CN205830112U - A kind of LED control chip - Google Patents
A kind of LED control chip Download PDFInfo
- Publication number
- CN205830112U CN205830112U CN201620768632.7U CN201620768632U CN205830112U CN 205830112 U CN205830112 U CN 205830112U CN 201620768632 U CN201620768632 U CN 201620768632U CN 205830112 U CN205830112 U CN 205830112U
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- module
- resistance
- amplifier
- led
- control module
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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
The utility model discloses a kind of LED control chip, including: control module, temperature detecting module, wireless receiving module and sound acquisition module, square wave generation module in the outfan of described control module and a LED drive circuit connects, described temperature detecting module is connected with the first input end of control module, described wireless receiving module is connected with the second input of control module, and described sound acquisition module is connected with the 3rd input of control module；Remote signal that wireless receiving module sends for receiving wireless terminal also sends to control module, and signal that described control module is sent for receiving temperature detecting module, wireless receiving module and sound acquisition module also outputs control signals to square wave generation module.LED can be controlled by this utility model by controlled in wireless mode and sound induction mode, meanwhile, also has temperature anomaly protection, current anomaly protection and electric voltage exception defencive function.
Description
Technical field
This utility model relates to a kind of LED control chip.
Background technology
LED lamp, with high efficiency, high integration and the advantage of high life, obtains the most widely should at lighting field
With.Compared with conventional bulb, it photochromic soft, the most dazzling, without insalubrious materials such as sodium, safety is high.Along with
The gradually maturation of White light LED technology, semiconductor illumination technique can be applied not only to white light general illumination, the most a lot of at other
Aspect have also been obtained and is widely applied, such as the instruction all kinds of vehicles such as light source, decorative lighting, automobile of various instrument and meters
Illumination, traffic signal show, background shows, electronic curtain, military illumination and tourism, light industrial products etc..For LED, lamp
Photocontrol chip is essential device, therefore, it is necessary to provide one have multiple control modes and have defencive function
LED control chip.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide one to have multiple control modes also
And there is the LED control chip of defencive function.
The purpose of this utility model realizes by the following technical solutions:
A kind of LED control chip, including: control module, temperature detecting module, wireless receiving module and sound collection mould
Block, square wave generation module in the outfan of described control module and a LED drive circuit connects, described temperature detecting module with
The first input end of control module connects, and described wireless receiving module is connected with the second input of control module, described sound
Acquisition module is connected with the 3rd input of control module；
Described sound acquisition module includes pick up BM1, the first amplifier U1, the second amplifier U2, the first resistance R1, the second electricity
Resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the first electric capacity C1 and second
Electric capacity C2, one end ground connection of described pick up BM1, the other end of pick up BM1 respectively with one end and first of the first resistance R1
One end of electric capacity C1 connects, and the other end of the first resistance R1 is connected with power end, the other end the second resistance R2 of the first electric capacity C1
One end connect, the other end of the second resistance R2 connects with the end of oppisite phase of the first amplifier U1, and one end of the 3rd resistance R3 connects electric
Source, the other end of the 3rd resistance R3 is connected with the positive terminal of the first amplifier U1 and one end of the 4th resistance R4 respectively, the 4th electricity
The other end ground connection of resistance R4, one end of the 5th resistance R5 is connected with the end of oppisite phase of the first amplifier U1, the other end of the 5th resistance R5
Being connected with the outfan of the first amplifier U1, the outfan of the first amplifier U1 and one end of the 6th resistance R6 connect, the 6th resistance R6
The other end and the end of oppisite phase of the second amplifier U2 connect, the positive terminal of the second amplifier U2 is connected with one end of the 4th resistance R4, the
One end of seven resistance R7 is connected with the end of oppisite phase of the second amplifier U2, the other end of the 7th resistance R7 and the outfan of the second amplifier U2
Connecting, the outfan of the second amplifier U2 is connected with the 3rd input of control module；
Described wireless receiving module is for receiving the remote signal of wireless terminal transmission and sending to control module, described control
Molding block is for receiving signal that temperature detecting module, wireless receiving module and sound acquisition module sent and exporting control letter
Number to square wave generation module.
Preferably, also include in voltage acquisition module, the input of described voltage acquisition module and LED drive circuit
LED connects, and the outfan of voltage acquisition module is connected with control module.
Preferably, also include in current acquisition module, the input of described current acquisition module and LED drive circuit
LED connects, and the outfan of current acquisition module is connected with control module.
Compared to existing technology, the beneficial effects of the utility model are: can be answered by controlled in wireless mode harmony tone sense
LED is controlled by mode, meanwhile, also has temperature anomaly protection, current anomaly protection and electric voltage exception defencive function, both
Provide multiple LED control mode, also provide defencive function.
Accompanying drawing explanation
Fig. 1 is structure chart and the application structure figure of LED control chip of the present utility model；
Fig. 2 is the circuit structure diagram of sound acquisition module of the present utility model.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, this utility model is described further:
With reference to Fig. 1 and Fig. 2, a kind of LED control chip, including: control module 1, temperature detecting module 2, wireless receiving mould
Block 3, sound acquisition module 4, voltage acquisition module 5 and current acquisition module 6.The outfan of control module 1 and a LED drive electricity
Square wave generation module in road connects, and temperature detecting module 2 is connected with the first input end of control module 1, wireless receiving module 3
Being connected with the second input of control module 1, sound acquisition module 4 is connected with the 3rd input of control module 1.Voltage acquisition
The input of module 5 is connected with the LED in LED drive circuit, the of the outfan of voltage acquisition module 5 and control module 1
Four-input terminal connects, and the input of current acquisition module 6 is connected with the LED in LED drive circuit, current acquisition module 6
Outfan is connected with the 5th input of control module 1.
Wherein, sound acquisition module 4 includes pick up BM1, the first amplifier U1, the second amplifier U2, the first resistance R1, second
Resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the first electric capacity C1 and
Two electric capacity C2, one end ground connection of described pick up BM1, the other end of pick up BM1 respectively with one end and of the first resistance R1
One end of one electric capacity C1 connects, and the other end of the first resistance R1 is connected with power end, the other end second resistance of the first electric capacity C1
One end of R2 connects, and the other end of the second resistance R2 and the end of oppisite phase of the first amplifier U1 connect, and one end of the 3rd resistance R3 connects
Power end, the other end of the 3rd resistance R3 is connected with the positive terminal of the first amplifier U1 and one end of the 4th resistance R4 respectively, and the 4th
The other end ground connection of resistance R4, one end of the 5th resistance R5 is connected with the end of oppisite phase of the first amplifier U1, another of the 5th resistance R5
End is connected with the outfan of the first amplifier U1, and the outfan of the first amplifier U1 and one end of the 6th resistance R6 connect, the 6th resistance
The other end of R6 and the end of oppisite phase of the second amplifier U2 connect, and the positive terminal of the second amplifier U2 is connected with one end of the 4th resistance R4,
One end of 7th resistance R7 is connected with the end of oppisite phase of the second amplifier U2, the other end of the 7th resistance R7 and the output of the second amplifier U2
End connects, and the outfan of the second amplifier U2 is connected with the 3rd input of control module.
Wireless receiving module 3 is connected with a wireless terminal, user by wireless terminal can send for control switch or
The remote lamp optical control signal of person's light modulation, wireless receiving module 3 sends to control module after receiving remote lamp optical control signal
1, make control module 1 control the output switch of square wave generation module, or export corresponding pulse-width adjustment signal, make anti-ripple produce
Module adjusts the pulsewidth of square wave, thus adjusts the brightness of LED.Temperature detecting module 2 can detect the temperature of LED also in real time
Sending temperature signal to control module 1, when temperature signal exceedes preset temperature, control module 1 can control square wave and produce
Module disconnects, and makes LED quit work, it is to avoid to burn.Sound acquisition module 4 picks up sound by pick up BM1, by two
Amplifier is amplified, and can change by regulating the second resistance R2, the 5th resistance R5, the 6th resistance R6 and the 7th resistance R7 simultaneously
Become the multiple amplified, to regulate the sensitivity of sound acquisition module 4, when there being sound to produce, sent by sound acquisition module 4
Signal is to control module 1, and control module 1 then controls square wave generation module makes LED luminous.Voltage acquisition module 5 and current acquisition
Module 6 gathers the voltage and current of LED respectively, and when voltage or the current anomaly of LED, control module 1 can be passed through
The voltage of square wave generation module regulation LED etc. or electric current, or make LED quit work, to protect LED.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection of this utility model claim
Within the scope of.
Claims (3)
1. a LED control chip, it is characterised in that including: control module, temperature detecting module, wireless receiving module harmony
Sound acquisition module, the square wave generation module in the outfan of described control module and a LED drive circuit connects, and described temperature is examined
Surveying module to be connected with the first input end of control module, described wireless receiving module is connected with the second input of control module,
Described sound acquisition module is connected with the 3rd input of control module；
Described sound acquisition module includes pick up BM1, the first amplifier U1, the second amplifier U2, the first resistance R1, the second resistance
R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the first electric capacity C1 and the second electricity
Holding C2, one end ground connection of described pick up BM1, the other end of pick up BM1 is electric with one end of the first resistance R1 and first respectively
The one end holding C1 connects, and the other end of the first resistance R1 is connected with power end, the other end the second resistance R2's of the first electric capacity C1
One end connects, and the other end of the second resistance R2 and the end of oppisite phase of the first amplifier U1 connect, and one end of the 3rd resistance R3 connects power supply
End, the other end of the 3rd resistance R3 is connected with the positive terminal of the first amplifier U1 and one end of the 4th resistance R4 respectively, the 4th resistance
The other end ground connection of R4, one end of the 5th resistance R5 is connected with the end of oppisite phase of the first amplifier U1, the other end of the 5th resistance R5 with
The outfan of the first amplifier U1 connects, and the outfan of the first amplifier U1 and one end of the 6th resistance R6 connect, the 6th resistance R6's
The end of oppisite phase of the other end and the second amplifier U2 connects, and the positive terminal of the second amplifier U2 is connected with one end of the 4th resistance R4, and the 7th
One end of resistance R7 is connected with the end of oppisite phase of the second amplifier U2, and the other end of the 7th resistance R7 and the outfan of the second amplifier U2 are even
Connecing, the outfan of the second amplifier U2 is connected with the 3rd input of control module；
Described wireless receiving module is for receiving the remote signal of wireless terminal transmission and sending to control module, described control mould
Block is for receiving signal that temperature detecting module, wireless receiving module and sound acquisition module sent and outputing control signals to
Square wave generation module.
LED control chip the most according to claim 1, it is characterised in that also include that voltage acquisition module, described voltage are adopted
The input of collection module is connected with the LED in LED drive circuit, and the outfan of voltage acquisition module is connected with control module.
LED control chip the most according to claim 1, it is characterised in that also include that current acquisition module, described electric current are adopted
The input of collection module is connected with the LED in LED drive circuit, and the outfan of current acquisition module is connected with control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768632.7U CN205830112U (en) | 2016-07-15 | 2016-07-15 | A kind of LED control chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768632.7U CN205830112U (en) | 2016-07-15 | 2016-07-15 | A kind of LED control chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205830112U true CN205830112U (en) | 2016-12-21 |
Family
ID=57561135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620768632.7U Active CN205830112U (en) | 2016-07-15 | 2016-07-15 | A kind of LED control chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205830112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107682959A (en) * | 2017-10-20 | 2018-02-09 | 江西百盈高新技术股份有限公司 | Square-wave inverter starts electricity-saving lamp |
-
2016
- 2016-07-15 CN CN201620768632.7U patent/CN205830112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107682959A (en) * | 2017-10-20 | 2018-02-09 | 江西百盈高新技术股份有限公司 | Square-wave inverter starts electricity-saving lamp |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |