CN202231917U - Lighting circuit capable of adjusting light according to ambient illuminance - Google Patents
Lighting circuit capable of adjusting light according to ambient illuminance Download PDFInfo
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- CN202231917U CN202231917U CN2011203444627U CN201120344462U CN202231917U CN 202231917 U CN202231917 U CN 202231917U CN 2011203444627 U CN2011203444627 U CN 2011203444627U CN 201120344462 U CN201120344462 U CN 201120344462U CN 202231917 U CN202231917 U CN 202231917U
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Abstract
The utility model relates to a lighting circuit that can adjust luminance according to ambient illuminance, its characterized in that includes LED module, drive control circuit, switching power supply, constant current power supply, remote control receiving module, visible light illuminance sensor module, wherein switching power supply provides direct current operating voltage for drive control circuit and constant current power supply, and constant current power supply's LED + output is connected with an input of LED module, and constant current power supply's LED-output is connected with another input of LED module, and remote control receiving module's output and visible light illuminance sensor module are connected with drive control circuit's instruction input. The constant current is output by the constant current power supply, and the adjustable current is output to the LED module through the control and adjustment of the driving controller according to the ambient illumination acquisition signal through the visible illumination sensor, so that the brightness or power of the LED module is changed along with the change of the current, and the LED module can achieve the adjustable light effect through the change of the visible illumination.
Description
Technical field
The utility model relates to a kind of lighting circuit according to the ambient light illumination tunable optical, belongs to the new technique of LED light fixture tunable optical.
Background technology
Commercially available illuminating product all can not be realized carrying out Dimmable lighting control according to ambient light illumination at present; Because 24 hours illuminance of whole day is different or the ambient light illumination of every day also is different; According to the intensity of illuminance, the illumination light fixture carries out the effect that brightness (or power) control reaches energy saving.
Summary of the invention
The purpose of the utility model is to consider the problems referred to above and a kind of illumination control that can carry out light modulation according to ambient light illumination is provided, and that realizes energy saving can be according to the lighting circuit of ambient light illumination light modulation.
In order to achieve the above object; The technical scheme of the utility model is: a kind of can be according to the lighting circuit of ambient light illumination light modulation; It is characterized in that comprising LED module, Drive and Control Circuit, Switching Power Supply, constant-current supply, remote control receiver module, visible light luminous intensity sensor module; Wherein said Switching Power Supply is that Drive and Control Circuit and constant-current supply provide direct-current working volts; The LED+ output of constant-current supply is connected with an input of LED module, the LED-output of constant-current supply and LED module another input be connected, the output of remote control receiver module is connected with the instruction input of Drive and Control Circuit with the visible light luminous intensity sensor module.
Said LED module includes two groups or more led chip combination, and every group comprises the led chip more than two, and every group every led chip is connected mutually; Every group head end+link together also is connected to the output of the LED+ of constant-current supply, and every group tail end-with second group tail end-link together also is connected to the output of the LED-of constant-current supply.
Said Drive and Control Circuit comprises the 6th integrated circuit, the 17 resistance and the 18 resistance, the 15 electric capacity and the 16 electric capacity and infrared receiving terminal; Wherein 1 pin of the 4th integrated circuit is a clock signal SCL output; 2 pin of the 6th integrated circuit are serial data SDA input; 3 pin of the 6th integrated circuit are connected with an end of the 17 resistance and an end of the 15 electric capacity, and the other end of the 17 resistance connects VCC1, the other end ground connection of the 15 electric capacity; 4 pin ground connection of the 6th integrated circuit; 5 pin of the 6th integrated circuit are the output of dim signal DIM, an end of linking VCC1 and the 16 electric capacity respectively of 6 pin of the 6th integrated circuit and an end of the 18 resistance, the other end ground connection of the 16 electric capacity; The other end of the 18 resistance connects 3 pin of remote control receiver module, and 7 pin of the 6th integrated circuit are connected to 1 pin of remote control receiver module; 2 pin ground connection of remote control receiver module, 8 pin of the 6th integrated circuit connect the input of INTB signal.
Said constant-current supply comprises the 5th integrated circuit, the 14 resistance to the 16 resistance, the 12 electric capacity to the 14 electric capacity, the 22 electrochemical capacitor, the tenth diode, the 3rd inductance and first FET; Wherein 1 pin of the 5th integrated circuit connects an end of the 14 resistance, the 15 resistance, the 22 electrochemical capacitor, the 12 electric capacity, the tenth diode respectively and meets VCC again; The other end ground connection of the 12 electric capacity and the 22 electrochemical capacitor; 2 pin of the 5th integrated circuit connect the other end of the 14 resistance, the 15 resistance respectively; 2 pin of the 5th integrated circuit also connect an end of the 14 electric capacity and the LED+ end of said LED module respectively; 3 pin of the 5th integrated circuit connect an end of the 16 resistance and the output of drive control module dim signal DIM respectively; The other end of the 16 resistance connects an end of the 13 electric capacity and 6 pin of the 5th integrated circuit respectively, the other end ground connection of the 13 electric capacity, 4 pin ground connection of the 5th integrated circuit; 5 pin of the 5th integrated circuit are connected with the G utmost point of first FET; The D utmost point of first FET is connected with an end of the other end of the tenth diode and the 3rd inductance, the S utmost point ground connection of first FET, and the other end of the 3rd inductance connects the LED-end of the 14 electric capacity other end and LED module respectively.
Said visible light luminous intensity sensor module comprises the 7th integrated circuit, the 19 resistance to the 21 resistance and the 17 electric capacity to the 20 electric capacity; Wherein 1 pin of the 7th integrated circuit connect respectively an end, the 20 resistance of an end, the 19 resistance of an end, the 21 resistance of an end, the 20 electric capacity of an end, the 19 electric capacity of an end, the 18 electric capacity of the 17 electric capacity an end, the 7th integrated circuit 4 pin and be connected to VCC1; The other end of the 17 electric capacity, the other end of the 18 electric capacity, the other end of the 19 electric capacity, the other end ground connection of the 20 electric capacity; 2 pin ground connection of the 7th integrated circuit; 3 pin of the 7th integrated circuit are empty pin; 5 pin of the 7th integrated circuit connect the other end of the 19 resistance and connect serial data SDA output again; And link to each other with the serial data SDA input of said drive control module; 6 pin of the 7th integrated circuit connect the other end of the 20 resistance and connect clock signal SCL input again, and link to each other with the clock signal SCL output of drive control module, and 7 pin of the 7th integrated circuit connect the other end of the 21 resistance and connect the INTB output again; And link to each other with the INTB input of drive control module, 8 pin of the 7th integrated circuit are empty pin.
Said Switching Power Supply 3 comprises first integrated circuit to the, four integrated circuits; First diode to the, nine diodes; First resistance to the, 13 resistance; The 22 resistance to the 24 resistance; First electric capacity; Second electrochemical capacitor; The 3rd electric capacity; The 4th electrochemical capacitor; The 5th electric capacity; The 6th electrochemical capacitor; The 7th electrochemical capacitor; The 8th electric capacity; The 9th electric capacity; The tenth electrochemical capacitor; The 11 electric capacity; The 21 electrochemical capacitor; The 30 electrochemical capacitor; First inductance and second inductance; First transformer; First protective tube; The one Y type electric capacity; An end of power supply one termination first protective tube wherein; The other end of first protective tube links to each other with an end of first winding of first electric capacity, second resistance, first inductance respectively; The other end of power supply links to each other with an end of second winding of the first electric capacity other end, first resistance, one end, first inductance respectively; The other end of first resistance links to each other with the other end of second resistance; The other end of second winding of first inductance links to each other with an end of first diode and an end of the 3rd diode respectively; The other end of first winding of first inductance links to each other with an end of second diode and an end of the 4th diode respectively; The other end of first diode and diode links to each other with first winding, one end of second electrochemical capacitor, the 3rd resistance, the 5th diode, the 3rd electric capacity, the 6th resistance, first transformer respectively; The other end of the other end of the other end of the 5th diode, the 3rd electric capacity, the 6th resistance links to each other with an end of the 5th resistance, and the other end of the 5th resistance links to each other with an end of the 6th diode, and the other end of the D end of the other end of the 6th diode and the 3rd integrated circuit and first winding of first transformer links to each other; Second winding, one end of first transformer links to each other with an end of the 8th diode; The other end of the 8th diode links to each other with an end of the 8th resistance, and the other end of the 8th resistance links to each other with an end of the 4th electrochemical capacitor, the collector electrode of first integrated circuit, an end of the 7th diode respectively, and the other end of the 7th diode links to each other with an end of the 7th resistance; The other end of the 7th resistance links to each other with the M utmost point of the 3rd integrated circuit, an end of the 4th resistance; The other end of the 3rd resistance links to each other with the other end of the 4th resistance, and the emitter of first integrated circuit extremely links to each other with an end of the 22 resistance, an end of the 8th electric capacity, the C of the 3rd integrated circuit respectively, and the other end of the 22 resistance links to each other with an end of the tenth electrochemical capacitor; The other end of second winding of first transformer links to each other with the other end of other end of the 4th electrochemical capacitor, the tenth electrochemical capacitor, the other end of the 8th electric capacity, the S utmost point of the 3rd integrated circuit, the other end of the 3rd diode, the other end of the 4th diode, an end of a Y type electric capacity respectively; One end of the tertiary winding of first transformer links to each other with an end of an end of the tenth resistance, the 9th diode, and the other end of the tenth resistance links to each other with an end of the 5th electric capacity, and the other end of the 5th electric capacity links to each other with the other end of the 9th diode, an end of the 11 resistance, an end of the 6th electrochemical capacitor, an end of the 7th electrochemical capacitor, an end of the 12 resistance, an end of second inductance respectively; The other end of the 11 resistance links to each other with the diode cathode of an end of the 23 resistance, first integrated circuit; The other end of the 23 resistance links to each other with the diode cathode of first integrated circuit, the A utmost point of the 4th integrated circuit, an end of the 9th resistance, and the other end of the 12 resistance extremely links to each other with an end of the 9th electric capacity, an end of the 24 resistance, the G of the 4th integrated circuit, and the other end of the 9th resistance links to each other with the other end of the 9th electric capacity; The other end of second inductance links to each other with an end of the 30 electrolysis electrochemical capacitor, an end of the 13 resistance respectively; The other end of the 13 resistance links to each other with the Vin of second integrated circuit, and the Vout of second integrated circuit links to each other with an end of the 21 electrochemical capacitor, an end of the 11 electric capacity, and the other end of the first transformer tertiary winding links to each other and ground connection with the other end of the 6th electrochemical capacitor, the other end of the 7th electrochemical capacitor, the other end of a Y type electric capacity, the K utmost point of the 4th integrated circuit, the other end of the 24 resistance, the other end of the 30 electrochemical capacitor, the GND of second integrated circuit, the other end of the 21 electrochemical capacitor, the other end of the 11 electric capacity respectively.
The utility model beneficial effect compared with prior art is: the variation that receives the different illumination degree through the visible light illuminance transducer produces corresponding data-signal to drive control module; And by constant-current supply output constant current and control and adjusting through drive control module; Export adjustable electric current supply LED module; Thereby brightness of LED module or power are changed along with the variation of continuous current size, realize that the LED module reaches the effect of tunable optical through the variation of visible light illumination.
Description of drawings
Fig. 1 is the circuit block diagram of the utility model;
Fig. 2 is the circuit diagram of the embodiment of Switching Power Supply;
Fig. 3 is the circuit diagram of the embodiment of constant-current supply;
Fig. 4 is the circuit diagram of the embodiment of remote control receiver module and Drive and Control Circuit;
Fig. 5 is the circuit diagram of the embodiment of visible light luminous intensity sensor module.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
As shown in Figure 1; A kind of lighting circuit according to the ambient light illumination tunable optical; The utility model characteristics are to comprise LED module 1, Drive and Control Circuit 2, Switching Power Supply 3, constant-current supply 4, remote control receiver module 5, visible light luminous intensity sensor module 6; Wherein said Switching Power Supply 3 provides direct-current working volts for Drive and Control Circuit 2 and constant-current supply 4; The LED+ output of constant-current supply 4 is connected with an input of LED module 1, constant-current supply 4LED-output and LED module 1 another input be connected, the output of remote control receiver module 5 is connected with the instruction input of Drive and Control Circuit 2 with visible light luminous intensity sensor module 6.
In the present embodiment, said LED module 1 includes two groups or more led chip combination, and every group comprises the led chip more than two, and every group every led chip is connected mutually; Every group head end+link together also is connected to the output of the LED+ of constant-current supply 3, and every group tail end-with second group tail end-link together also is connected to the output of the LED-of constant-current supply 3.For example, first group of led chip comprises first chip LED 1, second chip LED 2, the 3rd chip LED 3, the four-core sheet LED4, the 5th chip LED 5, the 6th chip LED 6 ..., each chip joins end to end; Second group of led chip comprises first chip LED 1, second chip LED 2, the 3rd chip LED 3, the four-core sheet LED4, the 5th chip LED 5, the 6th chip LED 6 ..., each chip joins end to end; First group head end+with second group head end+link together also is connected to the output of the LED+ of constant-current supply 3; First group tail end-with second group tail end-link together also is connected to the output of constant-current supply 3LED-.Operation principle is: the current visible light illumination that the visible light illuminance transducer will be sensed converts digital signal to; Digital signal is discerned and handled through Drive and Control Circuit 2; Export the drive signal of certain duty ratio and give constant-current supply 4; The drive signal of certain duty ratio that constant-current supply 4 will receive is handled, through the control of FET being adjusted the big or small of output current and being supplied with the purpose that the LED module reaches light modulation.
As shown in Figure 4; Said Drive and Control Circuit 2 comprises the 6th integrated circuit U6, the 17 resistance R 17 and the 18 resistance R the 18, the 15 capacitor C 15 and the 16 capacitor C 16 and infrared receiving terminal IR1, and wherein 1 pin of the 4th integrated circuit U6 is a clock signal SCL output, and 2 pin of the 6th integrated circuit U6 are serial data SDA input; 3 pin of the 6th integrated circuit U6 are connected with an end of an end of the 17 resistance R 17 and the 15 capacitor C 15; The other end of the 17 resistance R 17 connects VCC1, the other end ground connection of the 15 capacitor C 15, the 4 pin ground connection of the 6th integrated circuit U6; 5 pin of the 6th integrated circuit U6 are the output of dim signal DIM; An end of linking VCC1 and the 16 capacitor C 16 respectively of 6 pin of the 6th integrated circuit U6 and an end of the 18 resistance R 18, the other end ground connection of the 16 capacitor C 16, the other end of the 18 resistance R 18 connects 3 pin of remote control receiver module 5; 7 pin of the 6th integrated circuit U6 are connected to 1 pin of infrared receiving module 5; 2 pin ground connection of remote control receiver module 5 replace 8 pin of remote control receiver module 5, the six integrated circuit U6 to connect the input of INTB signal with symbol IR1 in Fig. 4.The model of the 6th integrated circuit U6 is EM78P418, and the model of remote control receiver module 5 is HRM538BB5138.
As shown in Figure 3; Said constant-current supply 4 comprises the 5th integrated circuit U5, the 14 resistance R the 14 to the 16 resistance R the 16, the 12 capacitor C the 12 to the 14 capacitor C the 14, the 22 electrochemical capacitor C22, the tenth diode D10, the 3rd inductance L 3 and the first FET Q1; Wherein 1 pin of the 5th integrated circuit U5 connects the end of the 14 resistance R14, the 15 resistance R the 15, the 22 electrochemical capacitor C22, the 12 capacitor C 12, the tenth diode D10 respectively and meets VCC again; The other end ground connection of the 12 capacitor C 12 and the 22 electrochemical capacitor C22; 2 pin of the 5th integrated circuit U5 meet the 14 resistance R14 respectively, the 15 resistance R 15 other ends link to each other; 2 pin of the 5th integrated circuit U5 also connect an end of the 14 capacitor C 14 and the LED+ end of said LED module 1 respectively; 3 pin of the 5th integrated circuit U5 connect an end of the 16 resistance R 16 and the output of drive control module 2 dim signal DIM respectively; The other end of the 16 resistance R 16 connects respectively and an end of the 13 capacitor C 13 and 6 pin of the 5th integrated circuit U5, the other end ground connection of the 13 capacitor C 13, the 4 pin ground connection of the 5th integrated circuit U5; 5 pin of the 5th integrated circuit U5 are connected with the G utmost point of the first FET Q1; The D utmost point of the first FET Q1 is connected with the end of the other end of the tenth diode D10 with the 3rd inductance L 3, the S utmost point ground connection of the first FET Q1, and the other end of the 3rd inductance L 3 connects the LED-end of the 14 capacitor C 14 other ends and LED module 1 respectively.The model of the 5th integrated circuit U5 is MAX16820.
As shown in Figure 5; Said visible light luminous intensity sensor module 6 comprises the 7th integrated circuit U7, the 19 resistance R the 19 to the 21 resistance R 21 and the 17 capacitor C the 17 to the 20 capacitor C 20; Wherein 1 pin of the 7th integrated circuit U7 connect respectively an end, the 20 resistance R 20 of an end, the 19 resistance R 19 of an end, the 21 resistance R 21 of an end, the 20 capacitor C 20 of an end, the 19 capacitor C 19 of an end, the 18 capacitor C 18 of the 17 capacitor C 17 an end, the 7th integrated circuit U7 4 pin and be connected to VCC1; The other end of the 17 capacitor C 17, the other end of the 18 capacitor C 18, the other end of the 19 capacitor C 19, the other end ground connection of the 20 capacitor C 20; The 2 pin ground connection of the 7th integrated circuit U7; 3 pin of the 7th integrated circuit U7 are empty pin; 5 pin of the 7th integrated circuit U7 connect the other end of the 19 resistance R 19 and connect serial data SDA output again; And link to each other with the serial data SDA input of said drive control module 2; 6 pin of the 7th integrated circuit U7 connect the other end of the 20 resistance R 20 and connect clock signal SCL input again, and link to each other with the clock signal SCL output of drive control module 2, and 7 pin of the 7th integrated circuit U7 connect the other end of the 21 resistance R 21 and connect the INTB output again; And link to each other with the INTB input of drive control module 2,8 pin of the 7th integrated circuit U7 are empty pin.The model of the 7th integrated circuit U7 is EPL5804.
As shown in Figure 2, said Switching Power Supply 3 comprises the first integrated circuit U1 to the, four integrated circuit U4, the first diode D1 to the, nine diode D9, first resistance R the 1 to the 13 resistance R the 13, the 22 resistance R the 22 to the 24 resistance R 24, first capacitor C 1, the second electrochemical capacitor C2, the 3rd capacitor C 3, the 4th electrochemical capacitor C4, the 5th capacitor C 5, the 6th electrochemical capacitor C6, the 7th electrochemical capacitor C7, the 8th capacitor C 8, the 9th capacitor C 9, the tenth electrochemical capacitor C10, the 11 capacitor C the 11, the 21 electrochemical capacitor C21, the 30 electrochemical capacitor C30, first inductance L 1 and second inductance L 2, the first transformer T1, the first protective tube F1, a Y type capacitor C Y1; The end of the power supply one termination first protective tube F1 wherein; The other end of the first protective tube F1 links to each other with an end of first winding of first capacitor C 1, second resistance R 2, first inductance L 1 respectively; The other end of power supply links to each other with an end of second winding of first capacitor C, 1 other end, first resistance R, 1 one ends, first inductance L 1 respectively; The other end of first resistance R 1 links to each other with the other end of second resistance R 2; The other end of second winding of first inductance L 1 links to each other with the end of the first diode D1 and the end of the 3rd diode D3 respectively; The other end of first winding of first inductance L 1 links to each other with the end of the second diode D2 and the end of the 4th diode D4 respectively; The other end of the first diode D1 and diode D2 links to each other with first winding, one end of the second electrochemical capacitor C2, the 3rd resistance R 3, the 5th diode D5, the 3rd capacitor C 3, the 6th resistance R 6, the first transformer T1 respectively; The other end of the other end of the other end of the 5th diode D5, the 3rd capacitor C 3, the 6th resistance R 6 links to each other with an end of the 5th resistance R 5, and the other end of the 5th resistance R 5 links to each other with the end of the 6th diode D6, and the other end of the D end of the other end of the 6th diode D6 and the 3rd integrated circuit U3 and first winding of the first transformer T1 links to each other; Second winding, one end of the first transformer T1 links to each other with the end of the 8th diode D8; The other end of the 8th diode D8 links to each other with an end of the 8th resistance R 8, and the other end of the 8th resistance R 8 links to each other with the end of the 4th electrochemical capacitor C4, the collector electrode of the first integrated circuit U1, the end of the 7th diode D7 respectively, and the other end of the 7th diode D7 links to each other with an end of the 7th resistance R 7; The other end of the 7th resistance R 7 links to each other with the M utmost point of the 3rd integrated circuit U3, an end of the 4th resistance R 4; The other end of the 3rd resistance R 3 links to each other with the other end of the 4th resistance R 4, and the emitter of the first integrated circuit U1 extremely links to each other with an end of the 22 resistance R 22, an end of the 8th capacitor C 8, the C of the 3rd integrated circuit U3 respectively, and the other end of the 22 resistance R 22 links to each other with the end of the tenth electrochemical capacitor C10; The other end of second winding of the first transformer T1 links to each other with the other end of other end of the 4th electrochemical capacitor C4, the tenth electrochemical capacitor C10, the other end of the 8th capacitor C 8, the S utmost point of the 3rd integrated circuit U3, the other end of the 3rd diode D3, the other end of the 4th diode D4, the end of a Y type capacitor C Y1 respectively; One end of the tertiary winding of the first transformer T1 links to each other with an end of the tenth resistance R 10, the end of the 9th diode D9, and the other end of the tenth resistance R10 links to each other with an end of the 5th capacitor C 5, and the other end of the 5th capacitor C 5 links to each other with the other end of the 9th diode D9, an end of the 11 resistance R 11, the end of the 6th electrochemical capacitor C6, the end of the 7th electrochemical capacitor C7, an end of the 12 resistance R 12, an end of second inductance L 2 respectively; The other end of the 11 resistance R 11 links to each other with an end of the 23 resistance R 23, the diode cathode of the first integrated circuit U1; The other end of the 23 resistance R 23 links to each other with the diode cathode of the first integrated circuit U1, the A utmost point of the 4th integrated circuit U4, an end of the 9th resistance R 9, and the other end of the 12 resistance R 12 extremely links to each other with an end of the 9th capacitor C 9, an end of the 24 resistance R 24, the G of the 4th integrated circuit U4, and the other end of the 9th resistance R 9 links to each other with the other end of the 9th capacitor C 9; The other end of second inductance L 2 links to each other with the end of the 30 electrolysis electrochemical capacitor C30, an end of the 13 resistance R 13 respectively; The other end of the 13 resistance R 13 links to each other with the Vin of the second integrated circuit U2, and the Vout of second integrated circuit (U2) links to each other with the end of the 21 electrochemical capacitor C21, an end of the 11 capacitor C 11, and the other end of the first transformer T1 tertiary winding links to each other and ground connection with the other end of the 6th electrochemical capacitor C6, the other end of the 7th electrochemical capacitor C7, the other end of a Y type capacitor C Y1, the K utmost point of the 4th integrated circuit (U4), the other end of the 24 resistance R 24, the other end of the 30 electrochemical capacitor C30, the GND of the second integrated circuit U2, the other end of the 21 electrochemical capacitor C21, the other end of the 11 capacitor C 11 respectively.The model of the first integrated circuit U1 is PC817; The model 78L05 of the second integrated circuit U2; The model of the 3rd integrated circuit U3 is TOP258PN; The model of the 4th integrated circuit U4 is TL431.
The utility model comprises two kinds of control models altogether: a kind of is the mode with an automatic light meter according to ambient light illumination, visible light luminous intensity sensor module 6 identification signals, and the size of current through Drive and Control Circuit 2 control constant-current supplies 4 realizes with an automatic light meter; Another kind is a manual mode, receives corresponding control command through remote control receiver module 5, controls the size of current of constant-current supply 4 through Drive and Control Circuit 2, realizes manual light modulation.
Claims (6)
1. lighting circuit according to the ambient light illumination tunable optical; It is characterized in that comprising LED module (1), Drive and Control Circuit (2), Switching Power Supply (3), constant-current supply (4), remote control receiver module (5), visible light luminous intensity sensor module (6); Wherein said Switching Power Supply (3) provides direct-current working volts for Drive and Control Circuit (2) and constant-current supply (4); The LED+ output of constant-current supply (4) is connected with an input of LED module (1); The LED-output of constant-current supply (4) and LED module (1) another input be connected, the output of remote control receiver module (5) is connected with the instruction input of visible light luminous intensity sensor module (6) with Drive and Control Circuit (2).
2. a kind of lighting circuit according to claim 1 according to the ambient light illumination tunable optical; It is characterized in that said LED module (1) includes two groups or more led chip combination; Every group comprises the led chip more than two, and every group every led chip is connected mutually; Every group head end+link together also is connected to the output of the LED+ of constant-current supply (3), and every group tail end-with second group tail end-link together also is connected to the output of the LED-of constant-current supply (3).
3. a kind of lighting circuit according to claim 1 according to the ambient light illumination tunable optical; It is characterized in that said Drive and Control Circuit (2) comprises the 6th integrated circuit (U6), the 17 resistance (R17) and the 18 resistance (R18), the 15 electric capacity (C15) and the 16 electric capacity (C16) and infrared receiving terminal (IR1); Wherein 1 pin of the 4th integrated circuit (U6) is a clock signal SCL output; 2 pin of the 6th integrated circuit (U6) are serial data SDA input; 3 pin of the 6th integrated circuit (U6) are connected with an end of an end of the 17 resistance (R17) and the 15 electric capacity (C15); The other end of the 17 resistance (R17) connects VCC1; The other end ground connection of the 15 electric capacity (C15), 4 pin ground connection of the 6th integrated circuit (U6), 5 pin of the 6th integrated circuit (U6) are the output of dim signal DIM; An end of linking VCC1 and the 16 electric capacity (C16) respectively of 6 pin of the 6th integrated circuit (U6) and an end of the 18 resistance (R18); The other end ground connection of the 16 electric capacity (C16), the other end of the 18 resistance (R18) connects 3 pin of remote control receiver module (5), and 7 pin of the 6th integrated circuit (U6) are connected to 1 pin of remote control receiver module (5); 2 pin ground connection of remote control receiver module (5), 8 pin of the 6th integrated circuit (U6) connect the input of INTB signal.
4. according to claim 1 or 2 or 3 described a kind of lighting circuits according to the ambient light illumination tunable optical; It is characterized in that said constant-current supply (4) comprises that the 5th integrated circuit (U5), the 14 resistance (R14) are to the 16 resistance (R16), the 12 electric capacity (C12) to the 14 electric capacity (C14), the 22 electrochemical capacitor (C22), the tenth diode (D10), the 3rd inductance (L3) and first FET (Q1); Wherein 1 pin of the 5th integrated circuit (U5) connects an end of the 14 resistance (R14), the 15 resistance (R15), the 22 electrochemical capacitor (C22), the 12 electric capacity (C12), the tenth diode (D10) respectively and meets VCC again; The other end ground connection of the 12 electric capacity (C12) and the 22 electrochemical capacitor (C22); 2 pin of the 5th integrated circuit (U5) connect the other end of the 14 resistance (R14), the 15 resistance (R15) respectively; 2 pin of the 5th integrated circuit (U5) also connect an end of the 14 electric capacity (C14) and the LED+ end of said LED module (1) respectively; 3 pin of the 5th integrated circuit (U5) connect the output of the 16 resistance (R16) end and drive control module (2) dim signal DIM respectively; The other end of the 16 resistance (R16) connects an end of the 13 electric capacity (C13) and 6 pin of the 5th integrated circuit (U5) respectively; The other end ground connection of the 13 electric capacity (C13); 4 pin ground connection of the 5th integrated circuit (U5); 5 pin of the 5th integrated circuit (U5) are connected with the G utmost point of first FET (Q1); The D utmost point of first FET (Q1) is connected with the other end of the tenth diode (D10) and an end of the 3rd inductance (L3), the S utmost point ground connection of first FET (Q1), and the other end of the 3rd inductance (L3) connects the LED-end of the 14 electric capacity (C14) other end and LED module (1) respectively.
5. according to claim 1 or 3 described a kind of lighting circuits according to the ambient light illumination tunable optical; It is characterized in that said visible light luminous intensity sensor module (6) comprises the 7th integrated circuit (U7), the 19 resistance (R19) to the 21 resistance (R21) and the 17 electric capacity (C17) to the 20 electric capacity (C20); Wherein 1 pin of the 7th integrated circuit (U7) connect respectively an end, the 20 resistance (R20) of an end, the 19 resistance (R19) of an end, the 21 resistance (R21) of an end, the 20 electric capacity (C20) of an end, the 19 electric capacity (C19) of an end, the 18 electric capacity (C18) of the 17 electric capacity (C17) an end, the 7th integrated circuit (U7) 4 pin and be connected to VCC1; The other end of the 17 electric capacity (C17), the other end of the 18 electric capacity (C18), the other end of the 19 electric capacity (C19), the other end ground connection of the 20 electric capacity (C20); 2 pin ground connection of the 7th integrated circuit (U7); 3 pin of the 7th integrated circuit (U7) are empty pin; 5 pin of the 7th integrated circuit (U7) connect the other end of the 19 resistance (R19) and connect serial data SDA output again; And link to each other with serial data (SDA) input of said drive control module (2); 6 pin of the 7th integrated circuit (U7) connect the other end of the 20 resistance (R20) and connect clock signal (SCL) input again; And link to each other with the clock signal SCL output of drive control module (2); 7 pin of the 7th integrated circuit (U7) connect the other end of the 21 resistance (R21) and connect the INTB output again; And link to each other with the INTB input of drive control module (2), 8 pin of the 7th integrated circuit (U7) are empty pin.
6. require 1 or 2 or 3 or 4 or 5 described a kind of lighting circuits according to claim, it is characterized in that said Switching Power Supply (3) comprises that first integrated circuit (U1) to the 4th integrated circuit (U4), first diode (D1) to the 9th diode (D9), first resistance (R1) to the 13 resistance (R13), the 22 resistance (R22) are to the 24 resistance (R24), first electric capacity (C1), second electrochemical capacitor (C2), the 3rd electric capacity (C3), the 4th electrochemical capacitor (C4), the 5th electric capacity (C5), the 6th electrochemical capacitor (C6), the 7th electrochemical capacitor (C7), the 8th electric capacity (C8), the 9th electric capacity (C9), the tenth electrochemical capacitor (C10), the 11 electric capacity (C11), the 21 electrochemical capacitor (C21), the 30 electrochemical capacitor (C30), first inductance (L1) and second inductance (L2), first transformer (T1), first protective tube (F1), a Y type electric capacity (CY1) according to the ambient light illumination tunable optical; An end of power supply one termination, first protective tube (F1) wherein; The other end of first protective tube (F1) links to each other with an end of first winding of first electric capacity (C1), second resistance (R2), first inductance (L1) respectively; The other end of power supply links to each other with an end of second winding of first electric capacity (C1) other end, first resistance (R1) end, first inductance (L1) respectively; The other end of first resistance (R1) links to each other with the other end of second resistance (R2); The other end of second winding of first inductance (L1) links to each other with an end of first diode (D1) and an end of the 3rd diode (D3) respectively; The other end of first winding of first inductance (L1) links to each other with an end of second diode (D2) and an end of the 4th diode (D4) respectively; The other end of first diode (D1) and diode (D2) links to each other with first winding, one end of second electrochemical capacitor (C2), the 3rd resistance (R3), the 5th diode (D5), the 3rd electric capacity (C3), the 6th resistance (R6), first transformer (T1) respectively; The other end of the other end of the other end of the 5th diode (D5), the 3rd electric capacity (C3), the 6th resistance (R6) links to each other with an end of the 5th resistance (R5), and the other end of the 5th resistance (R5) links to each other with an end of the 6th diode (D6), and the other end of the D end of the other end of the 6th diode (D6) and the 3rd integrated circuit (U3) and first winding of first transformer (T1) links to each other; Second winding, one end of first transformer (T1) links to each other with an end of the 8th diode (D8); The other end of the 8th diode (D8) links to each other with an end of the 8th resistance (R8), and the other end of the 8th resistance (R8) links to each other with an end of the 4th electrochemical capacitor (C4), the collector electrode of first integrated circuit (U1), an end of the 7th diode (D7) respectively, and the other end of the 7th diode (D7) links to each other with an end of the 7th resistance (R7); The other end of the 7th resistance (R7) links to each other with the M utmost point of the 3rd integrated circuit (U3), an end of the 4th resistance (R4); The other end of the 3rd resistance (R3) links to each other with the other end of the 4th resistance (R4), and the emitter of first integrated circuit (U1) extremely links to each other with an end of the 22 resistance (R22), an end of the 8th electric capacity (C8), the C of the 3rd integrated circuit (U3) respectively, and the other end of the 22 resistance (R22) links to each other with an end of the tenth electrochemical capacitor (C10); The other end of second winding of first transformer (T1) links to each other with the other end of other end of the 4th electrochemical capacitor (C4), the tenth electrochemical capacitor (C10), the other end of the 8th electric capacity (C8), the S utmost point of the 3rd integrated circuit (U3), the other end of the 3rd diode (D3), the other end of the 4th diode (D4), an end of a Y type electric capacity (CY1) respectively; One end of the tertiary winding of first transformer (T1) links to each other with an end of the tenth resistance (R10), an end of the 9th diode (D9), and the other end of the tenth resistance (R10) links to each other with an end of the 5th electric capacity (C5), and the other end of the 5th electric capacity (C5) links to each other with the other end of the 9th diode (D9), an end of the 11 resistance (R11), an end of the 6th electrochemical capacitor (C6), an end of the 7th electrochemical capacitor (C7), an end of the 12 resistance (R12), an end of second inductance (L2) respectively; The other end of the 11 resistance (R11) links to each other with the diode cathode of an end of the 23 resistance (R23), first integrated circuit (U1); The other end of the 23 resistance (R23) links to each other with the A utmost point of the diode cathode of first integrated circuit (U1), the 4th integrated circuit (U4), an end of the 9th resistance (R9), and the other end of the 12 resistance (R12) extremely links to each other with an end of the 9th electric capacity (C9), an end of the 24 resistance (R24), the G of the 4th integrated circuit (U4), and the other end of the 9th resistance (R9) links to each other with the other end of the 9th electric capacity (C9); The other end of second inductance (L2) links to each other with an end of the 30 electrolysis electrochemical capacitor (C30), an end of the 13 resistance (R13) respectively; The other end of the 13 resistance (R13) links to each other with the Vin of second integrated circuit (U2), and the Vout of second integrated circuit (U2) links to each other with an end of the 21 electrochemical capacitor (C21), an end of the 11 electric capacity (C11), and the other end of first transformer (T1) tertiary winding links to each other and ground connection with the other end of the 6th electrochemical capacitor (C6), the other end of the 7th electrochemical capacitor (C7), the other end of a Y type electric capacity (CY1), the K utmost point of the 4th integrated circuit (U4), the other end of the 24 resistance (R24), the other end of the 30 electrochemical capacitor (C30), the GND of second integrated circuit (U2), the other end of the 21 electrochemical capacitor (C21), the other end of the 11 electric capacity (C11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203444627U CN202231917U (en) | 2011-09-15 | 2011-09-15 | Lighting circuit capable of adjusting light according to ambient illuminance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203444627U CN202231917U (en) | 2011-09-15 | 2011-09-15 | Lighting circuit capable of adjusting light according to ambient illuminance |
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| Publication Number | Publication Date |
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| CN202231917U true CN202231917U (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203444627U Expired - Fee Related CN202231917U (en) | 2011-09-15 | 2011-09-15 | Lighting circuit capable of adjusting light according to ambient illuminance |
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| CN (1) | CN202231917U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103152924A (en) * | 2013-01-24 | 2013-06-12 | 深圳市均益安联光伏系统工程有限责任公司 | Light-emitting diode (LED) energy-saving circuit |
| CN103179762A (en) * | 2013-04-03 | 2013-06-26 | 上海仰邦软件科技有限公司 | Cloud platform-based LED (Light Emitting Diode) intelligent illumination control and management energy-saving system |
| CN105491709A (en) * | 2015-12-21 | 2016-04-13 | 无锡中感微电子股份有限公司 | Sound control LED circuit |
| CN111711846A (en) * | 2020-06-30 | 2020-09-25 | 深圳创维－Rgb电子有限公司 | Television terminal, brightness adjusting system and brightness adjusting method |
-
2011
- 2011-09-15 CN CN2011203444627U patent/CN202231917U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103152924A (en) * | 2013-01-24 | 2013-06-12 | 深圳市均益安联光伏系统工程有限责任公司 | Light-emitting diode (LED) energy-saving circuit |
| CN103179762A (en) * | 2013-04-03 | 2013-06-26 | 上海仰邦软件科技有限公司 | Cloud platform-based LED (Light Emitting Diode) intelligent illumination control and management energy-saving system |
| CN105491709A (en) * | 2015-12-21 | 2016-04-13 | 无锡中感微电子股份有限公司 | Sound control LED circuit |
| CN111711846A (en) * | 2020-06-30 | 2020-09-25 | 深圳创维－Rgb电子有限公司 | Television terminal, brightness adjusting system and brightness adjusting method |
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Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee before: Midea Group |
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Assignee: JIANGXI MIDEA GUIYA LIGHTING Co.,Ltd. Assignor: Midea Group Contract record no.: 2014440000044 Denomination of utility model: Lighting circuit capable of adjusting the light according to ambient illuminance Granted publication date: 20120523 License type: Exclusive License Record date: 20140214 |
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