CN204362371U - A kind of circuit structure of Infrared Remote Control LED lamp group - Google Patents
A kind of circuit structure of Infrared Remote Control LED lamp group Download PDFInfo
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- CN204362371U CN204362371U CN201420831263.2U CN201420831263U CN204362371U CN 204362371 U CN204362371 U CN 204362371U CN 201420831263 U CN201420831263 U CN 201420831263U CN 204362371 U CN204362371 U CN 204362371U
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Abstract
The utility model discloses a kind of circuit structure of Infrared Remote Control LED lamp group, comprise LED group, infrared receiving circuit, circuit breaker, memory, LED drive circuit, voltage stabilizing circuit and switching circuit; Described voltage stabilizing circuit is by Power supply and voltage stabilizing exports voltage for described memory, infrared receiving circuit and circuit breaker work, the described infrared circuit that accepts receives infrared control signal and transmits control signal to described circuit breaker, this control signal is stored in memory and the command signal read in memory by I2C bus by circuit breaker, the command signal that circuit breaker sends according to memory and send pwm signal to switching circuit, with the negative pole end of conducting LED group; The pwm signal that circuit breaker sends also is input in LED drive circuit, and by the positive terminal outputting drive voltage of this LED drive circuit to described LED group, to light described LED group.
Description
Technical field
The utility model relates to LED technical field, particularly a kind of circuit structure of Infrared Remote Control LED lamp group.
Background technology
The electric light since Edison invented, the mankind have broken away from dark shrouding, and start the electrical lighting epoch.Along with the development of society, the living standard of people improves constantly, and is also more and more higher to the requirement of illuminating industry, such as needs the brightness promoting illuminating product further, energy-conservation, price, life-span etc.Successively incandescent lamp has been there is, fluorescent lamp, a series of illuminating product such as electricity-saving lamp in this process.Be divided into inductance type and electronic type with regard to fluorescent lamp, its illuminating effect and energy-conservation aspect surmount incandescent lamp far away, but useful life is too late in incandescent lamp.Although electricity-saving lamp is propagandized terribly under environmental protection and energy saving overall situation, also do not replace incandescent lamp completely.
In recent years, a lot of manufacturer started LED to be applied to illuminating industry, the advantages such as LED has long service life, and power consumption is few, good illumination effect.But existing LED illuminating product is commercially all very single type, be unfavorable for promoting LED universalness.Such as, need hand switch control LED to open or close, user must move a segment distance and just can operate, and makes the operational comfort of user, simplicity has a greatly reduced quality.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, provides a kind of circuit structure of Infrared Remote Control LED lamp group, can carry out the switch controlling LED group, the convenience that adding users uses by infrared remote control.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of circuit structure of Infrared Remote Control LED lamp group, comprises LED group, infrared receiving circuit, circuit breaker, memory, LED drive circuit, voltage stabilizing circuit and switching circuit; Described voltage stabilizing circuit is by Power supply and voltage stabilizing exports voltage for described memory, infrared receiving circuit and circuit breaker work, the described infrared circuit that accepts receives infrared control signal and transmits control signal to described circuit breaker, this control signal is stored in memory and the command signal read in memory by I2C bus by circuit breaker, the command signal that circuit breaker sends according to memory and send pwm signal to switching circuit, with the negative pole end of conducting LED group; The pwm signal that circuit breaker sends also is input in LED drive circuit, and by the positive terminal outputting drive voltage of this LED drive circuit to described LED group, to light described LED group.
In technique scheme, described voltage stabilizing circuit comprises pressurizer 78L05 and pressurizer MD7150, pressurizer 78L05 is as one-level voltage stabilizing, pressurizer MD7150 is as secondary voltage stabilizing, the operating voltage of 3.3V is exported by pressurizer MD7150, and the output of pressurizer 78L05 and pressurizer MD7150 is all respectively arranged with shunt capacitance.
In technique scheme, described infrared receiving circuit comprises infrared receiving terminal IR3638.
In technique scheme, described circuit breaker adopts AME8B053A chip, and memory adopts AT24C02 chip, and SCL end, the SDA end of circuit breaker are held with the SCL of memory respectively, SDA holds and is connected; SCL end, the SDA end of memory are connected respectively and are connect the operating voltage of described 3.3V after a resistance, and the operating voltage being linked into holder connects ground connection after bypass capacitor.
In technique scheme, described LED drive circuit comprises drive IC 42560, the PWM termination of this drive IC receives the pwm signal of described circuit breaker output, the VIN termination power of drive IC, an indirect inductance of VIN end and SW end, the driving voltage that the voltage superposition that SW end exports is lighted to the voltage on inductance as the described LED group of driving.
In technique scheme, the input end of described LED group is connected a sample resistance, and the SENSE-end of described drive IC and SENSE+ hold the two ends being electrically connected at this sample resistance respectively.
In technique scheme, described switching circuit comprises field effect transistor KIA50N06, and the negative pole end of LED group is connected to the D pole of field effect transistor, and its S pole ground connection, G pole connects the output of described circuit breaker.
The beneficial effects of the utility model are: carry out the control of switch and the control of adjustment brightness etc. by infrared remote control to LED group, and after utilizing the combination of circuit breaker, memory and LED drive circuit to make to power on, the problem of the bright or whole glimmer of part can not appear in LED group because of undertension.
Accompanying drawing explanation
Fig. 1 is integrated circuit structural representation of the present utility model;
Fig. 2 is the electrical block diagram of Fig. 1 first half;
Fig. 3 is the electrical block diagram of plate portion after Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, 2, 3, a kind of circuit structure of Infrared Remote Control LED lamp group, comprises LED group, infrared receiving circuit, circuit breaker, memory, LED drive circuit, voltage stabilizing circuit and switching circuit; Described voltage stabilizing circuit is by Power supply and voltage stabilizing exports voltage for described memory, infrared receiving circuit and circuit breaker work, the described infrared circuit that accepts receives infrared control signal and transmits control signal to described circuit breaker, this control signal is stored in memory and the command signal read in memory by I2C bus by circuit breaker, the command signal that circuit breaker sends according to memory and send pwm signal to switching circuit, with the negative pole end of conducting LED group; The pwm signal (ON/OFF) that circuit breaker sends also is input in LED drive circuit, and by the positive terminal outputting drive voltage of this LED drive circuit to described LED group, to light described LED group.The infrared ray comprising control command signal is converted to the PB5 end that the signal of telecommunication is sent to circuit breaker by infrared receiving circuit, circuit breaker is deposited in memory after being decoded by this signal of telecommunication, and circuit breaker holds from its SCL and SDA holds the SCL to memory to hold and SDA end sends read requests, holder is according to the signal of telecommunication received and read requests, the command signal corresponding with this signal of telecommunication is sent back in circuit breaker along SCL end and SDA end, this command signal process is formed pwm signal by circuit breaker, and this PEM signal is input to respectively the PWM end of LED drive circuit and the control end (that is to say the G pole of field effect transistor) of switching circuit.Power supply is the DC power supply of 9V to 28V.
Wherein, LED group is formed in parallel by three groups of LED groups, often organizes LED group and is all formed by 9 LED strip connection.
Wherein, described voltage stabilizing circuit comprises pressurizer 78L05 and pressurizer MD7150, pressurizer 78L05 is as one-level voltage stabilizing, pressurizer MD7150 is as secondary voltage stabilizing, the operating voltage of 3.3V is exported by pressurizer MD7150, and the output of pressurizer 78L05 and pressurizer MD7150 is all respectively arranged with shunt capacitance.
Wherein, described infrared receiving circuit comprises infrared receiving terminal IR3638, and its pin one is as output, and pin two ground connection, pin 3 is connected and connect the operating voltage of 3.3V after a resistance R2, and pin 3 connects ground connection after bypass capacitor C5.
Wherein, described circuit breaker adopts AME8B053A chip, and memory adopts AT24C02 chip, and SCL end, the SDA end of circuit breaker are held with the SCL of memory respectively, SDA holds and is connected; SCL end, the SDA end of memory are connected respectively and are connect the operating voltage of described 3.3V after a resistance, and the 3.3V operating voltage being linked into holder connects ground connection after bypass capacitor.The WP end of memory, A0 end, A1 end, A2 hold and GND holds ground connection.Some control command datas have been deposited in memory.
Wherein, described LED drive circuit comprises drive IC 42560, the PWM termination of this drive IC receives the pwm signal of described circuit breaker output, the VIN termination power of drive IC, VIN end and the indirect inductance L 2, SW of SW end hold the voltage superposition that exports to the voltage in inductance L 2 as the driving voltage driving described LED group to light.Wherein, the input end of described LED group is connected a sample resistance R13, and the SENSE-end of described drive IC and SENSE+ hold the two ends being electrically connected at this sample resistance R13 respectively, the two ends of resistance R13 this only have voltage stabilizing didoe D36V1.Vdd terminal connects ground connection after electric capacity C13, ground connection after COMP termination capacitor C14.LED drive circuit receives the pwm signal that circuit breaker exports, and LED drive circuit regulates the output of SW end according to this pwm signal, thus the adjustment that realization exports LED group, such as: brightness etc.
Wherein, described switching circuit comprises field effect transistor KIA50N06, and the negative pole end of LED group is connected to the D pole of field effect transistor, its S pole ground connection, and G pole connects the output (ON/OFF) of described circuit breaker.The G end of field effect transistor controls the break-make of the negative pole end of LED group by the pwm signal of the output receiving circuit breaker, thus controls the extinguishing of LED group.
Above embodiment is just to illustrate instead of restriction the utility model, therefore all equivalences done according to the method described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (7)
1. a circuit structure for Infrared Remote Control LED lamp group, is characterized in that: comprise LED group, infrared receiving circuit, circuit breaker, memory, LED drive circuit, voltage stabilizing circuit and switching circuit; Described voltage stabilizing circuit is by Power supply and voltage stabilizing exports voltage for described memory, infrared receiving circuit and circuit breaker work, the described infrared circuit that accepts receives infrared control signal and transmits control signal to described circuit breaker, this control signal is stored in memory and the command signal read in memory by I2C bus by circuit breaker, the command signal that circuit breaker sends according to memory and send pwm signal to switching circuit, with the negative pole end of conducting LED group; The pwm signal that circuit breaker sends also is input in LED drive circuit, and by the positive terminal outputting drive voltage of this LED drive circuit to described LED group, to light described LED group.
2. the circuit structure of a kind of Infrared Remote Control LED lamp group according to claim 1, it is characterized in that: described voltage stabilizing circuit comprises pressurizer 78L05 and pressurizer MD7150, pressurizer 78L05 is as one-level voltage stabilizing, pressurizer MD7150 is as secondary voltage stabilizing, the operating voltage of 3.3V is exported by pressurizer MD7150, and the output of pressurizer 78L05 and pressurizer MD7150 is all respectively arranged with shunt capacitance.
3. the circuit structure of a kind of Infrared Remote Control LED lamp group according to claim 2, is characterized in that: described infrared receiving circuit comprises infrared receiving terminal IR3638.
4. the circuit structure of a kind of Infrared Remote Control LED lamp group according to claim 2, it is characterized in that: described circuit breaker adopts AME8B053A chip, memory adopts AT24C02 chip, and SCL end, the SDA end of circuit breaker are held with the SCL of memory respectively, SDA holds and is connected; SCL end, the SDA end of memory are connected respectively and are connect the operating voltage of described 3.3V after a resistance, and the operating voltage being linked into holder connects ground connection after bypass capacitor.
5. the circuit structure of a kind of Infrared Remote Control LED lamp group according to claim 1, it is characterized in that: described LED drive circuit comprises drive IC 42560, the PWM termination of this drive IC receives the pwm signal of described circuit breaker output, the VIN termination power of drive IC, an indirect inductance of VIN end and SW end, the driving voltage that the voltage superposition that SW end exports is lighted to the voltage on inductance as the described LED group of driving.
6. the circuit structure of a kind of Infrared Remote Control LED lamp group according to claim 5, it is characterized in that: the input end of described LED group is connected a sample resistance, and the SENSE-end of described drive IC and SENSE+ hold the two ends being electrically connected at this sample resistance respectively.
7. the circuit structure of a kind of Infrared Remote Control LED lamp group according to claim 1, it is characterized in that: described switching circuit comprises field effect transistor KIA50N06, the negative pole end of LED group is connected to the D pole of field effect transistor, and its S pole ground connection, G pole connects the output of described circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420831263.2U CN204362371U (en) | 2014-12-25 | 2014-12-25 | A kind of circuit structure of Infrared Remote Control LED lamp group |
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| CN201420831263.2U CN204362371U (en) | 2014-12-25 | 2014-12-25 | A kind of circuit structure of Infrared Remote Control LED lamp group |
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| CN204362371U true CN204362371U (en) | 2015-05-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111586934A (en) * | 2020-06-23 | 2020-08-25 | 横店集团得邦照明股份有限公司 | Infrared integrated circuit for adjusting light state and implementation method thereof |
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2014
- 2014-12-25 CN CN201420831263.2U patent/CN204362371U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111586934A (en) * | 2020-06-23 | 2020-08-25 | 横店集团得邦照明股份有限公司 | Infrared integrated circuit for adjusting light state and implementation method thereof |
| CN111586934B (en) * | 2020-06-23 | 2023-06-02 | 横店集团得邦照明股份有限公司 | Infrared integrated circuit for adjusting light state and implementation method thereof |
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Address after: No. 253, Hengli Junma Road, Hengli Town, Dongguan, Guangdong 523460 Patentee after: Guangdong Qingzhou Photoelectric Technology Co.,Ltd. Address before: 523000 The third floor of the factory building in Xinsi Village, Hengli Town, Dongguan City, Guangdong Province Patentee before: LETARON ELECTRONIC CO.,LTD. |
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| CP03 | Change of name, title or address |