CN105530742A - Network control-based driver for road lighting LED - Google Patents
Network control-based driver for road lighting LED Download PDFInfo
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- CN105530742A CN105530742A CN201510764048.4A CN201510764048A CN105530742A CN 105530742 A CN105530742 A CN 105530742A CN 201510764048 A CN201510764048 A CN 201510764048A CN 105530742 A CN105530742 A CN 105530742A
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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
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Abstract
The invention discloses a network control-based driver for a road lighting LED. The network control-based driver comprises an EMI input filter circuit, a PFC power factor correction circuit, an LLC variable-frequency conversion circuit, a control module and an RF module, wherein an input end of the EMI input filter circuit is electrically connected with electric supply; an output end of the EMI input filter circuit is electrically connected with the input end of the PFC power factor correction circuit; the output end of the PFC power factor correction circuit is electrically connected with the input end of the LLC variable-frequency conversion circuit; the output end of the LLC variable-frequency conversion circuit is electrically connected with an LED lamp; the control module is electrically connected with the RF module, a control end of the EMI input filter circuit and the control end of the LLC variable-frequency conversion circuit; and a radiator is also arranged on the driver. The network control-based driver for the road lighting LED can achieve the functions of timing control, dimming control, data wireless transmission and the like of the road lighting LED; and the power factor and the efficiency are improved.
Description
Technical field
The present invention relates to Drive technology field, particularly relate to the driver of a kind of road lighting LED of control Network Based.
Background technology
Features such as adopting the light fixture of high-power LED luminescent device to have little power consumption, control flexibly, light efficiency is high, the life-span is long, needs the place of outdoor lighting to be widely used in urban road, tunnel, square, park, plant area etc. at present.Meanwhile, LED street lamp can form wind light mutual complementing illuminator with wind power plant, solar power plant and energy storage device, plays the advantage of environmental protection further, is of great significance the energy-conservation tool of city illumination.For meeting the demand of city illumination, a usual road needs to configure a large amount of street lamp, and is divided into several lamp groups according to supply line.At present, the driver for road lighting LED only has and simply drives function, does not have the functions such as timing controlled, brightness adjustment control, parameter monitoring and data wireless transmission, power factor and efficiency also Shortcomings.
Summary of the invention
The object of the invention is to overcome the technical problem that the existing driver for road lighting LED lacks timing controlled, brightness adjustment control and data wireless transfer function, provide the driver of a kind of road lighting LED of control Network Based, it can realize the function such as timing controlled, brightness adjustment control, data wireless transmission of road lighting LED, improves power factor and efficiency.
In order to solve the problem, the present invention is achieved by the following technical solutions:
The driver of the road lighting LED of a kind of control Network Based of the present invention, comprise EMI input filter circuit, PFC circuit of power factor correction, LLC down-conversion circuitry, control module and RF module, the input of described EMI input filter circuit is electrically connected with civil power, the output of described EMI input filter circuit is electrically connected with the input of PFC circuit of power factor correction, the output of described PFC circuit of power factor correction is electrically connected with the input of LLC down-conversion circuitry, the output of described LLC down-conversion circuitry is electrically connected with LED, described control module respectively with RF module, the control end of EMI input filter circuit and the control end electrical connection of LLC down-conversion circuitry, described driver is also provided with radiator.
In the technical program, EMI input filter circuit is used for outputting to PFC circuit of power factor correction by after the 220V electric main rectifying and wave-filtering of input, PFC circuit of power factor correction achieves power factor emendation function, LLC down-conversion circuitry achieves DC-DC change function, become target voltage to output to LED the voltage transitions of input, power to LED.Control module receives wireless control signal by RF module, and when control module receives cut-off signals, control module outputs a control signal to the control end of EMI input filter circuit, and EMI input filter circuit disconnects, and driver stops powering to LED; When control module receives dim signal, control module outputs a control signal to the control end of LLC down-conversion circuitry, and LLC down-conversion circuitry adjusts output voltage according to control signal, thus the brightness of adjustment LED.Radiator is to PFC circuit of power factor correction and the heat radiation of LLC down-conversion circuitry.
As preferably, described EMI input filter circuit comprises input interface P1, relay R L0, relay R L1, common mode inductance L1, common mode inductance L2, rectifier bridge BR1, fusible link F1, thermistor RT1, piezo-resistance RV1, diode D1, diode D12, resistance R1, resistance R2, resistance R3, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, the live wire input terminal of electric capacity C6 and electric capacity C7, input interface P1 is electrically connected with normally opened contact switch one end of relay R L0, the normally opened contact switch other end of relay R L0 and fusible link F1 first end, electric capacity C1 first end is electrically connected, normally opened contact switch one end of fusible link F1 second end and relay R L1, thermistor RT1 first end, piezo-resistance RV1 first end is electrically connected, the normally opened contact switch other end of thermistor RT1 second end and relay R L1, electric capacity C3 first end, common mode inductance L1 first input end is electrically connected, electric capacity C1 second end and electric capacity C6 first end, electric capacity C2 second end, electric capacity C7 first end is electrically connected, the zero line input terminal of electric capacity C6 second end and input interface P1, piezo-resistance RV1 second end, electric capacity C3 second end, common mode inductance L1 second input is electrically connected, common mode inductance L1 first output and electric capacity C4 first end, resistance R1 first end, electric capacity C2 first end, common mode inductance L2 first input end is electrically connected, and resistance R1 second end is electrically connected with resistance R2 first end, and resistance R2 second end is electrically connected with resistance R3 first end, common mode inductance L1 second output and electric capacity C4 second end, resistance R3 second end, electric capacity C7 second end, common mode inductance L2 second input is electrically connected, common mode inductance L2 first output, second output is electrically connected with two inputs of rectifier bridge BR1 respectively, the cathode output end of rectifier bridge BR1 is electrically connected with electric capacity C5 first end, the cathode output end of rectifier bridge BR1 is electrically connected with electric capacity C5 second end, coil one end of relay R L0 and diode D12 negative electrode, first output electrical connection of control module, the coil other end of relay R L0 and diode D12 anode, second output electrical connection of control module, coil one end of relay R L1 and diode D1 negative electrode, the voltage output end VCC of PFC circuit of power factor correction is electrically connected, the coil other end of relay R L1 and diode D1 anode, the feedback output end electrical connection of PFC circuit of power factor correction.
EMI input filter circuit comprises the surge restraint circuit be made up of thermistor RT1, piezo-resistance RV1, two π type filter circuits of electric capacity C1, electric capacity C6, electric capacity C3, electric capacity C4, electric capacity C2, electric capacity C7, common mode inductance L1, common mode inductance L2 composition, the rectification circuit of rectifier bridge BR1, electric capacity C5 composition.The rectifying and wave-filtering function of this circuit realiration input stage, and there is control break-make and antisurge function.
As preferably, described PFC circuit of power factor correction comprises wire jumper RR0, interface B+, interface B-, diode D13, diode D14, diode D15, diode D16, diode D17, diode D18, diode D19, resistance R69, resistance R70, resistance R71, resistance R72, resistance R73, resistance R74, resistance R75, resistance R76, resistance R77, resistance R78, resistance R79, electric capacity C43, electric capacity C44, electric capacity C45, electric capacity C46, electric capacity C47, electric capacity C48, electric capacity C49, triode Q6, triode Q7, triode Q8, triode Q9, triode Q10, metal-oxide-semiconductor Q5, metal-oxide-semiconductor Q11, transformer T2, voltage-stabiliser tube VR2, the different name end of voltage-stabiliser tube VR3 and voltage-stabiliser tube VR4, transformer T2 primary coil and diode D13 anode, resistance R69 first end, the cathode output end electrical connection of rectifier bridge BR1, the Same Name of Ends of transformer T2 primary coil and diode D15 anode, the D pole electrical connection of metal-oxide-semiconductor Q11, the G pole of metal-oxide-semiconductor Q11 is electrically connected with resistance R74 second end, the emitter of resistance R74 first end and triode Q6, the emitter electrical connection of triode Q10, the collector electrode of triode Q6 and electric capacity C44 first end, the voltage output end VCC of PFC circuit of power factor correction is electrically connected, the base stage of triode Q6 and the base stage of triode Q10, resistance R78 first end, the feedback end electrical connection of LLC down-conversion circuitry, electric capacity C44 second end and wire jumper RR0 second end, diode D19 anode, resistance R77 second end, resistance R79 second end, resistance R78 second end, triode Q10 collector electrode, the S pole of metal-oxide-semiconductor Q11, electric capacity C46 second end, electric capacity C47 second end, transformer T2 stem stem lead-out wire, interface B-is electrically connected, and wire jumper RR0 first end is electrically connected with signal ground SGND, and diode D19 negative electrode is electrically connected with diode D18 anode, diode D18 negative electrode and resistance R77 first end, resistance R79 first end, the sampling end electrical connection of LLC down-conversion circuitry, diode D15 negative electrode and electric capacity C46 first end, electric capacity C47 first end, diode D13 negative electrode, interface B+ is electrically connected, the Same Name of Ends of transformer T2 secondary coil and diode D14 anode, resistance R72 first end is electrically connected, diode D14 negative electrode and electric capacity C43 first end, voltage-stabiliser tube VR2 negative electrode, resistance R71 first end, triode Q8 collector electrode is electrically connected, electric capacity C43 second end and electric capacity C45 first end, the different name end electrical connection of transformer T2 secondary coil, electric capacity C45 second end and diode D16 anode, resistance R76 second end, triode Q9 emitter, triode Q7 emitter, voltage-stabiliser tube VR3 anode, voltage-stabiliser tube VR4 anode, electric capacity C48 second end, signal ground SGND is electrically connected, and diode D16 is electrically connected with resistance R72 second end, voltage-stabiliser tube VR2 anode and resistance R73 first end, resistance R75 first end, resistance R76 first end is electrically connected, resistance R73 second end is electrically connected with triode Q7 base stage, resistance R75 second end is electrically connected with triode Q9 base stage, triode Q9 collector electrode is electrically connected the feedback output end of triode Q9 current collection very PFC circuit of power factor correction with diode D1 anode, triode Q7 collector electrode and resistance R70 first end, the G pole of metal-oxide-semiconductor Q5, voltage-stabiliser tube VR3 cathodic electricity connects, resistance R70 second end and resistance R69 second end, the D pole electrical connection of metal-oxide-semiconductor Q5, the S pole of metal-oxide-semiconductor Q5 is electrically connected with diode D17 anode, diode D17 negative electrode and triode Q8 emitter, electric capacity C48 first end is electrically connected, and triode Q8 launches the voltage output end VCC of very PFC circuit of power factor correction, triode Q8 base stage and resistance R71 second end, voltage-stabiliser tube VR4 cathodic electricity connects.
The feedback end of LLC down-conversion circuitry provides and turns off duty cycle control signal to metal-oxide-semiconductor Q11, realizes power factor emendation function.
As preferably, described LLC down-conversion circuitry comprises resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R32, resistance R33, electric capacity C8, electric capacity C9, electric capacity C10, electric capacity C11, electric capacity C12, electric capacity C13, electric capacity C14, electric capacity C15, electric capacity C16, electric capacity C17, electric capacity C18, electric capacity C19, electric capacity C20, electric capacity C21, electric capacity C22, electric capacity C23, electric capacity C24, electric capacity C25, electric capacity C26, electric capacity C27, electric capacity C28, electric capacity C29, electric capacity C30, electric capacity C31, electric capacity C35, diode D4, diode D5, diode D6, double diode D2, triode Q3, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, ferrite bead LL3, ferrite bead LL4, ferrite bead LL5, ferrite bead LL6, transformer T1, photoelectrical coupler U2, voltage-stabiliser tube VR1, three end adjustable shunt reference source U3, divider resistance RS1, divider resistance RS2 and PLC810PG chip U1, resistance R4 first end and interface B+, the D pole of metal-oxide-semiconductor Q1, electric capacity C9 first end is electrically connected, and resistance R4 second end is by resistance R6, resistance R7, resistance R12 is electrically connected with resistance R15 first end, resistance R15 second end and resistance R23 first end, electric capacity C15 first end, the 23 pin electrical connections of PLC810PG chip U1, resistance R23 second end and electric capacity C14 second end, signal ground SGND, electric capacity C15 second end, electric capacity C16 second end, triode Q3 collector electrode, 2 pin of electric capacity C17 second end and PLC810PG chip U1, 8 pin, 17 pin, 18 pin, 19 pin electrical connections, electric capacity C16 first end and resistance R20 first end, triode Q3 emitter is electrically connected, triode Q3 base stage and resistance R20 second end, electric capacity C17 first end, the 1 pin electrical connection of PLC810PG chip U1, electric capacity C14 first end and resistance R14 second end, the 3 pin electrical connections of PLC810PG chip U1, resistance R14 first end is connected with diode D18 cathodic electricity, resistance R17 first end is electrically connected with triode Q6 base stage, resistance R17 second end is electrically connected with 6 pin of PLC810PG chip U1, the voltage output end VCC of diode D4 anode and PFC circuit of power factor correction, resistance R10 first end, resistance R11 first end is electrically connected, and diode D4 negative electrode is electrically connected with resistance R8 first end, resistance R8 second end and electric capacity C13 first end, the 13 pin electrical connections of PLC810PG chip U1, electric capacity C13 is electrically connected with 14 pin of PLC810PG chip U1,16 pin of resistance R10 second end and PLC810PG chip U1, electric capacity C28 first end is electrically connected, electric capacity C28 second end and ferrite bead LL6 second end, interface B-, the 9 pin electrical connections of PLC810PG chip U1, ferrite bead LL6 first end is electrically connected with resistance R30 second end, and resistance R30 first end is electrically connected with 2 pin of PLC810PG chip U1, resistance R11 second end and electric capacity C22 first end, electric capacity C26 first end, the 7 pin electrical connections of PLC810PG chip U1, electric capacity C22 second end, electric capacity C26 second end, electric capacity C27 second end, electric capacity C21 second end, electric capacity C23 second end, electric capacity C24 second end, electric capacity C30 second end, resistance R29 second end, electric capacity C31 second end, the 8 pin electrical connections of PLC810PG chip U1,20 pin of PLC810PG chip U1 and electric capacity C23 first pin, resistance R25 second end, resistance R28 first end is electrically connected, electric capacity R28 second end and diode D6 negative electrode, electric capacity C30 first end is electrically connected, diode D6 anode and resistance R29 first end, electric capacity C31 first end, the output electrical connection of photoelectrical coupler U2 acceptance division, resistance R25 first end and electric capacity C20 second end, resistance R22 second end is electrically connected, electric capacity C20 first end and resistance R22 first end, the input of photoelectrical coupler U2 acceptance division, resistance R24 first end, 4 pin of electric capacity C27 first end and PLC810PG chip U1, 5 pin electrical connections, 21 pin of PLC810PG chip U1 and resistance R24 second end, electric capacity C21 first end is electrically connected, the 22 pin electric capacity C24 first ends of PLC810PG chip U1, resistance R18 first end is electrically connected, resistance R18 second end and resistance R26 first end, the different name end electrical connection of transformer T1 primary coil, resistance R26 second end and electric capacity C9 second end, the S pole of metal-oxide-semiconductor Q2, diode D5 anode, interface B-is electrically connected, and 10 pin of PLC810PG chip U1 are electrically connected with resistance R9 first end, resistance R9 second end and diode D5 negative electrode, the G pole electrical connection of metal-oxide-semiconductor Q2,14 pin of PLC810PG chip U1 are electrically connected with ferrite bead LL5 first end, ferrite bead LL5 second end and diode D3 anode, the D pole of metal-oxide-semiconductor Q2, the S pole of metal-oxide-semiconductor Q1, electric capacity C8 first end is electrically connected, and 12 pin of PLC810PG chip U1 are electrically connected with resistance R5 first end, resistance R5 second end and diode D3 negative electrode, the G pole electrical connection of metal-oxide-semiconductor Q1, electric capacity C8 second end is electrically connected with the Same Name of Ends of transformer T1 primary coil, transformer T1 stem stem lead-out wire and electric capacity C12 first end, interface B-is electrically connected, and the Same Name of Ends of transformer T1 first secondary coil is electrically connected with ferrite bead LL3 first end, the different name end of transformer T1 first secondary coil and the Same Name of Ends of transformer T1 second subprime coil, electric capacity C12 second end, electric capacity C10 second end, electric capacity C11 second end, divider resistance RS2 second end, outlet side ground wire RTN is electrically connected, the different name end of transformer T1 second subprime coil is electrically connected with ferrite bead LL4 first end, two inputs of double diode D2 are electrically connected with ferrite bead LL3 second end and ferrite bead LL4 second end respectively, the output of double diode D2 and electric capacity C10 first end, electric capacity C11 first end, resistance R19 first end, resistance R13 first end, resistance R16 first end, divider resistance RS1 first end is electrically connected, resistance RS1 first end is the output OUT of LLC down-conversion circuitry, divider resistance RS1 second end is electrically connected with divider resistance RS2 first end, divider resistance RS2 first end is that the output voltage test side Vmeas of LLC down-conversion circuitry is electrically connected, the input of resistance R13 second end and photoelectrical coupler U2 emission part, resistance R21 first end is electrically connected, resistance R12 second end and voltage-stabiliser tube VR1 negative electrode, the output electrical connection of photoelectrical coupler U2 emission part, voltage-stabiliser tube VR1 anode and electric capacity C18 second end, electric capacity C19 first end, resistance R27 first end, electric capacity C29 first end, the negative electricity of three end adjustable shunt reference source U3 connects, and electric capacity C18 first end is electrically connected with resistance R16 second end, electric capacity C19 second end and resistance R27 second end, electric capacity C25 first end is electrically connected, electric capacity C25 second end and resistance R19 second end, resistance R32 first end, resistance R33 first end, the control end electrical connection of three end adjustable shunt reference source U3, the positive pole of electric capacity C29 second end and three end adjustable shunt reference source U3, resistance R33 second end, outlet side ground wire RTN is electrically connected, and resistance R32 second end is electrically connected with electric capacity C35 first end, and electric capacity C35 second end is electrically connected with power ground DGND, and resistance R32 second end is the control end of LLC down-conversion circuitry.
Resistance R24 sets thermal technology's working frequency of LLC down-conversion circuitry, resistance R22, resistance R25, resistance R28 set the scope of operating current and starting current, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 recommend output by PLC810PG chip U1 control realization, feedback circuit is formed primarily of resistance R19, resistance R33 and dim signal, by photoelectrical coupler U2, sampled signal is fed back to PLC810PG chip U1.
As preferably, described control module comprises control chip IC1, resistance R61 and electric capacity C42, the dim signal output of control chip IC1 is electrically connected with resistance R61 second end, resistance R61 first end is electrically connected with electric capacity C42 positive pole, electric capacity C42 negative pole is electrically connected with power ground DGND, and control chip IC1 is also electrically connected with the coil two ends of RF module, relay R L0 respectively.
The PWM dim signal that control chip IC1 output duty cycle is variable, is converted to simulation dimmer voltage by the capacitance-resistance filter of resistance R61, electric capacity C42, realizes adjustable constant voltage export by the feedback signal of control LLC circuit.
As preferably, the driver of the road lighting LED of described a kind of control Network Based also comprises some indicator lights, and described indicator light is electrically connected with control module.The operating state of indicator light instruction driver.
Substantial effect of the present invention is: can realize the functions such as the timing controlled of road lighting LED, brightness adjustment control, parameter monitoring, data wireless transmission, power factor is 0.96, efficiency > 92%, low standby power loss, the average stand-by power consumption of system maintaining remote monitoring function is less than 0.2W.
Accompanying drawing explanation
Fig. 1 is that a kind of circuit theory of the present invention connects block diagram;
Fig. 2 is the circuit theory diagrams of EMI input filter circuit;
Fig. 3 is the circuit theory diagrams of PFC circuit of power factor correction;
Fig. 4 is a part of circuit theory diagrams of LLC down-conversion circuitry;
Fig. 5 is a part of circuit theory diagrams of LLC down-conversion circuitry;
Fig. 6 is the circuit theory diagrams of control module.
In figure: 1, EMI input filter circuit, 2, PFC circuit of power factor correction, 3, LLC down-conversion circuitry, 4, control module, 5, RF module, 6, indicator light, 7, LED.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: the driver of the road lighting LED of the control a kind of Network Based of the present embodiment, as shown in Figure 1, comprise EMI input filter circuit 1, PFC circuit of power factor correction 2, LLC down-conversion circuitry 3, control module 4, RF module 5 and several indicator lights 7, the input of EMI input filter circuit 1 is electrically connected with civil power, the output of EMI input filter circuit 1 is electrically connected with the input of PFC circuit of power factor correction 2, the output of PFC circuit of power factor correction 2 is electrically connected with the input of LLC down-conversion circuitry 3, the output of LLC down-conversion circuitry 3 is electrically connected with LED 7, control module 4 respectively with RF module 5, the control end of EMI input filter circuit 1, the control end of LLC down-conversion circuitry 3 and several indicator lights 6 electrical connection electrical connection.
As shown in Figure 2, EMI input filter circuit 1 comprises input interface P1, relay R L0, relay R L1, common mode inductance L1, common mode inductance L2, rectifier bridge BR1, fusible link F1, thermistor RT1, piezo-resistance RV1, diode D1, diode D12, resistance R1, resistance R2, resistance R3, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, the live wire input terminal of electric capacity C6 and electric capacity C7, input interface P1 is electrically connected with normally opened contact switch one end of relay R L0, the normally opened contact switch other end of relay R L0 and fusible link F1 first end, electric capacity C1 first end is electrically connected, normally opened contact switch one end of fusible link F1 second end and relay R L1, thermistor RT1 first end, piezo-resistance RV1 first end is electrically connected, the normally opened contact switch other end of thermistor RT1 second end and relay R L1, electric capacity C3 first end, common mode inductance L1 first input end is electrically connected, electric capacity C1 second end and electric capacity C6 first end, electric capacity C2 second end, electric capacity C7 first end is electrically connected, the zero line input terminal of electric capacity C6 second end and input interface P1, piezo-resistance RV1 second end, electric capacity C3 second end, common mode inductance L1 second input is electrically connected, common mode inductance L1 first output and electric capacity C4 first end, resistance R1 first end, electric capacity C2 first end, common mode inductance L2 first input end is electrically connected, and resistance R1 second end is electrically connected with resistance R2 first end, and resistance R2 second end is electrically connected with resistance R3 first end, common mode inductance L1 second output and electric capacity C4 second end, resistance R3 second end, electric capacity C7 second end, common mode inductance L2 second input is electrically connected, common mode inductance L2 first output, second output is electrically connected with two inputs of rectifier bridge BR1 respectively, the cathode output end of rectifier bridge BR1 is electrically connected with electric capacity C5 first end, the cathode output end of rectifier bridge BR1 is electrically connected with electric capacity C5 second end, coil one end of relay R L0 and diode D12 negative electrode, first output electrical connection of control module, the coil other end of relay R L0 and diode D12 anode, second output electrical connection of control module, coil one end of relay R L1 and diode D1 negative electrode, the voltage output end VCC of PFC circuit of power factor correction is electrically connected, the coil other end of relay R L1 and diode D1 anode, the feedback output end electrical connection of PFC circuit of power factor correction.
EMI input filter circuit comprises the surge restraint circuit be made up of thermistor RT1, piezo-resistance RV1, two π type filter circuits of electric capacity C1, electric capacity C6, electric capacity C3, electric capacity C4, electric capacity C2, electric capacity C7, common mode inductance L1, common mode inductance L2 composition, the rectification circuit of rectifier bridge BR1, electric capacity C5 composition.The rectifying and wave-filtering function of this circuit realiration input stage, and there is control break-make and antisurge function.
As shown in Figure 3, PFC circuit of power factor correction 2 comprises wire jumper RR0, interface B+, interface B-, diode D13, diode D14, diode D15, diode D16, diode D17, diode D18, diode D19, resistance R69, resistance R70, resistance R71, resistance R72, resistance R73, resistance R74, resistance R75, resistance R76, resistance R77, resistance R78, resistance R79, electric capacity C43, electric capacity C44, electric capacity C45, electric capacity C46, electric capacity C47, electric capacity C48, electric capacity C49, triode Q6, triode Q7, triode Q8, triode Q9, triode Q10, metal-oxide-semiconductor Q5, metal-oxide-semiconductor Q11, transformer T2, voltage-stabiliser tube VR2, the different name end of voltage-stabiliser tube VR3 and voltage-stabiliser tube VR4, transformer T2 primary coil and diode D13 anode, resistance R69 first end, the cathode output end electrical connection of rectifier bridge BR1, the Same Name of Ends of transformer T2 primary coil and diode D15 anode, the D pole electrical connection of metal-oxide-semiconductor Q11, the G pole of metal-oxide-semiconductor Q11 is electrically connected with resistance R74 second end, the emitter of resistance R74 first end and triode Q6, the emitter electrical connection of triode Q10, the collector electrode of triode Q6 and electric capacity C44 first end, the voltage output end VCC of PFC circuit of power factor correction is electrically connected, the base stage of triode Q6 and the base stage of triode Q10, resistance R78 first end, the feedback end electrical connection of LLC down-conversion circuitry, electric capacity C44 second end and wire jumper RR0 second end, diode D19 anode, resistance R77 second end, resistance R79 second end, resistance R78 second end, triode Q10 collector electrode, the S pole of metal-oxide-semiconductor Q11, electric capacity C46 second end, electric capacity C47 second end, transformer T2 stem stem lead-out wire, interface B-is electrically connected, and wire jumper RR0 first end is electrically connected with signal ground SGND, and diode D19 negative electrode is electrically connected with diode D18 anode, diode D18 negative electrode and resistance R77 first end, resistance R79 first end, the sampling end electrical connection of LLC down-conversion circuitry, diode D15 negative electrode and electric capacity C46 first end, electric capacity C47 first end, diode D13 negative electrode, interface B+ is electrically connected, the Same Name of Ends of transformer T2 secondary coil and diode D14 anode, resistance R72 first end is electrically connected, diode D14 negative electrode and electric capacity C43 first end, voltage-stabiliser tube VR2 negative electrode, resistance R71 first end, triode Q8 collector electrode is electrically connected, electric capacity C43 second end and electric capacity C45 first end, the different name end electrical connection of transformer T2 secondary coil, electric capacity C45 second end and diode D16 anode, resistance R76 second end, triode Q9 emitter, triode Q7 emitter, voltage-stabiliser tube VR3 anode, voltage-stabiliser tube VR4 anode, electric capacity C48 second end, signal ground SGND is electrically connected, and diode D16 is electrically connected with resistance R72 second end, voltage-stabiliser tube VR2 anode and resistance R73 first end, resistance R75 first end, resistance R76 first end is electrically connected, resistance R73 second end is electrically connected with triode Q7 base stage, resistance R75 second end is electrically connected with triode Q9 base stage, triode Q9 collector electrode is electrically connected the feedback output end of triode Q9 current collection very PFC circuit of power factor correction with diode D1 anode, triode Q7 collector electrode and resistance R70 first end, the G pole of metal-oxide-semiconductor Q5, voltage-stabiliser tube VR3 cathodic electricity connects, resistance R70 second end and resistance R69 second end, the D pole electrical connection of metal-oxide-semiconductor Q5, the S pole of metal-oxide-semiconductor Q5 is electrically connected with diode D17 anode, diode D17 negative electrode and triode Q8 emitter, electric capacity C48 first end is electrically connected, and triode Q8 launches the voltage output end VCC of very PFC circuit of power factor correction, triode Q8 base stage and resistance R71 second end, voltage-stabiliser tube VR4 cathodic electricity connects.
The feedback end of LLC down-conversion circuitry provides and turns off duty cycle control signal to metal-oxide-semiconductor Q11, realizes power factor emendation function.Wire jumper RR0 is used for connecting interface B-and signal ground SGND, is used for debugging during disconnection, short circuit during normal work.
As Fig. 4, shown in Fig. 5, LLC down-conversion circuitry 3 comprises resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R32, resistance R33, electric capacity C8, electric capacity C9, electric capacity C10, electric capacity C11, electric capacity C12, electric capacity C13, electric capacity C14, electric capacity C15, electric capacity C16, electric capacity C17, electric capacity C18, electric capacity C19, electric capacity C20, electric capacity C21, electric capacity C22, electric capacity C23, electric capacity C24, electric capacity C25, electric capacity C26, electric capacity C27, electric capacity C28, electric capacity C29, electric capacity C30, electric capacity C31, electric capacity C35, diode D4, diode D5, diode D6, double diode D2, triode Q3, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, ferrite bead LL3, ferrite bead LL4, ferrite bead LL5, ferrite bead LL6, transformer T1, photoelectrical coupler U2, voltage-stabiliser tube VR1, three end adjustable shunt reference source U3(LM431AIM3DR chips), divider resistance RS1, divider resistance RS2 and PLC810PG chip U1, resistance R4 first end and interface B+, the D pole of metal-oxide-semiconductor Q1, electric capacity C9 first end is electrically connected, and resistance R4 second end is by resistance R6, resistance R7, resistance R12 is electrically connected with resistance R15 first end, resistance R15 second end and resistance R23 first end, electric capacity C15 first end, the 23 pin electrical connections of PLC810PG chip U1, resistance R23 second end and electric capacity C14 second end, signal ground SGND, electric capacity C15 second end, electric capacity C16 second end, triode Q3 collector electrode, 2 pin of electric capacity C17 second end and PLC810PG chip U1, 8 pin, 17 pin, 18 pin, 19 pin electrical connections, electric capacity C16 first end and resistance R20 first end, triode Q3 emitter is electrically connected, triode Q3 base stage and resistance R20 second end, electric capacity C17 first end, the 1 pin electrical connection of PLC810PG chip U1, electric capacity C14 first end and resistance R14 second end, the 3 pin electrical connections of PLC810PG chip U1, resistance R14 first end is connected with diode D18 cathodic electricity, resistance R17 first end is electrically connected with triode Q6 base stage, resistance R17 second end is electrically connected with 6 pin of PLC810PG chip U1, the voltage output end VCC of diode D4 anode and PFC circuit of power factor correction, resistance R10 first end, resistance R11 first end is electrically connected, and diode D4 negative electrode is electrically connected with resistance R8 first end, resistance R8 second end and electric capacity C13 first end, the 13 pin electrical connections of PLC810PG chip U1, electric capacity C13 is electrically connected with 14 pin of PLC810PG chip U1,16 pin of resistance R10 second end and PLC810PG chip U1, electric capacity C28 first end is electrically connected, electric capacity C28 second end and ferrite bead LL6 second end, interface B-, the 9 pin electrical connections of PLC810PG chip U1, ferrite bead LL6 first end is electrically connected with resistance R30 second end, and resistance R30 first end is electrically connected with 2 pin of PLC810PG chip U1, resistance R11 second end and electric capacity C22 first end, electric capacity C26 first end, the 7 pin electrical connections of PLC810PG chip U1, electric capacity C22 second end, electric capacity C26 second end, electric capacity C27 second end, electric capacity C21 second end, electric capacity C23 second end, electric capacity C24 second end, electric capacity C30 second end, resistance R29 second end, electric capacity C31 second end, the 8 pin electrical connections of PLC810PG chip U1,20 pin of PLC810PG chip U1 and electric capacity C23 first pin, resistance R25 second end, resistance R28 first end is electrically connected, electric capacity R28 second end and diode D6 negative electrode, electric capacity C30 first end is electrically connected, diode D6 anode and resistance R29 first end, electric capacity C31 first end, the output electrical connection of photoelectrical coupler U2 acceptance division, resistance R25 first end and electric capacity C20 second end, resistance R22 second end is electrically connected, electric capacity C20 first end and resistance R22 first end, the input of photoelectrical coupler U2 acceptance division, resistance R24 first end, 4 pin of electric capacity C27 first end and PLC810PG chip U1, 5 pin electrical connections, 21 pin of PLC810PG chip U1 and resistance R24 second end, electric capacity C21 first end is electrically connected, the 22 pin electric capacity C24 first ends of PLC810PG chip U1, resistance R18 first end is electrically connected, resistance R18 second end and resistance R26 first end, the different name end electrical connection of transformer T1 primary coil, resistance R26 second end and electric capacity C9 second end, the S pole of metal-oxide-semiconductor Q2, diode D5 anode, interface B-is electrically connected, and 10 pin of PLC810PG chip U1 are electrically connected with resistance R9 first end, resistance R9 second end and diode D5 negative electrode, the G pole electrical connection of metal-oxide-semiconductor Q2,14 pin of PLC810PG chip U1 are electrically connected with ferrite bead LL5 first end, ferrite bead LL5 second end and diode D3 anode, the D pole of metal-oxide-semiconductor Q2, the S pole of metal-oxide-semiconductor Q1, electric capacity C8 first end is electrically connected, and 12 pin of PLC810PG chip U1 are electrically connected with resistance R5 first end, resistance R5 second end and diode D3 negative electrode, the G pole electrical connection of metal-oxide-semiconductor Q1, electric capacity C8 second end is electrically connected with the Same Name of Ends of transformer T1 primary coil, transformer T1 stem stem lead-out wire and electric capacity C12 first end, interface B-is electrically connected, and the Same Name of Ends of transformer T1 first secondary coil is electrically connected with ferrite bead LL3 first end, the different name end of transformer T1 first secondary coil and the Same Name of Ends of transformer T1 second subprime coil, electric capacity C12 second end, electric capacity C10 second end, electric capacity C11 second end, divider resistance RS2 second end, outlet side ground wire RTN is electrically connected, the different name end of transformer T1 second subprime coil is electrically connected with ferrite bead LL4 first end, two inputs of double diode D2 are electrically connected with ferrite bead LL3 second end and ferrite bead LL4 second end respectively, the output of double diode D2 and electric capacity C10 first end, electric capacity C11 first end, resistance R19 first end, resistance R13 first end, resistance R16 first end, divider resistance RS1 first end is electrically connected, resistance RS1 first end is the output OUT of LLC down-conversion circuitry, divider resistance RS1 second end is electrically connected with divider resistance RS2 first end, divider resistance RS2 first end is that the output voltage test side Vmeas of LLC down-conversion circuitry is electrically connected, the input of resistance R13 second end and photoelectrical coupler U2 emission part, resistance R21 first end is electrically connected, resistance R12 second end and voltage-stabiliser tube VR1 negative electrode, the output electrical connection of photoelectrical coupler U2 emission part, voltage-stabiliser tube VR1 anode and electric capacity C18 second end, electric capacity C19 first end, resistance R27 first end, electric capacity C29 first end, the negative electricity of three end adjustable shunt reference source U3 connects, and electric capacity C18 first end is electrically connected with resistance R16 second end, electric capacity C19 second end and resistance R27 second end, electric capacity C25 first end is electrically connected, electric capacity C25 second end and resistance R19 second end, resistance R32 first end, resistance R33 first end, the control end electrical connection of three end adjustable shunt reference source U3, the positive pole of electric capacity C29 second end and three end adjustable shunt reference source U3, resistance R33 second end, outlet side ground wire RTN is electrically connected, and resistance R32 second end is electrically connected with electric capacity C35 first end, and electric capacity C35 second end is electrically connected with power ground DGND, and resistance R32 second end is the control end of LLC down-conversion circuitry.
Resistance R24 sets thermal technology's working frequency of LLC down-conversion circuitry, resistance R22, resistance R25, resistance R28 set the scope of operating current and starting current, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 recommend output by PLC810PG chip U1 control realization, feedback circuit is formed primarily of resistance R19, resistance R33 and dim signal, by photoelectrical coupler U2, sampled signal is fed back to PLC810PG chip U1.Ferrite bead is emotional resistance, strengthens anti-high-frequency electromagnetic interference performance.
As shown in Figure 6, control module 4 comprises control chip IC1, resistance R61 and electric capacity C42, the dim signal output of control chip IC1 is electrically connected with resistance R61 second end, resistance R61 first end is electrically connected with electric capacity C42 positive pole, electric capacity C42 negative pole is electrically connected with power ground DGND, and control chip IC1 is also electrically connected with the coil two ends of RF module, relay R L0, the output voltage test side Vmeas of LLC down-conversion circuitry, thermistor RT1 respectively.
The PWM dim signal that control chip IC1 output duty cycle is variable, is converted to simulation dimmer voltage by the capacitance-resistance filter of resistance R61, electric capacity C42, realizes adjustable constant voltage export by the feedback signal of control LLC circuit.By the temperature of thermistor RT1 monitor driver.
Driver is also provided with radiator, PFC circuit of power factor correction also comprises electric capacity C49, electric capacity C49 first end is electrically connected with interface B-, electric capacity C49 second end is contacted with radiator by Heat Conduction Material, LLC down-conversion circuitry also comprises electric capacity C32, electric capacity C32 first end is electrically connected with interface B-, and electric capacity C32 second end is contacted with radiator by Heat Conduction Material.Radiator is to PFC circuit of power factor correction and the heat radiation of LLC down-conversion circuitry, and electric capacity C49 and electric capacity C32 plays buffer action, prevents electromagnetic interference.
EMI input filter circuit is used for outputting to PFC circuit of power factor correction by after the 220V electric main rectifying and wave-filtering of input, PFC circuit of power factor correction achieves power factor emendation function, LLC down-conversion circuitry achieves DC-DC change function, realize 42-48V adjustable constant voltage to export, supply LED load, thus driving LED lamp normal luminous, there is good efficiency and power factor characteristic.Control module receives wireless control signal by RF module, and when control module receives cut-off signals, the normally opened contact switch of control module control relay RL0 is in off-state, and EMI input filter circuit disconnects, and driver stops powering to LED; When control module receives dim signal, control module exports the control end of pwm signal to three end adjustable shunt reference source U3 of certain duty ratio, the output voltage of adjustment LLC down-conversion circuitry, thus realizes the light modulation of 10%-100% brightness range.The operating state of indicator light instruction driver.
Claims (6)
1. the driver of the road lighting LED of a control Network Based, it is characterized in that: comprise EMI input filter circuit (1), PFC circuit of power factor correction (2), LLC down-conversion circuitry (3), control module (4) and RF module (5), the input of described EMI input filter circuit (1) is electrically connected with civil power, the output of described EMI input filter circuit (1) is electrically connected with the input of PFC circuit of power factor correction (2), the output of described PFC circuit of power factor correction (2) is electrically connected with the input of LLC down-conversion circuitry (3), the output of described LLC down-conversion circuitry (3) is electrically connected with LED (7), described control module (4) respectively with RF module (5), the control end of EMI input filter circuit (1) and the control end electrical connection of LLC down-conversion circuitry (3), described driver is also provided with radiator.
2. the driver of the road lighting LED of a kind of control Network Based according to claim 1, is characterized in that: described EMI input filter circuit (1) comprises input interface P1, relay R L0, relay R L1, common mode inductance L1, common mode inductance L2, rectifier bridge BR1, fusible link F1, thermistor RT1, piezo-resistance RV1, diode D1, diode D12, resistance R1, resistance R2, resistance R3, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, the live wire input terminal of electric capacity C6 and electric capacity C7, input interface P1 is electrically connected with normally opened contact switch one end of relay R L0, the normally opened contact switch other end of relay R L0 and fusible link F1 first end, electric capacity C1 first end is electrically connected, normally opened contact switch one end of fusible link F1 second end and relay R L1, thermistor RT1 first end, piezo-resistance RV1 first end is electrically connected, the normally opened contact switch other end of thermistor RT1 second end and relay R L1, electric capacity C3 first end, common mode inductance L1 first input end is electrically connected, electric capacity C1 second end and electric capacity C6 first end, electric capacity C2 second end, electric capacity C7 first end is electrically connected, the zero line input terminal of electric capacity C6 second end and input interface P1, piezo-resistance RV1 second end, electric capacity C3 second end, common mode inductance L1 second input is electrically connected, common mode inductance L1 first output and electric capacity C4 first end, resistance R1 first end, electric capacity C2 first end, common mode inductance L2 first input end is electrically connected, and resistance R1 second end is electrically connected with resistance R2 first end, and resistance R2 second end is electrically connected with resistance R3 first end, common mode inductance L1 second output and electric capacity C4 second end, resistance R3 second end, electric capacity C7 second end, common mode inductance L2 second input is electrically connected, common mode inductance L2 first output, second output is electrically connected with two inputs of rectifier bridge BR1 respectively, the cathode output end of rectifier bridge BR1 is electrically connected with electric capacity C5 first end, the cathode output end of rectifier bridge BR1 is electrically connected with electric capacity C5 second end, coil one end of relay R L0 and diode D12 negative electrode, first output electrical connection of control module, the coil other end of relay R L0 and diode D12 anode, second output electrical connection of control module, coil one end of relay R L1 and diode D1 negative electrode, the voltage output end VCC of PFC circuit of power factor correction is electrically connected, the coil other end of relay R L1 and diode D1 anode, the feedback output end electrical connection of PFC circuit of power factor correction.
3. the driver of the road lighting LED of a kind of control Network Based according to claim 2, is characterized in that: described PFC circuit of power factor correction (2) comprises wire jumper RR0, interface B+, interface B-, diode D13, diode D14, diode D15, diode D16, diode D17, diode D18, diode D19, resistance R69, resistance R70, resistance R71, resistance R72, resistance R73, resistance R74, resistance R75, resistance R76, resistance R77, resistance R78, resistance R79, electric capacity C43, electric capacity C44, electric capacity C45, electric capacity C46, electric capacity C47, electric capacity C48, electric capacity C49, triode Q6, triode Q7, triode Q8, triode Q9, triode Q10, metal-oxide-semiconductor Q5, metal-oxide-semiconductor Q11, transformer T2, voltage-stabiliser tube VR2, the different name end of voltage-stabiliser tube VR3 and voltage-stabiliser tube VR4, transformer T2 primary coil and diode D13 anode, resistance R69 first end, the cathode output end electrical connection of rectifier bridge BR1, the Same Name of Ends of transformer T2 primary coil and diode D15 anode, the D pole electrical connection of metal-oxide-semiconductor Q11, the G pole of metal-oxide-semiconductor Q11 is electrically connected with resistance R74 second end, the emitter of resistance R74 first end and triode Q6, the emitter electrical connection of triode Q10, the collector electrode of triode Q6 and electric capacity C44 first end, the voltage output end VCC of PFC circuit of power factor correction is electrically connected, the base stage of triode Q6 and the base stage of triode Q10, resistance R78 first end, the feedback end electrical connection of LLC down-conversion circuitry, electric capacity C44 second end and wire jumper RR0 second end, diode D19 anode, resistance R77 second end, resistance R79 second end, resistance R78 second end, triode Q10 collector electrode, the S pole of metal-oxide-semiconductor Q11, electric capacity C46 second end, electric capacity C47 second end, transformer T2 stem stem lead-out wire, interface B-is electrically connected, and wire jumper RR0 first end is electrically connected with signal ground SGND, and diode D19 negative electrode is electrically connected with diode D18 anode, diode D18 negative electrode and resistance R77 first end, resistance R79 first end, the sampling end electrical connection of LLC down-conversion circuitry, diode D15 negative electrode and electric capacity C46 first end, electric capacity C47 first end, diode D13 negative electrode, interface B+ is electrically connected, the Same Name of Ends of transformer T2 secondary coil and diode D14 anode, resistance R72 first end is electrically connected, diode D14 negative electrode and electric capacity C43 first end, voltage-stabiliser tube VR2 negative electrode, resistance R71 first end, triode Q8 collector electrode is electrically connected, electric capacity C43 second end and electric capacity C45 first end, the different name end electrical connection of transformer T2 secondary coil, electric capacity C45 second end and diode D16 anode, resistance R76 second end, triode Q9 emitter, triode Q7 emitter, voltage-stabiliser tube VR3 anode, voltage-stabiliser tube VR4 anode, electric capacity C48 second end, signal ground SGND is electrically connected, and diode D16 is electrically connected with resistance R72 second end, voltage-stabiliser tube VR2 anode and resistance R73 first end, resistance R75 first end, resistance R76 first end is electrically connected, resistance R73 second end is electrically connected with triode Q7 base stage, resistance R75 second end is electrically connected with triode Q9 base stage, triode Q9 collector electrode is electrically connected the feedback output end of triode Q9 current collection very PFC circuit of power factor correction with diode D1 anode, triode Q7 collector electrode and resistance R70 first end, the G pole of metal-oxide-semiconductor Q5, voltage-stabiliser tube VR3 cathodic electricity connects, resistance R70 second end and resistance R69 second end, the D pole electrical connection of metal-oxide-semiconductor Q5, the S pole of metal-oxide-semiconductor Q5 is electrically connected with diode D17 anode, diode D17 negative electrode and triode Q8 emitter, electric capacity C48 first end is electrically connected, and triode Q8 launches the voltage output end VCC of very PFC circuit of power factor correction, triode Q8 base stage and resistance R71 second end, voltage-stabiliser tube VR4 cathodic electricity connects.
4. the driver of the road lighting LED of a kind of control Network Based according to claim 3, is characterized in that: described LLC down-conversion circuitry (3) comprises resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R32, resistance R33, electric capacity C8, electric capacity C9, electric capacity C10, electric capacity C11, electric capacity C12, electric capacity C13, electric capacity C14, electric capacity C15, electric capacity C16, electric capacity C17, electric capacity C18, electric capacity C19, electric capacity C20, electric capacity C21, electric capacity C22, electric capacity C23, electric capacity C24, electric capacity C25, electric capacity C26, electric capacity C27, electric capacity C28, electric capacity C29, electric capacity C30, electric capacity C31, electric capacity C35, diode D4, diode D5, diode D6, double diode D2, triode Q3, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, ferrite bead LL3, ferrite bead LL4, ferrite bead LL5, ferrite bead LL6, transformer T1, photoelectrical coupler U2, voltage-stabiliser tube VR1, three end adjustable shunt reference source U3, divider resistance RS1, divider resistance RS2 and PLC810PG chip U1, resistance R4 first end and interface B+, the D pole of metal-oxide-semiconductor Q1, electric capacity C9 first end is electrically connected, and resistance R4 second end is by resistance R6, resistance R7, resistance R12 is electrically connected with resistance R15 first end, resistance R15 second end and resistance R23 first end, electric capacity C15 first end, the 23 pin electrical connections of PLC810PG chip U1, resistance R23 second end and electric capacity C14 second end, signal ground SGND, electric capacity C15 second end, electric capacity C16 second end, triode Q3 collector electrode, 2 pin of electric capacity C17 second end and PLC810PG chip U1, 8 pin, 17 pin, 18 pin, 19 pin electrical connections, electric capacity C16 first end and resistance R20 first end, triode Q3 emitter is electrically connected, triode Q3 base stage and resistance R20 second end, electric capacity C17 first end, the 1 pin electrical connection of PLC810PG chip U1, electric capacity C14 first end and resistance R14 second end, the 3 pin electrical connections of PLC810PG chip U1, resistance R14 first end is connected with diode D18 cathodic electricity, resistance R17 first end is electrically connected with triode Q6 base stage, resistance R17 second end is electrically connected with 6 pin of PLC810PG chip U1, the voltage output end VCC of diode D4 anode and PFC circuit of power factor correction, resistance R10 first end, resistance R11 first end is electrically connected, and diode D4 negative electrode is electrically connected with resistance R8 first end, resistance R8 second end and electric capacity C13 first end, the 13 pin electrical connections of PLC810PG chip U1, electric capacity C13 is electrically connected with 14 pin of PLC810PG chip U1,16 pin of resistance R10 second end and PLC810PG chip U1, electric capacity C28 first end is electrically connected, electric capacity C28 second end and ferrite bead LL6 second end, interface B-, the 9 pin electrical connections of PLC810PG chip U1, ferrite bead LL6 first end is electrically connected with resistance R30 second end, and resistance R30 first end is electrically connected with 2 pin of PLC810PG chip U1, resistance R11 second end and electric capacity C22 first end, electric capacity C26 first end, the 7 pin electrical connections of PLC810PG chip U1, electric capacity C22 second end, electric capacity C26 second end, electric capacity C27 second end, electric capacity C21 second end, electric capacity C23 second end, electric capacity C24 second end, electric capacity C30 second end, resistance R29 second end, electric capacity C31 second end, the 8 pin electrical connections of PLC810PG chip U1,20 pin of PLC810PG chip U1 and electric capacity C23 first pin, resistance R25 second end, resistance R28 first end is electrically connected, electric capacity R28 second end and diode D6 negative electrode, electric capacity C30 first end is electrically connected, diode D6 anode and resistance R29 first end, electric capacity C31 first end, the output electrical connection of photoelectrical coupler U2 acceptance division, resistance R25 first end and electric capacity C20 second end, resistance R22 second end is electrically connected, electric capacity C20 first end and resistance R22 first end, the input of photoelectrical coupler U2 acceptance division, resistance R24 first end, 4 pin of electric capacity C27 first end and PLC810PG chip U1, 5 pin electrical connections, 21 pin of PLC810PG chip U1 and resistance R24 second end, electric capacity C21 first end is electrically connected, the 22 pin electric capacity C24 first ends of PLC810PG chip U1, resistance R18 first end is electrically connected, resistance R18 second end and resistance R26 first end, the different name end electrical connection of transformer T1 primary coil, resistance R26 second end and electric capacity C9 second end, the S pole of metal-oxide-semiconductor Q2, diode D5 anode, interface B-is electrically connected, and 10 pin of PLC810PG chip U1 are electrically connected with resistance R9 first end, resistance R9 second end and diode D5 negative electrode, the G pole electrical connection of metal-oxide-semiconductor Q2,14 pin of PLC810PG chip U1 are electrically connected with ferrite bead LL5 first end, ferrite bead LL5 second end and diode D3 anode, the D pole of metal-oxide-semiconductor Q2, the S pole of metal-oxide-semiconductor Q1, electric capacity C8 first end is electrically connected, and 12 pin of PLC810PG chip U1 are electrically connected with resistance R5 first end, resistance R5 second end and diode D3 negative electrode, the G pole electrical connection of metal-oxide-semiconductor Q1, electric capacity C8 second end is electrically connected with the Same Name of Ends of transformer T1 primary coil, transformer T1 stem stem lead-out wire and electric capacity C12 first end, interface B-is electrically connected, and the Same Name of Ends of transformer T1 first secondary coil is electrically connected with ferrite bead LL3 first end, the different name end of transformer T1 first secondary coil and the Same Name of Ends of transformer T1 second subprime coil, electric capacity C12 second end, electric capacity C10 second end, electric capacity C11 second end, divider resistance RS2 second end, outlet side ground wire RTN is electrically connected, the different name end of transformer T1 second subprime coil is electrically connected with ferrite bead LL4 first end, two inputs of double diode D2 are electrically connected with ferrite bead LL3 second end and ferrite bead LL4 second end respectively, the output of double diode D2 and electric capacity C10 first end, electric capacity C11 first end, resistance R19 first end, resistance R13 first end, resistance R16 first end, divider resistance RS1 first end is electrically connected, resistance RS1 first end is the output OUT of LLC down-conversion circuitry, divider resistance RS1 second end is electrically connected with divider resistance RS2 first end, divider resistance RS2 first end is that the output voltage test side Vmeas of LLC down-conversion circuitry is electrically connected, the input of resistance R13 second end and photoelectrical coupler U2 emission part, resistance R21 first end is electrically connected, resistance R12 second end and voltage-stabiliser tube VR1 negative electrode, the output electrical connection of photoelectrical coupler U2 emission part, voltage-stabiliser tube VR1 anode and electric capacity C18 second end, electric capacity C19 first end, resistance R27 first end, electric capacity C29 first end, the negative electricity of three end adjustable shunt reference source U3 connects, and electric capacity C18 first end is electrically connected with resistance R16 second end, electric capacity C19 second end and resistance R27 second end, electric capacity C25 first end is electrically connected, electric capacity C25 second end and resistance R19 second end, resistance R32 first end, resistance R33 first end, the control end electrical connection of three end adjustable shunt reference source U3, the positive pole of electric capacity C29 second end and three end adjustable shunt reference source U3, resistance R33 second end, outlet side ground wire RTN is electrically connected, and resistance R32 second end is electrically connected with electric capacity C35 first end, and electric capacity C35 second end is electrically connected with power ground DGND, and resistance R32 second end is the control end of LLC down-conversion circuitry.
5. the driver of the road lighting LED of a kind of control Network Based according to claim 4, it is characterized in that: described control module (4) comprises control chip IC1, resistance R61 and electric capacity C42, the dim signal output of control chip IC1 is electrically connected with resistance R61 second end, resistance R61 first end is electrically connected with electric capacity C42 positive pole, electric capacity C42 negative pole is electrically connected with power ground DGND, and control chip IC1 is also electrically connected with the coil two ends of RF module, relay R L0 respectively.
6. the driver of the road lighting LED of the control a kind of Network Based according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: also comprise some indicator lights (6), described indicator light (6) is electrically connected with control module (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510764048.4A CN105530742B (en) | 2015-11-11 | 2015-11-11 | A kind of driver of the road lighting LED based on network control |
Applications Claiming Priority (1)
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