CN206181437U - LED flash light area is with overvoltage suppressing type energy -saving control circuit - Google Patents
LED flash light area is with overvoltage suppressing type energy -saving control circuit Download PDFInfo
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- CN206181437U CN206181437U CN201621111540.8U CN201621111540U CN206181437U CN 206181437 U CN206181437 U CN 206181437U CN 201621111540 U CN201621111540 U CN 201621111540U CN 206181437 U CN206181437 U CN 206181437U
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Abstract
The utility model discloses a LED flash light area is with overvoltage suppressing type energy -saving control circuit, mainly by diode rectifier U1, control chip U2, amplifier P, triode VT1, triode VT2, triode VT3, triode VT4, triode VT5, unidirectional thyristor VS, polarity electric capacity C9 to reach constitutions such as resistance R7. The utility model discloses a suppress or eliminate the harmonic in the DC voltage to the high electric current in the twinkling of an eye that produces during to direct current load voltage limits or adjusts the back, make the DC voltage more totally, more steady, thereby improved the utility model discloses output voltage stabilizes the effect, consequently the utility model discloses can be effectual prevent that scintillation in succession from appearing in LED flash light area LEDW when the brightness flop, can the effectual life who prolongs LED flash light area LEDW, fine saving material resources.
Description
Technical field
The utility model relates to a kind of energy-saving control circuit, is a kind of LED flash band overvoltage specifically
Suppressive energy-saving control circuit.
Background technology
Now with the continuous improvement of the living standard of people, to the requirement of landscaping lived also more and more higher, people
For the living environment for making oneself beautiful, just brought using the LED flash with various light sources and interior beautified, and people
It is many LED flash band is disposed in the interior in the undercut at top, formed not under the control of the control circuit of LED flash band
The beautiful ring of light of well-illuminated degree, the ring of light can not only beautify living environment, moreover it is possible to bring a kind of beautiful magical at night for people
Sense.However, the control circuit of existing LED flash band has that output voltage stability is poor, cause LED flash band
Occurs continuous flicker, the serious service life for shortening LED flash band, so as to cause material resources in brightness flop
Significant wastage.
Therefore it provides a kind of LED flash band control circuit that can improve output voltage stabilization effect is when business
It is anxious.
Utility model content
The purpose of this utility model is that the control circuit for overcoming existing LED flash band has output voltage stability
Poor defect, there is provided a kind of LED flash band overvoltage suppressive energy-saving control circuit.
This utility model is achieved through the following technical solutions：A kind of overvoltage suppressive energy-conservation control of LED flash band
Circuit processed, mainly by diode rectifier U1, control chip U2, amplifier P, audion VT1, audion VT2, audion VT3,
Audion VT4, audion VT5, unidirectional thyristor VS, positive pole is connected with the cathode output end of diode rectifier U1, negative pole
The polar capacitor C1 being grounded after being connected with the cathode output end of diode rectifier U1, N poles are whole with diode Jing after resistance R1
The cathode output end of stream device U1 is connected, the Zener diode D1 that P poles are connected with the cathode output end of diode rectifier U1,
It is grounded after positive pole is connected Jing after inductance L1 with the N poles of Zener diode D1, negative pole is connected with the colelctor electrode of audion VT1
Polar capacitor C4, positive pole is connected with the cathode output end of diode rectifier U1, negative pole Jing after resistance R4 with audion VT1's
The polar capacitor C2 that emitter stage is connected, P poles are connected with the cathode output end of diode rectifier U1, N poles and audion VT1
The diode D2 that is connected of emitter stage, positive pole is connected with the P poles of diode D1, the colelctor electrode phase of negative pole and audion VT1
The polar capacitor C3 of connection, N poles are connected with the emitter stage of audion VT1, P poles Jing after adjustable resistance R2 with polar capacitor C3's
The diode D3 that positive pole is connected, one end is connected with the base stage of audion VT1, the other end is connected with the P poles of diode D3
Resistance R3, one end is connected with the positive pole of polar capacitor C4, the resistance that the other end is connected with the VDD pins of control chip U2
R5, positive pole is connected Jing after adjustable resistance R6 with the base stage of audion VT2, negative pole is connected with the OSC1 pins of control chip U2
Polar capacitor C5, two poles that P poles are connected with the KEY pins of control chip U2, N poles are connected with the base stage of audion VT2
Pipe D4, the inductance L2 that one end is connected with the OSC4 pins of control chip U2, the other end is connected with the base stage of audion VT2, P
Pole is connected Jing after resistance R12 with the Q3 pins of control chip U2, N poles Jing after resistance R13 with the base stage of audion VT5
The diode D5 being connected, one end is connected with the colelctor electrode of audion VT4, the other end is connected with the colelctor electrode of audion VT3
The resistance R11 being grounded after connecing, positive pole is connected with the Q2 pins of control chip U2, negative pole is connected with the base stage of audion VT4
Polar capacitor C6, positive pole is connected Jing after resistance R9 with the Q1 pins of control chip U2, the base stage phase of negative pole and audion VT3
The polar capacitor C7 of connection, negative pole is connected with the emitter stage of audion VT4, positive pole Jing after resistance R8 with audion VT3 send out
The polar capacitor C8 that emitter-base bandgap grading is connected, positive pole is connected with the outfan of amplifier P, the control end of negative pole and unidirectional thyristor VS
The polar capacitor C9 being connected, one end is connected with the emitter stage of audion VT3, the emitter stage phase of the other end and audion VT5
The resistance R10 of connection, one end is connected with the anode of unidirectional thyristor VS, the P poles of the other end and diode D3 are collectively forming control
The resistance R7 of the outfan of circuit processed, positive pole is connected with the positive pole of amplifier P, negative pole is defeated with amplifier P Jing after resistance R14
Go out the polar capacitor C10 that is connected of end, positive pole is connected Jing after resistance R15 with the negative pole of amplifier P, negative pole and amplifier P
The polar capacitor C11 that outfan is connected, P poles are connected with the negative pole of amplifier P, N poles Jing after resistance R16 with polar capacitor
The diode D6 that the negative pole of C11 is connected, and one end be connected with the negative pole of amplifier P, the collection of the other end and audion VT5
The adjustable resistance R17 compositions that electrode is connected.
The positive pole of the amplifier P is connected with the emitter stage of audion VT3；The N poles of the diode D4 also with it is adjustable
The adjustable side of resistance R6 is connected；The VSS pins of the grounded collector, its emitter stage and control chip U2 of the audion VT2
It is connected；The VSS pins of the control chip U2 are also connected with the colelctor electrode of audion VT5, its GND pins ground connection；It is described
The colelctor electrode of audion VT4 is also connected with the P poles of diode D5；The colelctor electrode of the audion VT5 also with unidirectional thyristor
The negative electrode of VS is grounded after being connected；Two inputs of the diode rectifier U1 are collectively forming the input of control circuit.
To guarantee practical effect of the present utility model, the control chip U2 is that HCF4060 divides integrated chip.Institute
Unidirectional thyristor VS is stated for TYN625 unidirectional thyristors.The diode rectifier U1 is 4 1N4004 silicon rectifier diode groups
Into diode rectifier.
This utility model compared with prior art, with advantages below and beneficial effect：
(1) this utility model can be suppressed or be eliminated to the harmonic wave in DC voltage, and when can load to DC voltage
The instantaneous high current of generation is limited or adjusted, and makes DC voltage cleaner, more steady, defeated so as to improve this utility model
Go out the stablizing effect of voltage, and can effectively prevent LED flash band from occurring continuous flicker in brightness flop, can be effectively
Extend the service life of LED flash band, material resources has been saved well.
(2) this utility model can to input voltage when the instant high-voltage that produces eliminated or suppressed, can effectively prevent
Only this utility model backend electronics element and LED flash band are damaged by high voltage, so as to improve this utility model output electricity
The stability of pressure.
(3) this utility model can be adjusted to the resistance to pressure of voltage and dynamic range, and voltage preferably can be increased
Benefit, makes voltage more steady, so as to improve the stability of this utility model output voltage.
Description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Specific embodiment
This utility model is described in further detail with reference to embodiment and its accompanying drawing, but reality of the present utility model
Apply mode not limited to this.
As shown in figure 1, this utility model is mainly by diode rectifier U1, control chip U2, amplifier P, audion
VT1, audion VT2, audion VT3, audion VT4, audion VT5, unidirectional thyristor VS, resistance R1, adjustable resistance R2, electricity
Resistance R3, resistance R4, resistance R5, adjustable resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, electricity
Resistance R13, resistance R14, resistance R15, resistance R16, adjustable resistance R17, polar capacitor C1, polar capacitor C2, polar capacitor C3, pole
Property electric capacity C4, polar capacitor C5, polar capacitor C6, polar capacitor C7, polar capacitor C8, polar capacitor C9, polar capacitor C10,
Polar capacitor C11, Zener diode D1, diode D2, diode D3, diode D4, diode D5, diode D6, inductance L1,
And inductance L2 compositions.
To guarantee practical effect of the present utility model, the control chip U2 is that HCF4060 divides integrated chip.Institute
Unidirectional thyristor VS is stated for TYN625 unidirectional thyristors.The diode rectifier U1 is 4 1N4004 silicon rectifier diode groups
Into diode rectifier；Meanwhile, amplifier P be TL061 amplifiers, audion VT1 be 3AX31 audions, audion VT2~
VT5 is 3DG06 audions；Resistance Rl is 500k Ω metalfilmresistors, the resistance adjustable extent of adjustable resistance R2 is 10~
The resistance of 1000k Ω, resistance R3 is 3.3k Ω, and the resistance of resistance R4 is 4.7k Ω, and the resistance of resistance R5 is 200k Ω, resistance R6
Standard resistance range be 20~200k Ω adjustable resistance, the resistance of resistance R7~R9 is 5k Ω, and the resistance of resistance R10 is 100
The resistance of Ω, resistance R11 is 15k Ω for the resistance of 10k Ω, resistance R12 and resistance R13, and the resistance of resistance R14 is 1.5k
The resistance of Ω, resistance R15 is 3.3k Ω, and the resistance of resistance R16 is 2k Ω, the resistance range of accommodation of adjustable resistance R17 is 20~
240kΩ；Polar capacitor C1 and polar capacitor C4 are the alminium electrolytic condenser of 1000 μ F/16V, and the capacitance of polar capacitor C2 is 470
The capacitance of μ F/25V, polar capacitor C3 is 8 μ F/25V, and the capacitance of polar capacitor C5 is 100 μ F/25V, polar capacitor C6, polarity
The capacitance of electric capacity C7 and polar capacitor C8 is 10 μ F/16V, and the capacitance of polar capacitor C9 is 200 μ F/50V, polar capacitor C10
It is 47 μ F/16V with the capacitance of polar capacitor C11；Zener diode D1 is 1N4016 Zener diodes, diode D2 and diode
D3 is 1N4011 diodes, and diode D4 and diode D5 is 1N5406 diodes, and diode D6 is 1N4013 diodes；Electricity
Sense L1 and inductance L2 is the core inductance of 100 μ P/50Vd.
During connection, the positive pole of polar capacitor C1 is connected with the cathode output end of diode rectifier U1, negative pole and two poles
The cathode output end of pipe commutator U1 is grounded after being connected.The N poles of Zener diode D1 Jing after resistance R1 with diode rectifier
The cathode output end of U1 is connected, and P poles are connected with the cathode output end of diode rectifier U1.The positive pole Jing of polar capacitor C4
It is connected with the N poles of Zener diode D1 after inductance L1, negative pole is grounded after being connected with the colelctor electrode of audion VT1.Polarity electricity
Hold C2 positive pole be connected with the cathode output end of diode rectifier U1, negative pole Jing after resistance R4 with the transmitting of audion VT1
Pole is connected.The P poles of diode D2 are connected with the cathode output end of diode rectifier U1, the transmitting of N poles and audion VT1
Pole is connected.The positive pole of polar capacitor C3 is connected with the P poles of diode D1, and negative pole is connected with the colelctor electrode of audion VT1.
The N poles of diode D3 are connected with the emitter stage of audion VT1, P poles Jing after adjustable resistance R2 with the positive pole phase of polar capacitor C3
Connection.One end of resistance R3 is connected with the base stage of audion VT1, and the other end is connected with the P poles of diode D3.
Wherein, one end of resistance R5 is connected with the positive pole of polar capacitor C4, the VDD pins of the other end and control chip U2
It is connected.The positive pole of polar capacitor C5 is connected Jing after adjustable resistance R6 with the base stage of audion VT2, negative pole and control chip U2
OSC1 pins be connected.The P poles of diode D4 are connected with the KEY pins of control chip U2, the base of N poles and audion VT2
Pole is connected.One end of inductance L2 is connected with the OSC4 pins of control chip U2, and the other end is connected with the base stage of audion VT2
Connect.The P poles of diode D5 are connected Jing after resistance R12 with the Q3 pins of control chip U2, N poles Jing after resistance R13 with
The base stage of audion VT5 is connected.One end of resistance R11 is connected with the colelctor electrode of audion VT4, the other end and audion
The colelctor electrode of VT3 is grounded after being connected.The positive pole of polar capacitor C6 is connected with the Q2 pins of control chip U2, negative pole and three poles
The base stage of pipe VT4 is connected.The positive pole of polar capacitor C7 is connected Jing after resistance R9 with the Q1 pins of control chip U2, negative pole with
The base stage of audion VT3 is connected.The negative pole of polar capacitor C8 is connected with the emitter stage of audion VT4, positive pole Jing resistance R8
It is connected with the emitter stage of audion VT3 afterwards.
Meanwhile, the positive pole of polar capacitor C9 is connected with the outfan of amplifier P, the control of negative pole and unidirectional thyristor VS
End is connected.One end of resistance R10 is connected with the emitter stage of audion VT3, and the other end is connected with the emitter stage of audion VT5
Connect.One end of resistance R7 is connected with the anode of unidirectional thyristor VS, the other end one of electricity with LEDW with LED flash
Pole is connected, and another electrode with LEDW is connected with LED flash for the P poles of the diode D3.Polar capacitor C10 is just
Pole is connected with the positive pole of amplifier P, and negative pole is connected Jing after resistance R14 with the outfan of amplifier P.Polar capacitor C11's
Positive pole is connected Jing after resistance R15 with the negative pole of amplifier P, and negative pole is connected with the outfan of amplifier P.The P of diode D6
Pole is connected with the negative pole of amplifier P, what N poles were connected Jing after resistance R16 with the negative pole of polar capacitor C11.Adjustable resistance R17
One end be connected with the negative pole of amplifier P, the other end is connected with the colelctor electrode of audion VT5.
The positive pole of the amplifier P is connected with the emitter stage of audion VT3；The N poles of the diode D4 also with it is adjustable
The adjustable side of resistance R6 is connected；The VSS pins of the grounded collector, its emitter stage and control chip U2 of the audion VT2
It is connected；The VSS pins of the control chip U2 are also connected with the colelctor electrode of audion VT5, its GND pins ground connection；It is described
The colelctor electrode of audion VT4 is also connected with the P poles of diode D5；The colelctor electrode of the audion VT5 also with unidirectional thyristor
The negative electrode of VS is grounded after being connected；Two inputs of the diode rectifier U1 are collectively forming the input of control circuit simultaneously
It is connected with civil power.
During work, diode rectifier U1 and polar capacitor C1 forms rectifier filter, and the 220V civil powers of input are rectified
The diode rectifier U1 of wave filter carries out generating DC voltage after rectification, and polar capacitor C1 is then by the harmonic wave in raw DC voltage
Eliminated, make DC voltage cleaner, the DC voltage after filtration is transferred to Zener diode D1, resistance R1, resistance R5, electricity
The current-limiting circuit that sense L1 and polar capacitor C4 is formed, the instantaneous high current that the current-limiting circuit is produced when loading to DC voltage is carried out
Limit, and electric current release is carried out by polar capacitor C4, make DC voltage more stable, DC voltage is carried out by current-limiting circuit
Stable 6.8V DC voltages are obtained after current limliting, the 6.8V DC voltages are simultaneously transferred to control chip U2, polarity by current-limiting circuit
The multi-resonant oscillating circuit that electric capacity C5, adjustable resistance R6, inductance L2 and diode D4 are formed, and the stable 6.8V DC voltages are same
The running voltage of Shi Zuowei control chip U2.
When multi-resonant oscillating circuit is obtained it is electric after start to vibrate overcurrent, control chip U2 to multivibrator produce
Oscillator signal carry out after frequency division counter, the control electricity of the Q1 pins and Q2 pins of control chip U2 and Q3 pin exporting changes
It is flat, make the switching controller that audion VT3~VT5, resistance R9~R13 and polar capacitor C7~C9 formed audion VT3 and
Audion VT4 and audion VT5 carry out the different voltage and current of interval conducting output, and the voltage and current is then by amplifying
Device P, polar capacitor C10, polar capacitor C11, diode D6, resistance R14, resistance R15, resistance R16 and adjustable resistance R17 are formed
Operational amplification circuit be transmitted, the operational amplification circuit is adjusted defeated to change by the resistance to adjustable resistance R17
Enter the resistance to pressure of voltage, and the dynamic range of change electric current, the voltage and current after regulation is then by amplifier P to carrying out voltage
Gain, makes output voltage and electric current held stationary, operational amplification circuit that then the voltage and current after gain is transferred to by unidirectional
The buffer circuit that IGCT VS, polar capacitor C9 and resistance R7 are formed enters row buffering, makes that the electric current of output is more stable, and this is buffered
Circuit provides stable running voltage for LED flash with LEDW, and LED flash is with LEDW then according to switching controller output
Different power frequencies carry out flashing.This utility model operationally, is adjusted, energy by the resistance to adjustable resistance R6
Change flicker frequency of the LED flash with LEDW.
Wherein, this utility model is in order to prevent diode rectifier U1 backend electronics element and LED flash band by voltage
The instant high-voltage produced during input is damaged, therefore this utility model dodges in the cathode output end of diode rectifier U1 with LED
It is provided between light light bar LEDW by audion VT1, polar capacitor C2, polar capacitor C3, diode D2, diode D3, adjustable
The overvoltage crowbar that resistance R2, resistance R3 and resistance R4 are formed, when the cathode output end output voltage of diode rectifier U1
When generating high voltage, because adjustable resistance R2 is 10~1000k Ω high-impedance resistors, the resistance for changing adjustable resistance R2 just can
High voltage is dammed, while polar capacitor C2 and polar capacitor C3 are started to charge up, in polar capacitor C2 and polar capacitor C3
Start to audion VT1 electric discharge during saturation, audion VT1 obtain it is electric after turn on, audion VT1 release voltages Jing resistance R3 and two poles
6.8V galvanic current pressures are exported after pipe D3, so as to the overvoltage crowbar can to input voltage when the instant high-voltage that produces
Eliminated or suppressed, can effectively prevent this utility model backend electronics element and LED flash band from being damaged by high voltage, from
And improve the stability of this utility model output voltage.
This utility model is produced by the way that the harmonic wave in DC voltage is suppressed or eliminated when loading to DC voltage
Instantaneous high current limited or adjusted after, make DC voltage cleaner, more steady, so as to improve this utility model output
The stablizing effect of voltage, therefore this utility model can effectively prevent LED flash band from occurring continuous flicker in brightness flop,
The service life of LED flash band can effectively be extended, material resources has been saved well.
According to above-described embodiment, you can realize this utility model well.
Claims (4)
1. a kind of LED flash band overvoltage suppressive energy-saving control circuit, it is characterised in that main by diode rectifier
U1, control chip U2, amplifier P, audion VT1, audion VT2, audion VT3, audion VT4, audion VT5, unidirectionally
IGCT VS, positive pole is connected with the cathode output end of diode rectifier U1, the negative pole of negative pole and diode rectifier U1 is defeated
Go out the polar capacitor C1 being grounded after end is connected, N poles are connected Jing after resistance R1 with the cathode output end of diode rectifier U1,
The Zener diode D1 that P poles are connected with the cathode output end of diode rectifier U1, positive pole Jing after inductance L1 with the pole of voltage stabilizing two
The polar capacitor C4 being grounded after the N poles of pipe D1 are connected, negative pole is connected with the colelctor electrode of audion VT1, positive pole and diode
The cathode output end of commutator U1 is connected, the polar capacitor that negative pole is connected Jing after resistance R4 with the emitter stage of audion VT1
C2, P pole is connected with the cathode output end of diode rectifier U1, the diode that N poles are connected with the emitter stage of audion VT1
D2, the polar capacitor C3 that positive pole is connected with the P poles of diode D1, negative pole is connected with the colelctor electrode of audion VT1, N poles with
The diode D3 that the emitter stage of audion VT1 is connected, P poles are connected Jing after adjustable resistance R2 with the positive pole of polar capacitor C3,
One end is connected with the base stage of audion VT1, the resistance R3 that the other end is connected with the P poles of diode D3, and one end is electric with polarity
The positive pole of appearance C4 is connected, the resistance R5 that the other end is connected with the VDD pins of control chip U2, and positive pole is Jing after adjustable resistance R6
Be connected with the base stage of audion VT2, the polar capacitor C5 that negative pole is connected with the OSC1 pins of control chip U2, P poles with control
The diode D4 that the KEY pins of coremaking piece U2 are connected, N poles are connected with the base stage of audion VT2, one end and control chip U2
OSC4 pins be connected, the inductance L2 that the other end is connected with the base stage of audion VT2, P poles Jing after resistance R12 with control core
The diode D5 that the Q3 pins of piece U2 are connected, N poles are connected Jing after resistance R13 with the base stage of audion VT5, one end
Be connected with the colelctor electrode of audion VT4, the other end be connected with the colelctor electrode of audion VT3 after be grounded resistance R11, positive pole
Be connected with the Q2 pins of control chip U2, the polar capacitor C6 that negative pole is connected with the base stage of audion VT4, positive pole Jing resistance
Be connected with the Q1 pins of control chip U2 after R9, the polar capacitor C7 that negative pole is connected with the base stage of audion VT3, negative pole with
The polar capacitor C8 that the emitter stage of audion VT4 is connected, positive pole is connected Jing after resistance R8 with the emitter stage of audion VT3,
The polar capacitor C9 that positive pole is connected with the outfan of amplifier P, negative pole is connected with the control end of unidirectional thyristor VS, one end
Be connected with the emitter stage of audion VT3, the resistance R10 that the other end is connected with the emitter stage of audion VT5, one end with it is unidirectional
The anode of IGCT VS is connected, the P poles of the other end and diode D3 be collectively forming control circuit outfan resistance R7, just
The polar capacitor C10 that pole is connected with the positive pole of amplifier P, negative pole is connected Jing after resistance R14 with the outfan of amplifier P,
Positive pole is connected Jing after resistance R15 with the negative pole of amplifier P, the polar capacitor that negative pole is connected with the outfan of amplifier P
C11, P pole is connected with the negative pole of amplifier P, the diode that N poles are connected Jing after resistance R16 with the negative pole of polar capacitor C11
D6, and the adjustable resistance R17 that one end is connected with the negative pole of amplifier P, the other end is connected with the colelctor electrode of audion VT5
Composition；The positive pole of the amplifier P is connected with the emitter stage of audion VT3；The N poles of the diode D4 also with adjustable resistance
The adjustable side of R6 is connected；The grounded collector of the audion VT2, its emitter stage are connected with the VSS pins of control chip U2
Connect；The VSS pins of the control chip U2 are also connected with the colelctor electrode of audion VT5, its GND pins ground connection；Three pole
The colelctor electrode of pipe VT4 is also connected with the P poles of diode D5；The colelctor electrode of the audion VT5 is also with unidirectional thyristor VS's
Negative electrode is grounded after being connected；Two inputs of the diode rectifier U1 are collectively forming the input of control circuit.
2. a kind of LED flash band overvoltage suppressive energy-saving control circuit according to claim 1, its feature exists
In the control chip U2 is that HCF4060 divides integrated chip.
3. a kind of LED flash band overvoltage suppressive energy-saving control circuit according to claim 2, its feature exists
In the unidirectional thyristor VS is TYN625 unidirectional thyristors.
4. a kind of LED flash band overvoltage suppressive energy-saving control circuit according to claim 3, its feature exists
In the diode rectifier U1 is the diode rectifier of 4 1N4004 silicon rectifier diodes compositions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621111540.8U CN206181437U (en) | 2016-10-11 | 2016-10-11 | LED flash light area is with overvoltage suppressing type energy -saving control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621111540.8U CN206181437U (en) | 2016-10-11 | 2016-10-11 | LED flash light area is with overvoltage suppressing type energy -saving control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206181437U true CN206181437U (en) | 2017-05-17 |
Family
ID=58677219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621111540.8U Withdrawn - After Issue CN206181437U (en) | 2016-10-11 | 2016-10-11 | LED flash light area is with overvoltage suppressing type energy -saving control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206181437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106304506A (en) * | 2016-10-11 | 2017-01-04 | 四川万康节能环保科技有限公司 | A kind of LED flash band Overvoltage suppressing type energy-saving control circuit |
-
2016
- 2016-10-11 CN CN201621111540.8U patent/CN206181437U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106304506A (en) * | 2016-10-11 | 2017-01-04 | 四川万康节能环保科技有限公司 | A kind of LED flash band Overvoltage suppressing type energy-saving control circuit |
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