CN205657887U - Seven lantern control wares - Google Patents

Seven lantern control wares Download PDF

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Publication number
CN205657887U
CN205657887U CN201620442876.6U CN201620442876U CN205657887U CN 205657887 U CN205657887 U CN 205657887U CN 201620442876 U CN201620442876 U CN 201620442876U CN 205657887 U CN205657887 U CN 205657887U
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China
Prior art keywords
transistor
connection
drive circuit
ground
diode
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Active
Application number
CN201620442876.6U
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Chinese (zh)
Inventor
林军
潘成前
陈斌
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CHANGZHOU JUTAI ELECTRONIC Co Ltd
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CHANGZHOU JUTAI ELECTRONIC Co Ltd
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Priority to CN201620442876.6U priority Critical patent/CN205657887U/en
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Abstract

Seven lantern control wares, drive circuit includes the first transistor, second transistor, third transistor, fourth transistor, and the first link of the first transistor and second transistor all is connected with control circuit's same output, and the second link of the first transistor is connected with the third link of second transistor, and the second link of the first transistor still is connected with the first link of fourth transistor, the third link ground connection of the first transistor, the 2nd link of the 2nd transistor is parallelly connected with the power input of controller, and the 3rd link of the 2nd transistor also is connected with a link of tricrystal pipe, the second link of third transistor is connected with the third link of fourth transistor, the second link ground connection of third transistor, the second link and the power of fourth transistor are connected. The utility model has the advantages of the lamp light change effect of dimming function.

Description

Seven-color LED controller
Technical field
This utility model relates to a kind of seven-color LED controller.
Background technology
The hardware control circuit that tradition LED color lamp is generally made up of agitator, counter and decoder etc. is controlled, and not only controls Circuit processed is complicated, price, and can only control LED color lamp and realize some simple functions, stiff to the visual effect of people.For gram Take the volume defect of conventional control circuit, prior art uses with single-chip microcomputer as core controller, in conjunction with simple peripheral circuit, adopt By the method for software and hardware combining, it is achieved the control to LED color lamp, circuit is simple, low cost, and color lamp effect is enriched.But, What single-chip microcomputer outfan almost connected at present is bridge drive circuit, and the operation principle of this bridge drive circuit is, wherein one During arm conducting, another support arm is then off state, and the lamp string of the outfan being connected to the arm of conducting is lit, and is connected to close The lamp string of the outfan of disconnected arm is in OFF state, so, two support arm alternate conduction and judgements, it is connected to two support arm outfans Lamp string also alternate conduction and shutoff.But, this drive circuit is for the lamp string that can send seven glories and inapplicable.
Summary of the invention
For above-mentioned technical problem, this utility model provides the seven-color LED of a kind of light variation effect with dimming function and controls Device.
Realize the technical solution of the utility model as follows:
Seven-color LED controller, is all connected with power supply including power supply, control circuit and drive circuit, control circuit and drive circuit, Drive circuit is connected to the outfan of control circuit, and described drive circuit includes the first transistor, transistor seconds, the 3rd crystal First connection end of pipe, the 4th transistor, the first transistor and transistor seconds is all connected with the same outfan of control circuit, Second connection end of the first transistor is connected end connection with the 3rd of transistor seconds, and the second of the first transistor connects end also with the First connection end of four transistors connects, the 3rd connection end ground connection of the first transistor;Second connection end and control of transistor seconds The power supply input parallel connection of device processed, the 3rd of transistor seconds connects end first also with third transistor and is connected end connection;Is trimorphism Second connection end of body pipe and the 3rd connection end of the 4th transistor connect, the second connection end ground connection of third transistor;4th is brilliant Second connection end of body pipe is connected with power supply.
The first transistor, transistor seconds, third transistor, the 4th transistor are metal-oxide-semiconductor or audion.
A filter capacitor it is connected between the outfan of described drive circuit and ground.
Described drive circuit also includes the first resistance and the second resistance, the first resistance be connected to the first transistor first connection end and Between ground, the second resistance is connected between the first connection end and the ground of third transistor.
Described control circuit includes that diode, control chip, electric capacity, stabilivolt, signal switch input block, the sun of diode Extremely being connected with power supply, the cathode terminal of diode is connected with the power input of control chip, one end of electric capacity and the moon of diode Extreme connection, the other end ground connection of electric capacity, the two ends of stabilivolt are connected in parallel on the two ends of electric capacity, one end of signal switching input block Ground connection, the other end of signal switching input block switches input with the light of control chip and is connected, and signal switching input block is also It is connected with the cathode terminal of diode.
A kind of seven-color LED controller, including power supply, control circuit and drive circuit, control circuit and drive circuit all with power supply even Connecing, drive circuit is connected to the outfan of control circuit, described drive circuit include the first transistor, transistor seconds, the 3rd Transistor, the first connection end of the first transistor is connected with the first outfan of control circuit, the second connection end of the first transistor It is connected with power supply, the 3rd connection end ground connection of the first transistor;First connection end of transistor seconds and the second of the first transistor Connecting end to connect, the first connection end of transistor seconds is connected with power supply, the 3rd connection end and third transistor of transistor seconds Second connection end connect;First connection end of third transistor is connected with the second outfan of control circuit, third transistor 3rd connects end ground connection.
The first transistor transistor seconds, third transistor are metal-oxide-semiconductor or audion.
A filter capacitor it is connected between the outfan of described drive circuit and ground.
Described drive circuit also includes the first resistance and the second resistance, the first resistance be connected to the first transistor first connection end and Between ground, the second resistance is connected between the first connection end and the ground of third transistor.
Described control circuit includes that diode, control chip, electric capacity, stabilivolt, signal switch input block, the sun of diode Extremely being connected with power supply, the cathode terminal of diode is connected with the power input of control chip, one end of electric capacity and the moon of diode Extreme connection, the other end ground connection of electric capacity, the two ends of stabilivolt are connected in parallel on the two ends of electric capacity, one end of signal switching input block Ground connection, the other end of signal switching input block switches input with the light of control chip and is connected, and signal switching input block is also It is connected with the cathode terminal of diode.
This utility model has a characteristic that
1, the dutycycle of control chip outfan determines the luminosity of LED string, and dutycycle is the biggest, and LED is the brightest;Account for The maximum of empty ratio is D_Max;The value of dutycycle is between 0 to D_Max, and different values can produce different light effects Really;When such as dutycycle is D_Max, lamp string is the brightest;When dutycycle is 0, two lamp strings are the darkest;The value of cycle T is with often Time bright, human eye does not produce stroboscopic and is advisable;
2, during " shut " mode", dutycycle is 0
3, the timing accuracy of timing function provides guarantee by precision and the software design of crystal oscillator.
Accompanying drawing explanation
Fig. 1 is circuit block diagram of the present utility model;
Fig. 2 is the circuit theory diagrams of this utility model the first embodiment;
Fig. 3 is the circuit theory diagrams of this utility model the second embodiment.
Detailed description of the invention
With specific embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
As it is shown in figure 1, seven-color LED controller of the present utility model is made up of power supply, control circuit and drive circuit.
As in figure 2 it is shown, the first seven-color LED controller of the present utility model, control circuit and drive circuit are all connected with power supply, Described control circuit includes that diode D1, control chip U2, electric capacity C6, stabilivolt ZD1, signal switch input block, resistance R12, crystal oscillator XL1, electric capacity C12, electric capacity C13, LED and resistance R18, the anode tap of diode D1 with Power supply connects, and the cathode terminal of diode D1 is connected with the power input (the 1st pin) of control chip U2, diode D1's Cathode terminal is connected by the power input of resistance R12 and control chip U2, one end of electric capacity C6 and the cathode terminal of diode D1 Connecting, the other end ground connection of electric capacity C6, the two ends of stabilivolt ZD1 are connected in parallel on the two ends of electric capacity C6, signal switching input block One end ground connection, light switching input (the 4th pin) of the other end and the control chip U2 of signal switching input block is connected, Signal switching input block also cathode terminal with diode D1 is connected, and signal switches input block and is button SW1 or infrared connects Mouthful.Electric capacity C12 ground connection is passed through in one end of crystal oscillator XL1, and the other end of crystal oscillator XL1 passes through electric capacity C13 ground connection, crystal oscillator XL1's Two ends are connected with the 2nd pin and the 3rd pin of control chip U2 the most respectively.The anode tap of LED and control chip 5th pin of U2 connects, and the cathode terminal of LED passes through resistance R18 ground connection.
Drive circuit is connected to the outfan of control circuit, and drive circuit is connected to the 6th pin of control chip.Described driving electricity Road includes the first transistor Q1, transistor seconds Q2, third transistor Q3, the 4th transistor Q4, the first transistor Q1, Two-transistor Q2, third transistor Q3, the 4th transistor Q4 are metal-oxide-semiconductor or audion.The first transistor Q1 and trimorphism Body pipe Q3 is N-channel MOS pipe or NPN type triode, transistor seconds Q2 and the 4th transistor Q4 and is P-channel MOS Pipe or PNP type triode.When the first transistor Q1, transistor seconds Q2, third transistor Q3, the 4th transistor Q4 are During metal-oxide-semiconductor, their the first connection end is grid, and their the second connection end is drain electrode, and their the 3rd connection end is source electrode. When the first transistor Q1, transistor seconds Q2, third transistor Q3, the 4th transistor Q4 are audion, their One connection end is base stage, and their the second connection end is colelctor electrode, and their the 3rd connection end is emitter stage.
The first connection end of the first transistor Q1 and transistor seconds Q2 is all connected with the same outfan of control circuit, and first is brilliant Body pipe Q1 second connection end is connected with the 3rd of transistor seconds Q2 end connection, the first transistor Q1 second connect end also with The first connection end of the 4th transistor Q4 connects, the 3rd connection end ground connection of the first transistor Q1;The second of transistor seconds Q2 Connecting end in parallel with the input of the power supply of controller, the 3rd of transistor seconds Q2 connects end first also with third transistor Q3 and connects Connect end to connect;Second connection end of third transistor Q3 and the 3rd connection end of the 4th transistor Q4 connect, third transistor Q3 Second connection end ground connection;The second connection end of the 4th transistor Q4 is connected with power supply.Described drive circuit also includes the first resistance R1 and the second resistance R2, the first resistance R1 are connected between the first connection end and the ground of the first transistor Q1, the second resistance R2 It is connected between the first connection end and the ground of third transistor Q3.A filtering it is connected between the outfan of described drive circuit and ground Electric capacity C4.
The circuit of this part power supply after powering is powered to control chip U2 by resistance R12, and control chip U2 starts working, The 6th pin output signal of control chip U2 control the first transistor Q1, transistor seconds Q2, third transistor Q3, the Four transistor Q4 so that lamp cluster of lamps, ornamental light changes.By button SW1 or output state that control chip U2 can be changed at any time, adjust Whole LED lamplight changes, or enters, exits definition status.When power supply starts power supply, control chip U2 starts after starting working Timing, controller enters conventional operating mode simultaneously, and after 6 hours (or 8 hours), controller enters " shut " mode", then 18 After hour (or 16 hours), controller enters conventional operating mode again, so moves in circles.
As it is shown on figure 3, the second seven-color LED controller of the present utility model, control circuit and drive circuit are all connected with power supply, Described control circuit includes that diode D1, control chip U2, electric capacity C6, stabilivolt ZD1, signal switch input block, resistance R12, crystal oscillator XL1, electric capacity C12, electric capacity C13, LED and resistance R18, the anode tap of diode D1 with Power supply connects, and the cathode terminal of diode D1 is connected with the power input (the 1st pin) of control chip U2, diode D1's Cathode terminal is connected by the power input of resistance R12 and control chip U2, one end of electric capacity C6 and the cathode terminal of diode D1 Connecting, the other end ground connection of electric capacity C6, the two ends of stabilivolt ZD1 are connected in parallel on the two ends of electric capacity C6, signal switching input block One end ground connection, light switching input (the 4th pin) of the other end and the control chip U2 of signal switching input block is connected, Signal switching input block also cathode terminal with diode D1 is connected, and signal switches input block and is button SW1 or infrared connects Mouthful.Electric capacity C12 ground connection is passed through in one end of crystal oscillator XL1, and the other end of crystal oscillator XL1 passes through electric capacity C13 ground connection, crystal oscillator XL1's Two ends are connected with the 2nd pin and the 3rd pin of control chip U2 the most respectively.The anode tap of LED and control chip 5th pin of U2 connects, and the cathode terminal of LED passes through resistance R18 ground connection.
Drive circuit is connected to the outfan of control circuit.Described drive circuit include the first transistor Q1, transistor seconds Q2, Third transistor Q3, the first transistor Q1, transistor seconds Q2, third transistor Q3 are metal-oxide-semiconductor or audion.First Transistor Q1 and third transistor Q3 are N-channel MOS pipe or NPN type triode, and transistor seconds Q2 is P-channel MOS Pipe or PNP type triode.When the first transistor Q1, transistor seconds Q2, third transistor Q3 are metal-oxide-semiconductor, they First connection end be grid, they second connection end for drain electrode, they the 3rd connection end be source electrode.Work as the first transistor When Q1, transistor seconds Q2, third transistor Q3 are audion, their the first connection end is base stage, their second Connection end is colelctor electrode, and their the 3rd connection end is emitter stage.
The first connection end of the first transistor Q1 is connected with the first outfan of control circuit, second connection of the first transistor Q1 End is connected with power supply, the 3rd connection end ground connection of the first transistor Q1;First connection end and the first crystal of transistor seconds Q2 The second connection end of pipe Q1 connects, and the first connection end of transistor seconds Q2 is connected with power supply, and the 3rd of transistor seconds Q2 is even Connect end and be connected end connection with the second of third transistor Q3;First connection end of third transistor Q3 is defeated with the second of control circuit Go out end to connect, the 3rd connection end ground connection of third transistor Q3.Described drive circuit also includes the first resistance R1 and the second resistance R2, the first resistance R1 are connected between the first connection end and the ground of the first transistor Q1, and the second resistance R2 is connected to the 3rd crystal Between first connection end and the ground of pipe Q3.A filter capacitor C4 it is connected between the outfan of described drive circuit and ground.
After start, power supply is powered to control chip U2 by resistance R12, and control chip U2 starts working, by the 6th pin, 7th pin output signal controls the first transistor Q1, transistor seconds Q2, third transistor Q3 so that lamp cluster of lamps, ornamental light changes; Outer reception head receives infrared control signal, delivers to control chip U2, after control chip U2 decoding process, or control the 6th pin, The output state of the 7th pin, or control system enter, exit definition status.When power supply starts power supply, and control chip starts work Starting timing after work, controller enters conventional operating mode simultaneously, and after 6 hours (or 8 hours), controller enters and closes mold closing After formula, then 18 hours (or 16 hours), controller enters conventional operating mode again, so moves in circles.

Claims (10)

1. seven-color LED controller, including power supply, control circuit and drive circuit, control circuit and drive circuit all with power supply even Connecing, drive circuit is connected to the outfan of control circuit, it is characterised in that: described drive circuit include the first transistor (Q1), Transistor seconds (Q2), third transistor (Q3), the 4th transistor (Q4), the first transistor (Q1) and the second crystal First connection end of pipe (Q2) is all connected with the same outfan of control circuit, the second connection end of the first transistor (Q1) Be connected with the 3rd of transistor seconds (Q2) the end connect, the first transistor (Q1) second connection end also with the 4th transistor (Q4) the first connection end connects, the 3rd connection end ground connection of the first transistor (Q1);The of transistor seconds (Q2) Two to connect the input of ends and the power supply of controller in parallel, the 3rd of transistor seconds (Q2) connect end also with third transistor (Q3) First connection end connect;Second connection end of third transistor (Q3) and the 3rd connection end of the 4th transistor (Q4) are even Connect, the second connection end ground connection of third transistor (Q3);Second connection end of the 4th transistor (Q4) is connected with power supply.
Seven-color LED controller the most according to claim 1, it is characterised in that: the first transistor (Q1), the second crystal Pipe (Q2), third transistor (Q3), the 4th transistor (Q4) are metal-oxide-semiconductor or audion.
Seven-color LED controller the most according to claim 1, it is characterised in that: the outfan of described drive circuit and ground Between connect a filter capacitor.
Seven-color LED controller the most according to claim 1, it is characterised in that: described drive circuit also includes the first resistance (R1) and the second resistance (R2), the first resistance (R1) is connected to the first connection end and the ground of the first transistor (Q1) Between, the second resistance (R2) is connected between the first connection end and the ground of third transistor (Q3).
Seven-color LED controller the most according to claim 1, it is characterised in that: described control circuit include diode (D1), Control chip (U2), electric capacity (C6), stabilivolt (ZD1), signal switching input block, the anode tap of diode (D1) Being connected with power supply, the cathode terminal of diode (D1) is connected with the power input of control chip (U2), electric capacity (C6) One end is connected with the cathode terminal of diode (D1), the other end ground connection of electric capacity (C6), and the two ends of stabilivolt (ZD1) are also It is associated in the two ends of electric capacity (C6), one end ground connection of signal switching input block, the other end of signal switching input block and control The light switching input of coremaking sheet (U2) connects, and signal switches the input block cathode terminal also with diode (D1) and is connected.
6. a seven-color LED controller, including power supply, control circuit and drive circuit, control circuit and drive circuit all with electric Source connects, and drive circuit is connected to the outfan of control circuit, it is characterised in that: described drive circuit includes the first transistor (Q1), transistor seconds (Q2), third transistor (Q3), the first transistor (Q1) first connection end with control electricity First outfan on road connects, and the second connection end of the first transistor (Q1) is connected with power supply, the first transistor (Q1) 3rd connects end ground connection;First connection end of transistor seconds (Q2) is connected end and connects with the second of the first transistor (Q1), First connection end of transistor seconds (Q2) is connected with power supply, the 3rd connection end and the 3rd crystal of transistor seconds (Q2) Second connection end of pipe (Q3) connects;First connection end of third transistor (Q3) is with the second outfan of control circuit even Connect, the 3rd connection end ground connection of third transistor (Q3).
Seven-color LED controller the most according to claim 6,1It is characterized in that: the first transistor (Q1), the second crystal Pipe (Q2), third transistor (Q3) are metal-oxide-semiconductor or audion.
Seven-color LED controller the most according to claim 6, it is characterised in that: the outfan of described drive circuit and ground Between connect a filter capacitor.
Seven-color LED controller the most according to claim 6, it is characterised in that: described drive circuit also includes the first resistance (R1) and the second resistance (R2), the first resistance (R1) is connected to the first connection end and the ground of the first transistor (Q1) Between, the second resistance (R2) is connected between the first connection end and the ground of third transistor (Q3).
Seven-color LED controller the most according to claim 6, it is characterised in that: described control circuit include diode (D1), Control chip (U2), electric capacity (C6), stabilivolt (ZD1), signal switching input block, the anode tap of diode (D1) Being connected with power supply, the cathode terminal of diode (D1) is connected with the power input of control chip (U2), electric capacity (C6) One end is connected with the cathode terminal of diode (D1), the other end ground connection of electric capacity (C6), and the two ends of stabilivolt (ZD1) are also It is associated in the two ends of electric capacity (C6), one end ground connection of signal switching input block, the other end of signal switching input block and control The light switching input of coremaking sheet (U2) connects, and signal switches the input block cathode terminal also with diode (D1) and is connected.
CN201620442876.6U 2016-05-16 2016-05-16 Seven lantern control wares Active CN205657887U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620442876.6U CN205657887U (en) 2016-05-16 2016-05-16 Seven lantern control wares

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620442876.6U CN205657887U (en) 2016-05-16 2016-05-16 Seven lantern control wares

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CN205657887U true CN205657887U (en) 2016-10-19

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CN201620442876.6U Active CN205657887U (en) 2016-05-16 2016-05-16 Seven lantern control wares

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202018106452U1 (en) 2018-09-14 2018-11-30 Changzhou Jutai Electronic Co., Ltd. Power source of a lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202018106452U1 (en) 2018-09-14 2018-11-30 Changzhou Jutai Electronic Co., Ltd. Power source of a lamp

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