CN207560403U - Tunable optical colour temperature switching circuit - Google Patents
Tunable optical colour temperature switching circuit Download PDFInfo
- Publication number
- CN207560403U CN207560403U CN201721761024.4U CN201721761024U CN207560403U CN 207560403 U CN207560403 U CN 207560403U CN 201721761024 U CN201721761024 U CN 201721761024U CN 207560403 U CN207560403 U CN 207560403U
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- China
- Prior art keywords
- regulating switch
- led
- module
- control
- driving power
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
A kind of tunable optical colour temperature switching circuit,Including inputting module,Driving power,Regulating switch module,Control module and LED module,The input module,Driving power,Regulating switch module and LED module are sequentially connected,The control module is connected to simultaneously on driving power and regulating switch module,Pass through the setting control chip U1 on control module,The control chip U1 has memory function,After opening electricity every time,State before remaining powered off,The control terminal of chip U1 and regulating switch is controlled to connect,Chip U1 is controlled to adjust the state of regulating switch,Make the 2nd LED of cold light type,3rd LED and the first LED of warm light type carry out independent assortment work according to actual demand,And then achieve the purpose that colour temperature regulates and controls,Entire circuit structure is simple,It is highly practical,Colour temperature transition effect is good,With stronger dissemination.
Description
Technical field
The utility model is related to a kind of circuit structure more particularly to a kind of tunable optical colour temperature switching circuits.
Background technology
In recent years, with the progress of semiconductor illumination technique, LED illumination product has started to be applied to every field.In order to
Meet different lighting demands, light regulating technology is more and more widely used.Current existing light regulating technology is to use warm light
LED and cold light LED are combined, and by controlling warm light LED and cold light LED, and then achieve the purpose that colour temperature regulates and controls.It is however existing
Some circuit for regulating and controlling structures are excessively complicated, are unfavorable for producing, assemble, and colour temperature transition effect unobvious, it is impossible to meet and use
Person's demand.
Utility model content
Based on this, it is necessary to for deficiency of the prior art, provide a kind of novel tunable optical colour temperature switching circuit.
A kind of tunable optical colour temperature switching circuit, including input module, driving power, regulating switch module, control module and
LED module, the input module, driving power, regulating switch module and LED module are sequentially connected, and the control module is simultaneously
It is connected on driving power and regulating switch module；
The driving power includes an output terminal and a ground terminal, and the regulating switch module includes the first regulating switch
K1, the second regulating switch K2 and third regulating switch K3, the first regulating switch K1, the second regulating switch K2 and third regulation and control
It switchs K3 and includes input, output end and control terminal, the first regulating switch K1, the second regulating switch K2 and third regulation and control
The input terminal of switch K3 is connected on the output terminal of driving power；
The control module includes control chip U1, and the control chip includes three signal ends, power end, ground terminals,
It is described control chip three signal ends respectively with the first regulating switch K1, the second regulating switch K2 and third regulating switch K3
Control terminal connects；
The LED module include one or more first LED, one or more 2nd LED, one or
More than one 3rd LED, the 2nd LED, the 3rd LED are cold light type LED, and the first LED is warm light type LED, described first
LED, the 2nd LED and the 3rd LED include input terminal and ground terminal, the input on the first LED, the 2nd LED and the 3rd LED
End is connected on the output terminal of the first regulating switch K1, the second regulating switch K2, third regulating switch K3.
Further, inductance RG1, inductance RG2, inductance RG3 are further included, three signal ends of the control chip lead to respectively
Cross the control of inductance RG1, inductance RG2, inductance RG3 and the first regulating switch K1, the second regulating switch K2 and third regulating switch K3
End connection processed.
Further, the control module 40 includes chip is controlled to further include inductance RVCC and capacitance CVCC, the control
The power end of chip U1 is connected to the output terminal of driving power, on ground terminal by inductance RVCC, capacitance CVCC.
The advantageous effect of the utility model tunable optical colour temperature switching circuit is：Module is controlled by setting, controls module
Upper setting control chip U1, controls the control terminal of chip U1 and regulating switch to connect, and control chip U1 adjusts the shape of regulating switch
State, the 2nd LED, the 3rd LED and the first LED of warm light type for making cold light type are freely combined according to actual demand, Jin Erda
The purpose regulated and controled to colour temperature, entire circuit structure is simple, highly practical, and colour temperature transition effect is good, and there is stronger promote to anticipate
Justice.
Description of the drawings
Fig. 1 is the structure diagram of the utility model tunable optical colour temperature switching circuit.
Specific embodiment
In order to which the object, technical solution and advantage for making utility model are more clearly understood, with reference to the accompanying drawings and embodiments,
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only practical new to explain
Type is not used to limit utility model.
As shown in Figure 1, the utility model provides a kind of tunable optical colour temperature switching circuit, for regulating and controlling color when LED is used
Temperature, the tunable optical colour temperature switching circuit include：
Input module 10, driving power 20, regulating switch module 30, control module 40 and LED module 50, the input mould
Group 10, driving power 20, regulating switch module 30 and LED module 50 are sequentially connected, and the control module 40 is connected to drive simultaneously
On dynamic power supply 20 and regulating switch module 30, the driving power 20 in order to control power by module 40, and the control module 40 is adjusted
The state of regulating switch module 30, and then adjust illumination colour temperature when LED module 50 works.
The driving power 20 includes an output terminal and a ground terminal, and the regulating switch module 30 includes the first regulation and control and opens
Close K1, the second regulating switch K2 and third regulating switch K3, the first regulating switch K1, the second regulating switch K2 and third tune
Control switch K3 includes input, output end and control terminal, the first regulating switch K1, the second regulating switch K2 and third tune
The input terminal of control switch K3 is connected on the output terminal of driving power 20.
The control module 40, which includes control chip U1, inductance RVCC and capacitance CVCC, the control chip U1, has note
Recall function, after opening electricity every time, the state before remaining powered off.The control chip includes three signal ends, power end, ground terminals,
The power end of the control chip U1 is connected to output terminal, the ground connection of driving power 20 by inductance RVCC, capacitance CVCC
On end, it is described control chip three signal ends respectively by inductance RG1, inductance RG2, inductance RG3 and the first regulating switch K1,
The control terminal of second regulating switch K2 and third regulating switch K3 connect, the signal end output low and high level letter of control chip U1
Number, make the first regulating switch K1, the second regulating switch K2 and third regulating switch K3 is on or off-state.
The LED module 50 include one or more first LED, one or more 2nd LED, one
Or more than one 3rd LED, the 2nd LED, the 3rd LED are cold light type LED, and the first LED is warm light type LED, described the
One LED, the 2nd LED and the 3rd LED include input terminal and ground terminal, defeated on the first LED, the 2nd LED and the 3rd LED
Enter end to be connected on the output terminal of the first regulating switch K1, the second regulating switch K2, third regulating switch K3.
Tunable optical colour temperature switching circuit further includes a diode D1, and the anode of the diode D1 is connected to the 3rd LED
Input terminal on, the cathode of the diode is connected on the input terminal of the 2nd LED.
During work, control module 40 adjusts the state of regulating switch module 30, the first regulating switch K1, the second regulating switch
K2 individually controls the state of the first LED, the 2nd LED, and the third regulation and control system switch K3 controls the 2nd LED, third simultaneously
The state of LED；
When the second regulating switch K2 is in the conduction state, third regulating switch K3 is off, the 2nd LED is in
Working condition, the 3rd LED are closed；
When third regulating switch K3 is in the conduction state, no matter the second regulating switch K2 is on or closed state,
2nd LED, the 3rd LED are in working condition；
When the second regulating switch K2 is in the conduction state, third regulating switch K3 is in off-state, the 2nd LED,
3rd LED is in closed state.
The advantageous effect of the utility model tunable optical colour temperature switching circuit is：Module 40 is controlled by setting, controls mould
Setting control chip U1 in group 40, controls the control terminal of chip U1 and regulating switch to connect, and control chip U1 adjusts regulating switch
State, the 2nd LED, the 3rd LED and the first LED of warm light type for making cold light type be freely combined according to actual demand, into
And achieve the purpose that colour temperature regulates and controls, and entire circuit structure is simple, highly practical, colour temperature transition effect is good, has stronger push away
Wide meaning.
Embodiment described above only expresses a kind of embodiment of utility model, and description is more specific and detailed, but
Can not the limitation to utility model patent range therefore be interpreted as.It should be pointed out that the ordinary skill for this field
For personnel, under the premise of utility model design is not departed from, various modifications and improvements can be made, these belong to practicality
Novel protection domain.Therefore, the protection domain of utility model patent should be determined by the appended claims.
Claims (3)
1. a kind of tunable optical colour temperature switching circuit, which is characterized in that including input module, driving power, regulating switch module, control
Molding group and LED module, the input module, driving power, regulating switch module and LED module are sequentially connected, the control
Module is connected to simultaneously on driving power and regulating switch module；
The driving power includes an output terminal and a ground terminal, and the regulating switch module includes the first regulating switch K1, the
Two regulating switch K2 and third regulating switch K3, the first regulating switch K1, the second regulating switch K2 and third regulating switch
K3 includes input, output end and control terminal, the first regulating switch K1, the second regulating switch K2 and third regulating switch
The input terminal of K3 is connected on the output terminal of driving power；
The control module includes control chip U1, and the control chip includes three signal ends, power end, ground terminals, described
Control three signal ends control with the first regulating switch K1, the second regulating switch K2 and third regulating switch K3 respectively of chip
End connection；
The LED module include one or more first LED, one or more 2nd LED, one or one
The 3rd above LED, the 2nd LED, the 3rd LED be cold light type LED, the first LED for warm light type LED, the first LED,
2nd LED and the 3rd LED includes input terminal and ground terminal, the input terminal on the first LED, the 2nd LED and the 3rd LED point
It is not connected on the output terminal of the first regulating switch K1, the second regulating switch K2, third regulating switch K3.
2. tunable optical colour temperature switching circuit as described in claim 1, it is characterised in that：Further include inductance RG1, inductance RG2, electricity
Feel RG3, three signal ends of the control chip pass through inductance RG1, inductance RG2, inductance RG3 and the first regulating switch respectively
The control terminal connection of K1, the second regulating switch K2 and third regulating switch K3.
3. tunable optical colour temperature switching circuit as claimed in claim 2, it is characterised in that：The control module 40 includes control core
Piece further includes inductance RVCC and capacitance CVCC, the power end of the control chip U1 are connected respectively by inductance RVCC, capacitance CVCC
It is connected to the output terminal of driving power 20, on ground terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721761024.4U CN207560403U (en) | 2017-12-14 | 2017-12-14 | Tunable optical colour temperature switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721761024.4U CN207560403U (en) | 2017-12-14 | 2017-12-14 | Tunable optical colour temperature switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207560403U true CN207560403U (en) | 2018-06-29 |
Family
ID=62663321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721761024.4U Active CN207560403U (en) | 2017-12-14 | 2017-12-14 | Tunable optical colour temperature switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207560403U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110944428A (en) * | 2018-09-21 | 2020-03-31 | 三星电子株式会社 | Light emitting diode module, light emitting diode driver and lighting apparatus |
-
2017
- 2017-12-14 CN CN201721761024.4U patent/CN207560403U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110944428A (en) * | 2018-09-21 | 2020-03-31 | 三星电子株式会社 | Light emitting diode module, light emitting diode driver and lighting apparatus |
| CN110944428B (en) * | 2018-09-21 | 2021-10-26 | 三星电子株式会社 | Light emitting diode module, light emitting diode driver and lighting apparatus |
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