CN207219103U - A kind of LED light adjusting controllers - Google Patents
A kind of LED light adjusting controllers Download PDFInfo
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- CN207219103U CN207219103U CN201721051319.2U CN201721051319U CN207219103U CN 207219103 U CN207219103 U CN 207219103U CN 201721051319 U CN201721051319 U CN 201721051319U CN 207219103 U CN207219103 U CN 207219103U
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- light adjusting
- output end
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- input
- power supply
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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]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of LED light adjusting controllers, including mu balanced circuit, key switch and light adjusting circuit, the input connection power supply of the mu balanced circuit, the output end of the mu balanced circuit is connected with the input of the key switch and the power input of the light adjusting circuit respectively, the output end of the key switch is connected with the detection input of the light adjusting circuit, the output end connection LED of the light adjusting circuit.It the utility model is related to technical field of LED illumination, a kind of LED light adjusting controllers, the LED light adjusting controllers are accessed between power output end and LED, avoid the dangerous situations such as the arcing, sparking that mechanical switch occurs in closure or disconnection process, the switching signal of key switch is detected by light adjusting circuit, exports dim signal, reaches the purpose of adjusting brightness of LED lamps, used without using the power supply of special light modulation type come LED lamp of arranging in pairs or groups, low, the more convenient user of cost uses.
Description
Technical field
It the utility model is related to technical field of LED illumination, more particularly to a kind of LED light adjusting controllers.
Background technology
With weeding out the old and bring forth the new for LED illumination industry product, requirement more and more higher of the in the market to LED function, especially exist
Under different occasions, the requirement to illuminating product brightness is more and more stricter.In the prior art, the effect for reaching LED illumination light modulation is wanted
Fruit must be used using the power supply of special light modulation type come LED lamp of arranging in pairs or groups, cost increase, and install power supply originally
Light fixture want to become to dim the light fixture of type, it is necessary to re-replace power supply, waste substantial amounts of human and material resources.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model, which is to provide one kind, can be directly accessed LED illumination product
LED light adjusting controllers.
Technical scheme is used by the utility model：A kind of LED light adjusting controllers, including mu balanced circuit, key switch
And light adjusting circuit, the input connection power supply of the mu balanced circuit, the output end of the mu balanced circuit are opened with the button respectively
The input of pass connects with the power input of the light adjusting circuit, the output end of the key switch and the light adjusting circuit
Detection input connects, the output end connection LED of the light adjusting circuit.
As the further improvement of such scheme, the light adjusting circuit includes main control chip and MOS transistor, the master control
The detection input of chip is connected with the output end of the key switch, the power input of the main control chip and the voltage stabilizing
The output end connection of circuit, the output end of the main control chip and the grid of MOS transistor connect, the output of the main control chip
End output PWM dim signals, the source electrode connection power supply of the MOS transistor, the drain electrode of the MOS transistor and LED
Negative pole connects.
As the further improvement of such scheme, the mu balanced circuit includes the first voltage stabilizing chip and the second voltage stabilizing chip,
The voltage input end connection power supply of first voltage stabilizing chip, the voltage output end of first voltage stabilizing chip connect the second voltage stabilizing
The voltage input end of chip, the voltage output end of second voltage stabilizing chip respectively with the input of the key switch and described
The power input connection of main control chip.
As the further improvement of such scheme, the light adjusting circuit also includes first resistor, second resistance, 3rd resistor
With the first electric capacity, the output end of the main control chip is connected with power supply by connecting first resistor and second resistance, described to press
For the output end of key switch by connecting 3rd resistor with connecting power supply, first electric capacity is in parallel with the 3rd resistor.
As the further improvement of such scheme, the mu balanced circuit also includes the first diode, the second electric capacity and the 3rd
Electric capacity, the negative pole of first diode and the positive pole of power supply connect, the positive pole connection power supply of first diode, it is described
Second electric capacity and first diodes in parallel, the voltage output end of second voltage stabilizing chip is by connecting the 3rd capacitance connection
Power supply.
As the further improvement of such scheme, the main control chip is RK69F108S1 chips.
As the further improvement of such scheme, first voltage stabilizing chip is 78L12 chips.
As the further improvement of such scheme, second voltage stabilizing chip is 7550 chips.
The beneficial effects of the utility model are：
A kind of LED light adjusting controllers, the LED light adjusting controllers are accessed between power output end and LED, avoid machine
Tool switchs the dangerous situations such as the arcing occurred in closure or disconnection process, sparking, passes through light adjusting circuit and detects key switch
Switching signal, dim signal is exported, reach the purpose of adjusting brightness of LED lamps, taken without using the power supply of special light modulation type
Used with LED lamp, low, the more convenient user of cost uses.
Brief description of the drawings
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of circuit diagram of LED light adjusting controllers of the utility model.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
Fig. 1 is a kind of circuit diagram of LED light adjusting controllers of the utility model, as shown in figure 1, a kind of LED light adjusting controllers,
Including light adjusting circuit 1, key switch S1 and mu balanced circuit 2.
In the LED light adjusting controllers, the input of mu balanced circuit 2 connection power supply, in the present embodiment, power supply uses DC12V
To 35V variable voltage power supply, it is clear that or constant voltage source.The output end of mu balanced circuit 2 respectively with key switch S1
Connected with the power input of light adjusting circuit 1, key switch S1 output end is connected with the detection input of light adjusting circuit 1, is adjusted
The output end connection LED of optical circuit 1.
Specifically, light adjusting circuit 1 includes main control chip U1 and MOS transistor Q1, in the present embodiment, MOS transistor Q1 is adopted
With PMOS transistor, main control chip U1 preferably uses RK69F108S1 chips, it is clear that, main control chip U1 can also be ARM systems
Single-chip microcomputer of row etc., main control chip U1 detection input TK0 are connected with key switch S1 output end, and main control chip U1 leads to
The height of detection key switch S1 level is crossed, to judge key switch S1 open and-shut mode, main control chip U1 power input
End VDD is connected with the output end of mu balanced circuit 2, and the output end of mu balanced circuit 2 provides main control chip U1 operating voltage.Master control core
Piece U1 output end PWM is connected with MOS transistor Q1 grid G, main control chip U1 output end PWM output PWM dim signals,
MOS transistor Q1 source S connection power supply, the negative pole LED- connections of MOS transistor Q1 drain D and LED.Main control chip
U1 can record key switch S1 touch potential, change output PWM dim signals according to key switch S1 touch potential
Dutycycle, the drain D for changing MOS transistor Q1 flows to the size of current of source S, and then changes the brightness of LED, realizes light modulation
Purpose.
Further, the light adjusting circuit 1 also includes first resistor R1, second resistance R2, the electricity of 3rd resistor R3 and first
Hold C1, main control chip U1 output end PWM is connected with power supply by connecting first resistor R1 and second resistance R2, key switch
S1 output end is by the way that with connecting 3rd resistor R3 connection power supplys, the first electric capacity C1 is in parallel with 3rd resistor R3.
Mu balanced circuit 2 includes the first voltage stabilizing chip U2 and the second voltage stabilizing chip U3, in the present embodiment, the first voltage stabilizing chip U2
Using 78L12 chips, the second voltage stabilizing chip U3 uses 7550 chips, specifically, the first voltage stabilizing chip U2 voltage input end Vin
It is connected with power supply, the first voltage stabilizing chip U2 voltage output end Vout is connected with the second voltage stabilizing chip U3 voltage input end Vin,
Second voltage stabilizing chip U3 voltage output end Vout respectively with key switch S1 input and main control chip U1 power input
Hold VDD connections, the second voltage stabilizing chip U3 voltage output end Vout output+5V voltages.
Specifically, mu balanced circuit 2 also includes the first diode D1, the second electric capacity C2 and the 3rd electric capacity C3, the first diode
D1 negative pole and the positive pole of power supply connect, the first diode D1 positive pole connection power supply, the second electric capacity C2 and the first diode
D1 is in parallel, and the second voltage stabilizing chip U3 voltage output end Vout passes through with connecting the 3rd electric capacity C3 connection power supplys.
Access the LED light adjusting controllers between power supply and LED, the voltage of power input by the first voltage stabilizing chip and
+ 5V voltages are exported after second voltage stabilizing chip voltage stabilizing to power to main control chip, meanwhile ,+5V the voltages exported after voltage stabilizing pass through
Key switch flows into the detection input of main control chip, and main control chip is judged by detecting the height of key switch level
The open and-shut mode of key switch, main control chip are adjusted and export PWM dim signals by detecting the closure number of key switch and arrived
MOS transistor, the grid of MOS transistor export different driving currents, and then make under the change of PWM dim signal waveforms
Different states is presented in the brightness of LED.The LED light adjusting controllers are used in power output end, can be avoided in mechanical switch
Closure or disconnection process in occur arcing, the dangerous situation such as sparking, realize the replacement of non-dimmable power supply and dimming power source.
A kind of LED light adjusting controllers, the LED light adjusting controllers are accessed between power output end and LED, avoid machine
Tool switchs the dangerous situations such as the arcing occurred in closure or disconnection process, sparking, passes through light adjusting circuit and detects key switch
Switching signal, dim signal is exported, reach the purpose of adjusting brightness of LED lamps, taken without using the power supply of special light modulation type
Used with LED lamp, low, the more convenient user of cost uses.
Above is preferably implement to be illustrated to of the present utility model, but the invention is not limited to the reality
Example is applied, those skilled in the art can also make a variety of equivalent variations on the premise of without prejudice to the utility model spirit
Or replace, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (8)
- A kind of 1. LED light adjusting controllers, it is characterised in that including mu balanced circuit, key switch and light adjusting circuit, the voltage stabilizing electricity The input connection power supply on road, the output end of the mu balanced circuit are electric with the input of the key switch and the light modulation respectively The power input connection on road, the output end of the key switch are connected with the detection input of the light adjusting circuit, the tune The output end connection LED of optical circuit.
- 2. a kind of LED light adjusting controllers according to claim 1, it is characterised in that the light adjusting circuit includes master control core Piece and MOS transistor, the detection input of the main control chip are connected with the output end of the key switch, the main control chip Power input be connected with the output end of the mu balanced circuit, the output end of the main control chip and the grid of MOS transistor Connection, the output end output PWM dim signals of the main control chip, the source electrode connection power supply of the MOS transistor, it is described The drain electrode of MOS transistor and the negative pole of LED connect.
- 3. LED light adjusting controllers according to claim 2, it is characterised in that the mu balanced circuit includes the first voltage stabilizing core Piece and the second voltage stabilizing chip, the voltage input end connection power supply of first voltage stabilizing chip, the voltage of first voltage stabilizing chip Output end connects the voltage input end of the second voltage stabilizing chip, the voltage output end of second voltage stabilizing chip respectively with the button The input of switch connects with the power input of the main control chip.
- 4. a kind of LED light adjusting controllers according to claim 2, it is characterised in that the light adjusting circuit also includes first Resistance, second resistance, 3rd resistor and the first electric capacity, the output end of the main control chip is by connecting first resistor and the second electricity Resistance is connected with power supply, the output end of the key switch by connecting 3rd resistor with connecting power supply, first electric capacity and The 3rd resistor is in parallel.
- 5. a kind of LED light adjusting controllers according to claim 3, it is characterised in that the mu balanced circuit also includes first Diode, the second electric capacity and the 3rd electric capacity, the negative pole of first diode and the positive pole of power supply connect, first diode Positive pole connection power supply, second electric capacity and first diodes in parallel, the voltage output of second voltage stabilizing chip End passes through with connecting the 3rd capacitance connection power supply.
- 6. a kind of LED light adjusting controllers according to claim 2 or 4, it is characterised in that the main control chip is RK69F108S1 chips.
- 7. a kind of LED light adjusting controllers according to claim 3 or 5, it is characterised in that first voltage stabilizing chip is 78L12 chips.
- 8. a kind of LED light adjusting controllers according to claim 3 or 5, it is characterised in that second voltage stabilizing chip is 7550 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721051319.2U CN207219103U (en) | 2017-08-21 | 2017-08-21 | A kind of LED light adjusting controllers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721051319.2U CN207219103U (en) | 2017-08-21 | 2017-08-21 | A kind of LED light adjusting controllers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207219103U true CN207219103U (en) | 2018-04-10 |
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ID=61816018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721051319.2U Active CN207219103U (en) | 2017-08-21 | 2017-08-21 | A kind of LED light adjusting controllers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207219103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511198A (en) * | 2018-12-27 | 2019-03-22 | 出门问问信息科技有限公司 | Electronic equipment and its control method |
-
2017
- 2017-08-21 CN CN201721051319.2U patent/CN207219103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511198A (en) * | 2018-12-27 | 2019-03-22 | 出门问问信息科技有限公司 | Electronic equipment and its control method |
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Second, Third, Fourth and Fifth Floors of Runheng Industrial Plant, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province (West Side of Fuyuan Road) Patentee after: Shenzhen Civil Explosion Photoelectric Co., Ltd. Address before: 518000 Second, Third, Fourth and Fifth Floors of Runheng Industrial Plant, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province (West Side of Fuyuan Road) Patentee before: UP-SHINE LIGHTING CO., LIMITED |