potentiometer
- triode
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Abstract
The utility model is related to a kind of great power LED drive systems, including three-primary color LED experimental provision, three-primary color LED experimental provision includes circuit board, three-primary color LED is fixed on circuit board, three-primary color LED includes red LED, green LED and blue led, the pin of three-primary color LED draws and connects great power LED driving and adjust circuit, three-primary color LED experimental provision and great power LED driving and adjusting circuit connecting valve power supply, the system is by adjusting the potentiometer W1 in circuit, W2, the resistance value of W3 changes the size of current of three kinds of color LED, so as to change the luminescent color after colour mixture, it is that the LED of three kinds of colors in three-primary color LED is driven respectively that great power LED, which drives and adjust circuit, compact overall structure, simply, colour mixture is easy to adjust.
Description
Technical field
The utility model is related to a kind of great power LED drive systems.
Background technology
Three-primary color LED is also referred to as all-colour LED, what inside was made of the LED of three kinds of colors of RGB, is made with the principle of three primary colours
LED can send out different colors.There are two types of three-primary color LEDs：3 two kinds of common cathode three-primary color LED and common anode：Common cathode three-primary color LED
With three base primary-color LED of common anode, three-primary color LED plays the role of Spectral beam combining, and the spectrum of synthesis is mainly by changing three-primary color LED
Size of current, so as to change the luminescent color after colour mixture, present three-primary color LED is all to carry out size of current using driving circuit
Change, traditional driving circuit is more complicated, and circuit board wiring cost is higher.
Utility model content
The purpose of this utility model is to solve defect of the existing technology, provides a kind of great power LED driving system
System.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of great power LED drive system, including three-primary color LED experimental provision, three-primary color LED experimental provision includes circuit
Plate fixes three-primary color LED on circuit board, and three-primary color LED includes red LED, green LED and blue led, three-primary color LED
Pin draws and connects great power LED driving and adjust circuit, and three-primary color LED experimental provision and great power LED drive and adjust
Circuit connecting valve power supply；
Great power LED drives and adjusts circuit and includes two driving chips, and 4 feet of two driving chips connect Switching Power Supply
Cathode, 8 feet, one end of resistance R1, one end of resistance R2, one end of resistance R6, one end of capacitance C1, the electricity of two driving chips
Hold the anode of a termination Switching Power Supply of C2, capacitance C1, capacitance C2 other end ground connection, three LED difference in three-primary color LED
Corresponding link diode D1, diode D2, diode D3, the anodes of three diodes connect the anode of Switching Power Supply, diode D1,
Diode D2, diode D3 cathode connect the anode of ammeter A1, ammeter A2, ammeter A3, ammeter A1, ammeter respectively
A2, ammeter A3 cathode connect the collector of triode Q1, triode Q2, triode Q3 respectively, triode Q1, triode Q2
Base stage connects 1 foot of a driving chip, 7 feet respectively, and the base stage of triode Q3 meets 1 foot of another driving chip, triode Q1
Emitter connect 2 feet of driving chip and one end of resistance R3, the emitter of triode Q2 connects 6 feet of a driving chip
With one end of resistance R4, resistance R3, resistance R4 other end ground connection, the emitter of triode Q3 connects the 2 of another driving chip
One end of foot, resistance R5, resistance R5 the other end ground connection, resistance R1, resistance R2, resistance R6 the other end connect potentiometer respectively
W1, potentiometer W2, potentiometer W3 a fixing end, potentiometer W1, potentiometer W2, potentiometer W3 another fix termination
Ground, potentiometer W1, potentiometer W2, potentiometer W3 sliding end connect respectively 3 feet of a driving chip, 5 feet and another drive
3 feet of dynamic chip.
A kind of above-mentioned great power LED drive system, the input voltage of the Switching Power Supply are alternating current 220V, output voltage
For D.C. regulated power supply+5V or+12V.
A kind of above-mentioned great power LED drive system, the model SGM358 of the driving chip.
The beneficial effects of the utility model are：The system is changed by adjusting the resistance value of potentiometer W1, W2, W3 in circuit
Become the size of current of three kinds of color LED, so as to change the luminescent color after colour mixture, great power LED driving and adjusting circuit are point
The other LED to three kinds of colors in three-primary color LED is driven, and compact overall structure, simply, colour mixture are easy to adjust.
Description of the drawings
Fig. 1 is the principle schematic of the utility model；
Fig. 2 is the circuit diagram that the utility model great power LED drove and adjusted circuit.
Specific embodiment
Such as Fig. 1, shown in Fig. 2, a kind of great power LED drive system, including three-primary color LED experimental provision, three-primary color LED is real
Experiment device includes circuit board, and three-primary color LED is fixed on circuit board, and three-primary color LED includes red LED, green LED and blue
LED, the pin of three-primary color LED draw and connect great power LED driving and adjust circuit, three-primary color LED experimental provision and big work(
Rate LED drives and adjusts circuit connecting valve power supply；
Great power LED drives and adjusts circuit and includes two driving chips, the model SGM358 of driving chip, two drives
4 feet of dynamic chip connect the cathode of Switching Power Supply, 8 feet, one end of resistance R1, one end of resistance R2, the resistance of two driving chips
One end of R6, one end of capacitance C1, capacitance C2 one termination Switching Power Supply anode, capacitance C1, capacitance C2 the other end ground connection,
Corresponding link diode D1, diode D2, diode D3, the anode of three diodes connect three LED in three-primary color LED respectively
The anode of Switching Power Supply, diode D1, diode D2, diode D3 cathode connect ammeter A1, ammeter A2, ammeter respectively
The anode of A3, ammeter A1, ammeter A2, ammeter A3 cathode connect the collection of triode Q1, triode Q2, triode Q3 respectively
Electrode, triode Q1, triode Q2 base stage connect 1 foot of a driving chip, 7 feet respectively, the base stage of triode Q3 connects another
1 foot of a driving chip, the emitter of triode Q1 connect 2 feet of driving chip and one end of resistance R3, triode Q2's
Emitter connects 6 feet of driving chip and one end of resistance R4, resistance R3, resistance R4 other end ground connection, triode Q3's
Emitter connects one end of 2 feet of another driving chip, resistance R5, the other end ground connection of resistance R5, resistance R1, resistance R2, electricity
The other end of resistance R6 connects a fixing end of potentiometer W1, potentiometer W2, potentiometer W3, potentiometer W1, potentiometer W2, electricity respectively
Another fixing end ground connection of position device W3, potentiometer W1, potentiometer W2, potentiometer W3 sliding end connect a driving chip respectively
3 feet, 5 feet and another driving chip 3 feet.
In the utility model, the input voltage of Switching Power Supply is alternating current 220V, output voltage for D.C. regulated power supply+5V or
+12V.Switching Power Supply may be used transformer and carry out transformation.
It is big that the system changes the electric current of three kinds of color LED by adjusting the resistance value of potentiometer W1, W2, W3 in circuit
Small, so as to change the luminescent color after colour mixture, great power LED driving and adjusting circuit are respectively to three kinds of face in three-primary color LED
The LED of color is driven, and compact overall structure, simply, colour mixture are easy to adjust.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only the utility model principle, on the premise of not departing from the spirit and scope of the utility model the utility model also have respectively
Kind changes and improvements, these changes and improvements are both fallen in claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (3)
1. a kind of great power LED drive system, including three-primary color LED experimental provision, three-primary color LED experimental provision includes circuit
Plate, which is characterized in that three-primary color LED is fixed on circuit board, three-primary color LED includes red LED, green LED and blue led,
The pin of three-primary color LED draws and connects great power LED driving and adjust circuit, three-primary color LED experimental provision and great power LED
Driving and adjusting circuit connecting valve power supply；
Great power LED drives and adjusts circuit and includes two driving chips, and 4 feet of two driving chips connect the negative of Switching Power Supply
Pole, 8 feet, one end of resistance R1, one end of resistance R2, one end of resistance R6, one end of capacitance C1, the capacitance of two driving chips
The anode of a termination Switching Power Supply of C2, capacitance C1, capacitance C2 other end ground connection, three LED in three-primary color LED are right respectively
Diode D1, diode D2, diode D3 should be linked, the anode of three diodes meets the anode of Switching Power Supply, diode D1, two
Pole pipe D2, diode D3 cathode connect the anode of ammeter A1, ammeter A2, ammeter A3, ammeter A1, ammeter respectively
A2, ammeter A3 cathode connect the collector of triode Q1, triode Q2, triode Q3 respectively, triode Q1, triode Q2
Base stage connects 1 foot of a driving chip, 7 feet respectively, and the base stage of triode Q3 meets 1 foot of another driving chip, triode Q1
Emitter connect 2 feet of driving chip and one end of resistance R3, the emitter of triode Q2 connects 6 feet of a driving chip
With one end of resistance R4, resistance R3, resistance R4 other end ground connection, the emitter of triode Q3 connects the 2 of another driving chip
One end of foot, resistance R5, resistance R5 the other end ground connection, resistance R1, resistance R2, resistance R6 the other end connect potentiometer respectively
W1, potentiometer W2, potentiometer W3 a fixing end, potentiometer W1, potentiometer W2, potentiometer W3 another fix termination
Ground, potentiometer W1, potentiometer W2, potentiometer W3 sliding end connect respectively 3 feet of a driving chip, 5 feet and another drive
3 feet of dynamic chip.
A kind of 2. great power LED drive system according to claim 1, which is characterized in that the input of the Switching Power Supply
Voltage is alternating current 220V, and output voltage is D.C. regulated power supply+5V or+12V.
A kind of 3. great power LED drive system according to claim 1, which is characterized in that the model of the driving chip
For SGM358.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365983.4U CN207589221U (en) | 2017-10-23 | 2017-10-23 | A kind of great power LED drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721365983.4U CN207589221U (en) | 2017-10-23 | 2017-10-23 | A kind of great power LED drive system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207589221U true CN207589221U (en) | 2018-07-06 |
Family
ID=62727880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721365983.4U Expired - Fee Related CN207589221U (en) | 2017-10-23 | 2017-10-23 | A kind of great power LED drive system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207589221U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110708792A (en) * | 2019-09-09 | 2020-01-17 | 杭州电子科技大学 | RGB-based three-primary-color-based dimming regulation circuit and implementation method |
| CN112444963A (en) * | 2019-08-30 | 2021-03-05 | 成都理想境界科技有限公司 | Light source driving circuit and display module |
-
2017
- 2017-10-23 CN CN201721365983.4U patent/CN207589221U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444963A (en) * | 2019-08-30 | 2021-03-05 | 成都理想境界科技有限公司 | Light source driving circuit and display module |
| CN110708792A (en) * | 2019-09-09 | 2020-01-17 | 杭州电子科技大学 | RGB-based three-primary-color-based dimming regulation circuit and implementation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190108 Address after: Room 544-85, No. 18 Fuyuan Road, Wuqing Development Zone, Tianjin 301700 Patentee after: Tianjin Shengsong Photoelectric Technology Co., Ltd. Address before: 301700 Building C05 on the North Side of Fuyuan Road, Wuqing Development Zone, Tianjin Patentee before: Tianjin Meng Xiangyuan Science and Technology Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20191023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |