CN207443178U - LED touch stepless dimming color-temperature regulating driving power - Google Patents
LED touch stepless dimming color-temperature regulating driving power Download PDFInfo
- Publication number
- CN207443178U CN207443178U CN201721520799.2U CN201721520799U CN207443178U CN 207443178 U CN207443178 U CN 207443178U CN 201721520799 U CN201721520799 U CN 201721520799U CN 207443178 U CN207443178 U CN 207443178U
- Authority
- CN
- China
- Prior art keywords
- circuit
- pin
- led
- constant
- chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
LED touch stepless dimming color-temperature regulating driving power, including rectification circuit, constant-current drive circuit, a LED diode cluster of lamps, ornamental, touch light adjusting circuit, input terminal is further included to be connected with constant-current drive circuit, the regulator circuit that output terminal is connected with touching light adjusting circuit, rectification circuit is by commercial power rectification into DC voltage, supply constant-current drive circuit, constant-current drive circuit gives regulator circuit offer voltage after starting to work, stable operating voltage is supplied to touch light adjusting circuit by regulator circuit into 5V DC voltages, touch light adjusting circuit is made to be in holding state, human body sensing touching signals are inputted to light adjusting circuit is touched, LED diode cluster of lamps, ornamental brightness and the adjusting of colour temperature are controlled by touching light adjusting circuit.The utility model improves the stable operating voltage for touching light adjusting circuit, improve the stationarity and sensitivity of brightness and colour temperature adjusting, it reduces and adjusts interim card, failure and the probability of happening for knowing false triggering phenomenon, improve the reliability of LED diode cluster of lamps, ornamental brightness and colour temperature adjusting.
Description
Technical field
The utility model is related to a kind of LED touch stepless dimming color-temperature regulating driving powers, belong to LED field of circuit technology.
Background technology
LED is a kind of semiconductor devices that electric energy can be converted into luminous energy, it shines different from incandescent lamp tungsten filament
The principle to shine with energy-saving lamp tricolor powder, but using electroluminescence.In modern society, because LED is small, the service life
The advantages that length, light efficiency are high, radiationless and low-power consumption causes people to use LED lamps and lanterns of the LED as light source more and more widely.
The light source of different-colour can bring the different impression of user, and the hobby of colour temperature is also because depending on people, lamps and lanterns need to possess
Colour temperature regulatory function.Moreover, user is customarily used in the lamp of different brightness in the different periods, so, according to client's requirement
Difference, lamps and lanterns need to possess brightness control function.As people are to the raising of LED illumination power requirement and the development of LED technology,
The LED illumination power supply of tunable optical toning has become a kind of new development trend.It is adopted in the LED illumination power supply of existing light modulation toning
Regulator circuit is constant-current drive circuit, and the adjusting control of brightness and colour temperature is by controlling chip to complete, due to entirely driving
The deviation of operating voltage in power supply causes the adjusting interim card of brightness and colour temperature or even the situation of failure to happen occasionally.
The existing patent of correlation retrieved：
103179750 A of 1.CN, a kind of LED driving circuits of tunable optical adjustable color temperature；
103929851 A of 2.CN, tunable optical toning LED circuits；
3.CN 104968067 A, LED light modulation toning control devices；
104780695 A of 4.CN, a kind of LED non-pole light regulatings constant-current driving power supply；
105657909 A of 5.CN, a kind of linear LED driving circuits of achievable light modulation toning；
6.CN106550526A a kind of touch electrodeless dimming lamp with Delayed extinguishing function；
7.CN106507570A a kind of touch electrodeless dimming lamp.
There are following defects for the LED illumination power supply of existing tunable optical toning：1. it is not sensitive enough once in a while during light modulation, easily by mistake
Triggering.2. light modulation or color-temperature regulating are susceptible to failure, interim card situation.3. circuit stability is poor, brightness regulation stationarity and uniformly
Difference.
Utility model content
LED touch stepless dimming color-temperature regulating driving power provided by the utility model increases voltage stabilizing mould in driving power
Block improves the stable operating voltage for touching light adjusting circuit, improves the stationarity and sensitivity of brightness and colour temperature adjusting, reduces and adjust
Interim card, failure and the probability of happening for knowing false triggering phenomenon are saved, improves the reliability of LED drive power brightness and colour temperature adjusting.
The technical solution adopted in the utility model is in order to achieve the above objectives：
LED touch stepless dimming color-temperature regulating driving power, rectification circuit and rectification circuit output end including connecting alternating current
The constant-current drive circuit of connection, the LED diodes cluster of lamps, ornamental being connected with constant-current drive circuit, be connected with a LED diode cluster of lamps, ornamental touch
Touch light adjusting circuit, it is characterised in that further include input terminal and be connected with constant-current drive circuit, output terminal is connected with touching light adjusting circuit
Regulator circuit, commercial power rectification into DC voltage, supplies constant-current drive circuit by the rectification circuit, and constant-current drive circuit is opened
Voltage is provided to regulator circuit after beginning work, stable operating voltage is supplied to touch light modulation electricity by regulator circuit into 5V DC voltages
Road makes touch light adjusting circuit be in holding state, to light adjusting circuit input human body sensing touching signals are touched, is dimmed by touching
Circuit controls LED diode cluster of lamps, ornamental brightness and the adjusting of colour temperature.
Preferably, the rectification circuit includes sequentially connected protective tube F1, rectifier bridge stack DB1 and filter capacitor C1,
Alternating current 220V alternating currents form stable direct current through protective tube F1, then through bridge heap DB1 rectifications on filter capacitor capacitance C1
Voltage.
Preferably, the constant-current drive circuit includes starting resistance R1, VCC decoupling capacitor C2, constant-current driven chip U1,
Switch transformer T1, peak voltage absorbing circuit, diode D1, current-limiting resistance R3, current sampling resistor R6 feed back divider resistance
R4, R5, output diode D3, output filter capacitor C4, discharge resistance R7, decoupling capacitor C2 are by starting resistance R1 connection electric currents
The output terminal of circuit, the pin 1 of the constant-current driven chip U1 connect one end of VCC decoupling capacitors C2, constant-current driven chip U1
Pin 8 connects the other end of decoupling capacitor C2, and constant-current driven chip U1 pins 5 connect peak voltage absorbing circuit and switch transformation
One end of the primary coil L1 of device T1, the other end connection peak voltage absorbing circuit of primary coil L1, the switch transformer
One end of the auxiliary winding L3 of T1 is sequentially connected in series current-limiting resistance R3, the cathode of diode D1, and the anode of VCC decoupling capacitors C2 arrives
The pin 1 of constant-current driven chip U1, the pin 3 of feedback divider resistance R4, R5 connection constant-current driven chip U1 are adjusted required defeated
Go out time of one end concatenation the output diode D3, switch transformer T1 of voltage VC1, the secondary windings L2 of the switch transformer T1
The both ends of grade coil L2 respectively and connect output filter capacitor C4 and discharge resistance R7, one end of current sampling resistor R6 and constant current
The pin 4 of driving chip U1 connects, other end ground connection.
Preferably, the peak voltage absorbing circuit is made of diode D2, resistance R2 and capacitance C3, constant current driving core
Piece U1 pins 5 connect the anode of diode D2, one end of the other end connection capacitance C3 of primary coil L1, the other end of capacitance C3
It is connected with the cathode of diode D2, capacitance C3 and connecting resistance R2.
Preferably, the regulator circuit includes resistance R13, Voltage stabilizing module 78L05, filter capacitor C5, C6, C7 and C8,
The pin 1 of the voltage end outlet series resistance R13 to Voltage stabilizing module 78L05 of constant-current drive circuit, the Voltage stabilizing module 78L05's
Pin 1 has filter capacitor C5, and C6 is in parallel therewith, and the pin 3 of Voltage stabilizing module 78L05 has the filter capacitor C7, C8 in parallel therewith.
Preferably, the LED diodes cluster of lamps, ornamental includes Light-emitting diode LED 1 and LED2, the light emitting diode
LED1 and LED2 is sequentially connected in series the voltage end outlet in constant-current drive circuit, and Light-emitting diode LED 1 and LED2 are by single power
For 1W, the Light-emitting diode LED that number is 7 to 10 forms.
Preferably, the touch light adjusting circuit includes sampling capacitance C9, brightness and colour temperature to a LED diode cluster of lamps, ornamental into
The touch light modulation color-temperature regulating chip U2 of row adjusting control receives Touching electrode KEY1, the resistance R8 of human body sensing touching signals,
R9, R10, R11, R12, brightness adjustment control triode Q1, Q2；
Light-emitting diode LED 1 is connected to the collector of brightness adjustment control triode Q1, and the base stage of the triode Q1 connects
Connecting resistance R9, resistance R9 are connected to the pin 7 for touching light modulation chip U2, the base stage and emitter and resistance of the triode Q1
R11 is in parallel；Light-emitting diode LED 2 is connected to the collector of brightness adjustment control triode Q2；The base stage of the triode Q2 connects
Connecting resistance R10, resistance R10 are connected to the pin 8 for touching light modulation chip U2, the base stage and emitter and resistance of the triode Q2
R12 is in parallel；The pin 3 for touching light modulation chip U2 is connected with the output terminal of regulator circuit；The pin 2 for touching light modulation chip U2 connects
Sampling capacitance C9；The pin 5 for touching light modulation chip U2 is sequentially connected resistance R8 and touch electrode KEY1.
Preferably, the constant-current driven chip U1 is chip BP3517F, peak power output 10W.
Preferably, it is chip JL8010S to touch light modulation color-temperature regulating chip U2, touches the pin 1 of light modulation color-temperature regulating chip U2
Output pin is indicated for work, and when not used vacantly, pin 2 is sampling capacitance input pin, and pin 3 is chip power anode, and pin 4 is
Chip ground end, pin 5 for touch regulation and control foot, pin 6 be the unsettled pin, pin 7 be first via signal light control output pin, pin 8
For the second street lamp photocontrol output pin.
The driving power of the utility model includes including the rectification circuit of connection alternating current, is connected with rectification circuit output end
Constant-current drive circuit, the LED diodes cluster of lamps, ornamental being connected with constant-current drive circuit, the touch being connected with LED diode cluster of lamps, ornamental light modulation
Circuit and regulator circuit, the input terminal of regulator circuit are connected with constant-current drive circuit, and output terminal is connected with touching light adjusting circuit, are led to
Commercial power rectification into stable DC voltage, is powered constant-current drive circuit, passes through constant-current drive circuit by over commutation circuit
Operating voltage is rectified into the DC voltage needed for a LED diode cluster of lamps, ornamental, and Voltage stabilizing module is powered, Voltage stabilizing module will be straight
Galvanic electricity presses the DC voltage needed for further voltage stabilizing into touch light adjusting circuit, and touch light adjusting circuit is made to be in holding state shape, when
Human body sensing touching signals are inputted to light adjusting circuit is touched, you can by touching light adjusting circuit, are realized bright to a LED diode cluster of lamps, ornamental
The adjusting of degree and colour temperature.
Increase Voltage stabilizing module in driving power, improve the stable operating voltage for touching light adjusting circuit, dim touch
Circuit in holding state, just becomes state of a control after inputting human body sensing touching signals, reduces false triggering phenomenon after power up
Probability of happening, touch after light adjusting circuit is in state of a control, stable operating voltage, LED diode cluster of lamps, ornamental brightness can be reduced by having
Interim card and failure are adjusted with colour temperature to appear vividly the probability of happening of elephant, are improved the stationarity and sensitivity of brightness and color temperature, are improved
The reliability that LED drive power brightness and colour temperature are adjusted.
Description of the drawings
Fig. 1 is the circuit structure block diagram of LED touch stepless dimming color-temperature regulating driving power in specific embodiment.
Fig. 2 is the circuit diagram of LED touch stepless dimming color-temperature regulating driving power in specific embodiment.
Specific embodiment
1-2 elaborates to the embodiment of the utility model below in conjunction with the accompanying drawings.
LED touch stepless dimming color-temperature regulating driving power, including connecting the rectification circuit 1 of alternating current, being exported with rectification circuit
The constant-current drive circuit 2 for holding connection, the LED diodes cluster of lamps, ornamental 3 being connected with constant-current drive circuit are connected with a LED diodes cluster of lamps, ornamental 3
Touch light adjusting circuit 4, it is characterised in that further include input terminal and be connected with constant-current drive circuit 2, output terminal with touch light modulation electricity
Commercial power rectification into DC voltage, is supplied constant-current drive circuit 2, constant current by the regulator circuit 5 that road 4 connects, the rectification circuit 1
Driving circuit 2 gives the offer voltage of regulator circuit 5 after starting to work, and regulator circuit 5 carries stable operating voltage into 5V DC voltages
Supply touches light adjusting circuit 4, and touch light adjusting circuit 4 is made to be in holding state, and human body sensing touch-control is inputted to light adjusting circuit 4 is touched
Signal controls 3 brightness of a LED diodes cluster of lamps, ornamental and the adjusting of colour temperature by touching light adjusting circuit 4.
The rectification circuit 1 includes sequentially connected protective tube F1, rectifier bridge stack DB1 and filter capacitor C1, alternating current
220V alternating currents form stable DC voltage through protective tube F1, then through bridge heap DB1 rectifications on filter capacitor capacitance C1.
The constant-current drive circuit 2 includes starting resistance R1, VCC decoupling capacitor C2, constant-current driven chip U1, and switch becomes
Depressor T1, peak voltage absorbing circuit, diode D1, current-limiting resistance R3, current sampling resistor R6 feed back divider resistance R4, R5,
Output diode D3, output filter capacitor C4, discharge resistance R7, decoupling capacitor C2 are by starting resistance R1 connections current circuit 1
Output terminal, the pin 1 of the constant-current driven chip U1 connects one end of VCC decoupling capacitors C2, constant-current driven chip U1 pins 8
The other end of decoupling capacitor C2 is connected, constant-current driven chip U1 pins 5 connect peak voltage absorbing circuit and switch transformer T1
Primary coil L1 one end, primary coil L1 the other end connection peak voltage absorbing circuit, the switch transformer T1's
One end of auxiliary winding L3 is sequentially connected in series current-limiting resistance R3, the cathode of diode D1, the anode of VCC decoupling capacitors C2, to constant current
The pin 1 of driving chip U1, the pin 3 of feedback divider resistance R4, R5 connection constant-current driven chip U1, adjusts required output electricity
Press VC1, one end concatenation output diode D3 of the secondary windings L2 of the switch transformer T1, the secondary wire of switch transformer T1
It encloses the both ends of L2 respectively and meets output filter capacitor C4 and discharge resistance R7, one end and the constant current of current sampling resistor R6 drive
The pin 4 of chip U1 connects, other end ground connection.
The peak voltage absorbing circuit is made of diode D2, resistance R2 and capacitance C3, constant-current driven chip U1 pipes
Foot 5 connects the anode of diode D2, one end of the other end connection capacitance C3 of primary coil L1, the other end of capacitance C3 and two poles
The cathode connection of pipe D2, capacitance C3 and connecting resistance R2.
The regulator circuit 5 includes resistance R13, Voltage stabilizing module 78L05, filter capacitor C5, C6, C7 and C8, and constant current is driven
The pin 1 of the voltage end outlet series resistance R13 to Voltage stabilizing module 78L05 of dynamic circuit 2, the pin 1 of the Voltage stabilizing module 78L05
There is filter capacitor C5, C6 is in parallel therewith, and the pin 3 of Voltage stabilizing module 78L05 has the filter capacitor C7, C8 in parallel therewith.
The LED diodes cluster of lamps, ornamental 3 includes Light-emitting diode LED 1 and LED2,1 He of Light-emitting diode LED
It is 1W that LED2, which is sequentially connected in series the voltage end outlet in constant-current drive circuit 2, Light-emitting diode LED 1 and LED2 by single power,
The Light-emitting diode LED that number is 7 to 10 forms.
The touch light adjusting circuit 4 includes sampling capacitance C9, and the brightness and colour temperature of a LED diodes cluster of lamps, ornamental 3 are adjusted
The touch light modulation color-temperature regulating chip U2 of section control receives the Touching electrode KEY1, resistance R8, R9 of human body sensing touching signals,
R10, R11, R12, brightness adjustment control triode Q1, Q2；
Light-emitting diode LED 1 is connected to the collector of brightness adjustment control triode Q1, the brightness adjustment control triode Q1
Base stage connection resistance R9, resistance R9 be connected to the pin 7 for touching light modulation chip U2, the base of the brightness adjustment control triode Q1
Pole and emitter are in parallel with resistance R11；Light-emitting diode LED 2 is connected to the collector of brightness adjustment control triode Q2；It is described
Base stage connection the resistance R10, resistance R10 of triode Q2 is connected to the pin 8 for touching light modulation chip U2, three pole of brightness adjustment control
The base stage and emitter of pipe Q2 is in parallel with resistance R12；The pin 3 for touching light modulation chip U2 is connected with the output terminal of regulator circuit 5；
The pin 2 for touching light modulation chip U2 connects sampling capacitance C9；The pin 5 for touching light modulation chip U2 is sequentially connected resistance R8 and touch
Electrode KEY1.
The constant-current driven chip U1 is chip BP3517F, peak power output 10W.
It is chip JL8010S to touch light modulation color-temperature regulating chip U2, and the pin 1 for touching light modulation color-temperature regulating chip U2 refers to for work
Show output pin, when not used vacantly, pin 2 is sampling capacitance input pin, and pin 3 is chip power anode, and pin 4 is chip ground
End, pin 5 is touches regulation and control foot, and pin 6 is the unsettled pin, and pin 7 is first via signal light control output pin, and pin 8 is the second tunnel
Signal light control output pin.
Specific embodiment of the utility model is described in detail below：
As shown in Fig. 2, the input terminal of the bridge heap DB1 is connected with power supply P, output terminal is connected with filter capacitor C1, described
Filter capacitor C1 and the one end for meeting the connection VCC decoupling capacitors of pin 1 C2 of decoupling capacitor C2, the constant-current driven chip U1,
Constant-current driven chip U1 pins 8 connect the other end of VCC decoupling capacitors C2, and constant-current driven chip U1 pins 5 connect diode D2
Anode and switch transformer T1 primary coils L1 one end, one end of the other end connection capacitance C3 of primary coil L1, capacitance
The other end of C3 is connected with the cathode of diode D2, capacitance C3 and connecting resistance R2, D2, R2, C3 composition peak voltage absorption electricity
Road, protection chip U1.One end of the auxiliary winding L3 of the switch transformer T1 is sequentially connected in series resistance R3, and diode D1's is negative
Pole, the anode of VCC decoupling capacitors C2, to the pin 1 of constant-current driven chip U1.Divider resistance R4, R5 connection constant-current driven chip
The pin 3 of U1 adjusts required output voltage VC1.One end of the secondary windings L2 of the switch transformer T1 is sequentially connected in series defeated
Go out diode D3 and Light-emitting diode LED 1 and LED2.The both ends of the secondary coil L2 of switch transformer T1 respectively and connect output
Filter capacitor C4 and discharge resistance R7.LED2 to LEDn2 is connected to the collector of brightness adjustment control triode Q2.Described three
Base stage connection the resistance R10, resistance R10 of pole pipe Q2 is connected to the pin 8 for touching light modulation chip U2, the base stage of the triode Q2
There is the resistance R12 in parallel therewith with emitter.LED1 to LEDn1 is connected to the collector of brightness adjustment control triode Q1.Institute
Base stage connection the resistance R9, resistance R9 for stating triode Q1 are connected to the pin 7 for touching light modulation chip U2, the triode Q1's
Base stage and emitter have the resistance R11 in parallel therewith.The pin of output voltage VC1 series connection one resistance R13 to Voltage stabilizing module 78L05
The pin 1 of 1, the Voltage stabilizing module 78L05 have the filter capacitor C5, C6 in parallel therewith.The connection of pin 3 of Voltage stabilizing module 78L05 is touched
Touch the pin 3 of light modulation chip U2, the pin 3 for touching light modulation chip U2 has the filter capacitor C7, C8 in parallel therewith.Touch light modulation
The pin 2 of chip U2 connects capacitance C9.The pin 5 for touching light modulation chip U2 is sequentially connected resistance R8, touch electrode KEY1.
When circuit works, alternating current 220V alternating currents are formed through protective tube F1, then through bridge heap DB1 rectifications on capacitance C1
Stable DC voltage.The pin 1 of the cathode voltage of capacitance C1 activated resistance R1 supply constant-current driven chip U1 all the way works
Voltage, primary coil L1 of the another way through switch transformer T1 reach the pin 5 of constant-current driven chip U1.Constant-current driven chip U1
It starts to work, the primary coil L1 of switching pulse voltage arrival switch transformer T1 is exported from pin 5.In switch transformer T1
Secondary coil L2 in the induced voltage that generates, through output diode D3 rectifications, filter capacitor C4 filtering, output is smoothly straight
Galvanic electricity presses VC1.Voltage VC1 provides 1 foot of the voltage to Voltage stabilizing module 78L05, and 3 feet of Voltage stabilizing module 78L05 export stable 5V
DC voltage, 5V voltages are supplied to 3 feet for touching light modulation chip U2, and touch light modulation chip U2 starts standby.Become simultaneously in switch
The induced voltage generated in the ancillary coil L3 of depressor T1 is through D1 rectifications, VCC decoupling capacitors C2 filtering, in VCC decoupling capacitors C2
Upper to form stable DC voltage, this DC voltage provides the 1 foot voltage of constant-current driven chip U1.Voltage stabilizing module 5 adjusts touch
Optical circuit in holding state, just becomes state of a control after inputting human body sensing touching signals after power up, reduces false touch and finds
The probability of happening of elephant, after touch light adjusting circuit is in state of a control, operating voltage is stable 5V DC voltage masters, can be reduced
The probability of happening of LED diode cluster of lamps, ornamental brightness and colour temperature adjust interim card and failure is appeared vividly elephant improves the flat of brightness and color temperature
Stability and sensitivity improve the reliability of LED drive power brightness and colour temperature adjusting.
Electrode slice KEY1 on the pin 5 for clicking on light modulation chip U2 when inputting human body sensing touching signals, will touched
The pin 7 for touching light modulation chip U2 exports corresponding control signal, controls brightness adjustment control triode Q1 by R9, makes brightness adjustment control three
Pole pipe Q1 is operated in corresponding conducting state, brightness adjustment control triode Q1 conductings, and driving Light-emitting diode LED 1 shines；Again
Electrode slice KEY1 is clicked on, light modulation chip U2 control brightness adjustment control triodes Q1 is touched and disconnects, and in the pipe for touching light modulation chip U2
Foot 8 exports corresponding control signal, controls brightness adjustment control triode Q2 by R10, brightness adjustment control triode Q2 is made to be operated in phase
The conducting state answered, brightness adjustment control triode Q2 conductings, drives Light-emitting diode LED 2 to shine, and cycle is clicked on, and realizes luminous two
The luminous switching of pole pipe LED1 and Light-emitting diode LED 2 realize that colour temperature is adjusted.
After colour temperature is adjusted, it can be achieved that the stepless brightness regulation of light under present mode during long-press Touching electrode KEY1.Once
Long-press Touching electrode KEY1, lamplight brightness gradually increase, and lamplight brightness, which is parked in, during release unclamps moment corresponding brightness, if long
Temporally more than 3 seconds, then lamplight brightness no longer changes after reaching high-high brightness；Long-press Touching electrode KEY1 again,
Lamplight brightness continuously decreases, and lamplight brightness, which is parked in, during release unclamps moment corresponding brightness, if long temporally more than 3 seconds,
Then lamplight brightness no longer changes after reaching minimum brightness, and the adjustable range of light is 5%-100%, is so cycled.Point touching electricity
Pole piece KEY1 and long-press Touching electrode KEY1 can be used arbitrarily at any time, and mutual function is interference-free and limits
System, wherein touching the duration is less than or equal to 550ms for point touching, the touch duration is more than 550ms and is touched for long-press.
Completely description is carried out to the technical solution of the embodiment of the utility model, it is necessary to which explanation is institute above in association with attached drawing
The embodiment of description is only the part of the embodiment of the utility model.Based on the embodiment in the utility model, this field is general
Logical technical staff's all other embodiments obtained on the premise of creative work is not made, belong to the utility model
The scope of protection.
Claims (9)
1.LED touching stepless light-modulating color-temperature regulating driving powers, the rectification circuit including connecting alternating current（1）And rectification circuit exports
Hold the constant-current drive circuit of connection（2）, the LED diode cluster of lamps, ornamental that is connected with constant-current drive circuit（3）An and LED diode cluster of lamps, ornamental
（3）The touch light adjusting circuit of connection（4）, it is characterised in that further include input terminal and constant-current drive circuit（2）Connection, output terminal with
Touch light adjusting circuit（4）The regulator circuit of connection（5）, the rectification circuit（1）By commercial power rectification into DC voltage, supply permanent
Flow driving circuit（2）, constant-current drive circuit（2）Regulator circuit is given after start-up operation（5）Voltage, regulator circuit are provided（5）By work
Make voltage stabilization and be supplied to touch light adjusting circuit into 5V DC voltages（4）, make touch light adjusting circuit（4）In holding state, to
Touch light adjusting circuit（4）Human body sensing touching signals are inputted, by touching light adjusting circuit（4）Control a LED diode cluster of lamps, ornamental（3）It is bright
The adjusting of degree and colour temperature.
2. LED touch stepless dimming color-temperature regulating driving power according to claim 1, it is characterised in that the rectified current
Road（1）Including sequentially connected protective tube F1, rectifier bridge stack DB1 and filter capacitor C1, alternating current 220V alternating currents are through protective tube
F1, then through bridge heap DB1 rectifications, stable DC voltage is formed on filter capacitor capacitance C1.
3. LED touch stepless dimming color-temperature regulating driving power according to claim 1, it is characterised in that the constant current is driven
Dynamic circuit（2）Including starting resistance R1, VCC decoupling capacitor C2, constant-current driven chip U1, switch transformer T1, peak voltage is inhaled
Circuit, diode D1, current-limiting resistance R3 are received, current sampling resistor R6 feeds back divider resistance R4, R5, output diode D3, output
Filter capacitor C4, discharge resistance R7, decoupling capacitor C2 are by starting resistance R1 connection current circuits（1）Output terminal, the perseverance
The pin 1 for flowing driving chip U1 connects one end of VCC decoupling capacitors C2, and constant-current driven chip U1 pins 8 connect decoupling capacitor C2
The other end, constant-current driven chip U1 pins 5 connect the primary coil L1's of peak voltage absorbing circuit and switch transformer T1
One end, the other end connection peak voltage absorbing circuit of primary coil L1, the one of the auxiliary winding L3 of the switch transformer T1
End is sequentially connected in series current-limiting resistance R3, the cathode of diode D1, the anode of VCC decoupling capacitors C2, to the pipe of constant-current driven chip U1
Foot 1, the pin 3 of feedback divider resistance R4, R5 connection constant-current driven chip U1, adjusts required output voltage VC1, the switch
The both ends difference of one end concatenation the output diode D3, the secondary coil L2 of switch transformer T1 of the secondary windings L2 of transformer T1
And output filter capacitor C4 and discharge resistance R7 are met, one end of current sampling resistor R6 connects with the pin 4 of constant-current driven chip U1
It connects, other end ground connection.
4. LED touch stepless dimming color-temperature regulating driving power according to claim 3, it is characterised in that the spike electricity
Pressure absorbing circuit is made of diode D2, resistance R2 and capacitance C3, and constant-current driven chip U1 pins 5 are connecting diode D2 just
Pole, one end of the other end connection capacitance C3 of primary coil L1, the other end of capacitance C3 are connected with the cathode of diode D2, capacitance
C3 and connecting resistance R2.
5. LED touch stepless dimming color-temperature regulating driving power according to claim 1, it is characterised in that the voltage stabilizing electricity
Road（5）Including resistance R13, Voltage stabilizing module 78L05, filter capacitor C5, C6, C7 and C8, constant-current drive circuit（2）Voltage bring out
Hold the pin 1 of series resistance R13 to Voltage stabilizing module 78L05, the pin 1 of the Voltage stabilizing module 78L05 have filter capacitor C5, C6 and
Parallel connection, the pin 3 of Voltage stabilizing module 78L05 has the filter capacitor C7, C8 in parallel therewith.
6. LED touch stepless dimming color-temperature regulating driving power according to claim 1, it is characterised in that the LED bis-
A grade pipe cluster of lamps, ornamental（3）Including Light-emitting diode LED 1 and LED2, the Light-emitting diode LED 1 and LED2 are sequentially connected in series in constant current
Driving circuit（2）Voltage end outlet, Light-emitting diode LED 1 and LED2 are 1W by single power, and number is 7 to 10
Light-emitting diode LED forms.
7. LED touch stepless dimming color-temperature regulating driving power according to claim 6, it is characterised in that the touch tune
Optical circuit（4）Including sampling capacitance C9, to a LED diode cluster of lamps, ornamental（3）Brightness and colour temperature be adjusted control touch light modulation
Color-temperature regulating chip U2 receives the Touching electrode KEY1, resistance R8, R9, R10, R11, R12 of human body sensing touching signals, light modulation
Control triode Q1, Q2；
Light-emitting diode LED 1 is connected to the collector of brightness adjustment control triode Q1, the base stage connection electricity of the triode Q1
R9 is hindered, resistance R9 is connected to the pin 7 for touching light modulation chip U2, and the base stage and emitter and resistance R11 of the triode Q1 are simultaneously
Connection；Light-emitting diode LED 2 is connected to the collector of brightness adjustment control triode Q2；The base stage connection electricity of the triode Q2
R10 is hindered, resistance R10 is connected to the pin 8 for touching light modulation chip U2, base stage and emitter and the resistance R12 of the triode Q2
It is in parallel；Touch the pin 3 and regulator circuit of light modulation chip U2（5）Output terminal connection；The pin 2 for touching light modulation chip U2 connects
Sampling capacitance C9；The pin 5 for touching light modulation chip U2 is sequentially connected resistance R8 and touch electrode KEY1.
8. LED touch stepless dimming color-temperature regulating driving power according to claim 3, it is characterised in that the constant current is driven
Dynamic chip U1 is chip BP3517F, peak power output 10W.
9. LED touch stepless dimming color-temperature regulating driving power according to claim 7, which is characterized in that touch light modulation and adjust
Colour temperature chip U2 is chip JL8010S, and the pin 1 for touching light modulation color-temperature regulating chip U2 indicates output pin for work, hangs when not used
Sky, pin 2 are sampling capacitance input pin, and pin 3 is chip power anode, and pin 4 is chip ground end, and pin 5 is adjusted to touch
Foot is controlled, pin 6 is the unsettled pin, and pin 7 is first via signal light control output pin, and pin 8 is the second street lamp photocontrol output pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721520799.2U CN207443178U (en) | 2017-11-15 | 2017-11-15 | LED touch stepless dimming color-temperature regulating driving power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721520799.2U CN207443178U (en) | 2017-11-15 | 2017-11-15 | LED touch stepless dimming color-temperature regulating driving power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207443178U true CN207443178U (en) | 2018-06-01 |
Family
ID=62289547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721520799.2U Active CN207443178U (en) | 2017-11-15 | 2017-11-15 | LED touch stepless dimming color-temperature regulating driving power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207443178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107666744A (en) * | 2017-11-15 | 2018-02-06 | 贵派电器股份有限公司 | LED touch stepless dimming color-temperature regulating driving power and its control method |
-
2017
- 2017-11-15 CN CN201721520799.2U patent/CN207443178U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107666744A (en) * | 2017-11-15 | 2018-02-06 | 贵派电器股份有限公司 | LED touch stepless dimming color-temperature regulating driving power and its control method |
| CN107666744B (en) * | 2017-11-15 | 2024-02-23 | 贵派电器股份有限公司 | LED touch stepless dimming color temperature-adjusting driving power supply and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107666744A (en) | LED touch stepless dimming color-temperature regulating driving power and its control method | |
| CN101616521B (en) | Light emitting diode (LED) drive circuit of adjustable light | |
| CN105025615B (en) | The LED drive system and use its light-dimming method that controlling switch dims | |
| CN101505568B (en) | LED light modulating apparatus suitable for light modulator | |
| CN101404844B (en) | LED light modulation apparatus suitable for controlled silicon dimmer | |
| CN103874271B (en) | Power supply changeover device, relevant control circuit and method | |
| CN200997701Y (en) | Constant-current LED illuminating light with pyroelectric infrared control | |
| EP2997793A1 (en) | Stabilization circuit for low-voltage lighting | |
| CN105142282A (en) | MCU-based LED sectional type alternative conduction circuit and driving method thereof | |
| CN104703358A (en) | Wide-voltage-range LED (light emitting diode) lamp switching and dimming driving circuit and LED lamp dimming control system | |
| CN104780694B (en) | A kind of LED touch dimmers constant-current driving power supply | |
| US9648689B2 (en) | Drive unit for a lighting element and operating method therefor | |
| CN107889314B (en) | Touch dimming LED power supply with memory function and design method thereof | |
| CN201290191Y (en) | LED light modulation apparatus suitable for controlled silicon dimmer | |
| CN207443178U (en) | LED touch stepless dimming color-temperature regulating driving power | |
| CN205005309U (en) | LED sectional type switches on circuit in turn based on MCU | |
| CN102149245B (en) | Electronic ballast of efficient and light-adjustable gas discharge lamp | |
| CN208739455U (en) | LED touch dimmer temperature driving power | |
| CN102413609A (en) | Low-power illuminating system with LED (light-emitting diode) lamps | |
| CN202103927U (en) | Light-adjustable gas discharge lamp electronic ballast | |
| CN201403233Y (en) | LED dimming device applicable to dimmer | |
| CN204598401U (en) | A kind of LED touch dimmer power supply | |
| CN208210363U (en) | A kind of high PF Intelligent dimming circuit structure of high integration | |
| CN207869442U (en) | Touch dimmer LED power with memory function | |
| CN109743818A (en) | LED spotlight circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Led touch stepless dimming, color matching and temperature driving power supply Effective date of registration: 20211122 Granted publication date: 20180601 Pledgee: Zhuzhou Rural Commercial Bank Co.,Ltd. Pledgor: GOLDP ELECTRIC APPLIANCE Co.,Ltd. Registration number: Y2021980012921 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230807 Granted publication date: 20180601 Pledgee: Zhuzhou Rural Commercial Bank Co.,Ltd. Pledgor: GOLDP ELECTRIC APPLIANCE Co.,Ltd. Registration number: Y2021980012921 |