CN203708547U - A single-button memory LED light modulation control circuit - Google Patents
A single-button memory LED light modulation control circuit Download PDFInfo
- Publication number
- CN203708547U CN203708547U CN201320809623.4U CN201320809623U CN203708547U CN 203708547 U CN203708547 U CN 203708547U CN 201320809623 U CN201320809623 U CN 201320809623U CN 203708547 U CN203708547 U CN 203708547U
- Authority
- CN
- China
- Prior art keywords
- control circuit
- resistance
- capacitor
- circuit
- switch
- 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.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a single-button memory LED light modulation control circuit comprising an LED luminescence unit, a drive circuit connected to the LED luminescence unit, a power supply circuit connected to the drive circuit, a control circuit connected to the power supply circuit and a switch circuit connected to the control circuit. The switch circuit comprises a switch S1. According to the utility model, through the above circuit, following advantages are realized: 1, a power supply mode of the control circuit is that power supplying directly comes from a voltage transformer feedback winding, and the power and the efficiency of a drive power supply will not be influenced when a consumed current of the control circuit is about 5MA; 2, through the control circuit, the brightness in the last usage can be memorized; 3, only a common switch is needed and a light modulation switch controller does not need to be installed; the applicability is wide and the cost is low; and 4, a user can control a lamp to reach light brightness degrees of more than three kinds through the control of the switch S1, so that the operation is simple. Furthermore, the circuits of the single-button memory LED light modulation control circuit of the utility model are simple in structure and easy to realized, and the single-button memory LED light modulation control circuit is good in practicality.
Description
Technical field
The utility model relates to LED lamp lighting control technique field, particularly a kind of design of dimming control circuit of LED lamp.
Background technology
At present, in the brightness adjustment of LED illuminating lamp, generally use reverse-blocking tetrode thyristor, for example bidirectional triode thyristor dimmer.The principle of brightness that bidirectional triode thyristor dimmer is adjusted LED illuminating lamp is as follows: according to carrying out gating, the bidirectional triode thyristor pulse that output waveform lacks with the AC wave shape of the corresponding ratio of control signal from inputs such as the switches commercial ac power source to the 100V from general etc.Therefore, by directly applying this bidirectional triode thyristor pulse to LED illuminating lamp etc., can by the brilliance control of LED illuminating lamp be and the corresponding brightness of control signal.Reverse-blocking tetrode thyristor is because it can carry out light modulation and extensively popularize with fairly simple structure.
But, adopt reverse-blocking tetrode thyristor to regulate the lamplight brightness cost highly compatible of LED illuminating lamp bad.Meanwhile, Radio infrared remote control realizes and regulates the colour temperature cost compare of LED illuminating lamp high, and will design special power supply circuits, brings and uses inconvenience to user.
Utility model content
Therefore, for above-mentioned problem, the utility model proposes a kind of singly-bound memory LED adjusting control circuit, make it pass through common family switch key, can control and make light fixture reach more than three kinds lamplight brightness.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is, singly-bound memory LED adjusting control circuit, the drive circuit that comprises LED luminescence unit, be connected with LED luminescence unit, the power circuit being connected with drive circuit, the control circuit being connected with power circuit and the switching circuit being connected with control circuit, described switching circuit comprises switch S 1.
As a further scheme, described switching circuit comprises switch S 1, fuse F1, piezo-resistance VR1, rectifier bridge D1, inductance L 1, resistance R L1, capacitor C X1, capacitor C 2 and capacitor C 3, one end of switch S 1 connects AC output L line end, after the other end series connection fuse F1 of switch S 1, connect one end of capacitor C X1, an AC pin of one end of piezo-resistance VR1 and rectifier bridge D1, the other end of capacitor C X1 is connected the 2nd AC pin of rectifier bridge D1 with the other end of piezo-resistance VR1, the V-pin ground connection of rectifier bridge D1, the V+ pin of rectifier bridge D1 connects one end of inductance L 1, one end of one end of resistance R L1 and capacitor C 2, the other end ground connection of capacitor C 2, the other end of the other end contact resistance RL1 of inductance L 1, one end of capacitor C 3 and control circuit, the other end ground connection of capacitor C 3.
Further, described control circuit is by driving chip U1, control chip U2, linear voltage stabilization chip U3 and follow circuit thereof to realize.Preferably, drive chip U1 to adopt the drive IC that model is QX9931 to realize, control chip U2 adopts the control IC that model is 15L104F to realize, and it is that TG1033 low pressure difference linear voltage regulator (LDO, low dropout regulator) is realized that linear voltage stabilization chip U3 adopts model.
More specifically, described control circuit comprises driving chip U1, control chip U2, linear voltage stabilization chip U3, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 6, resistance R 7, resistance R 8, resistance R 9, resistance R 10, resistance R 11, resistance R 12, resistance R 13, resistance R 14, resistance R s1, resistance R s2, capacitor C 1, capacitor C 6, capacitor C 7, capacitor C 8, capacitor C 9, diode D2, diode D4, diode D5, field effect transistor Q1 and triode Q2, one end of one end contact resistance R1 of resistance R 2, one end of capacitor C 1 and power circuit, one end of contact resistance R4 after the other end series resistance R3 of resistance R 2, drive the 8th pin of chip U1, one end of capacitor C 6, the negative pole of the positive pole of diode D5 and diode D4, the other end of resistance R 4 connects the 1st pin that drives chip U1, the collector electrode of triode Q2, ground connection after the 2nd pin series capacitance C7 of driving chip U1, ground connection after the 3rd pin series resistance R9 of driving chip U1, drive the 4th pin of chip U1 to connect the S level of field effect transistor Q1, one end of one end of resistance R s1 and resistance R s2, the other end of resistance R s1, the other end of resistance R s2, drive the 6th pin ground connection of chip U1, drive the 5th one end of pin contact resistance R8 and one end of resistance R 9 of chip U1, drive series capacitance C6 between the 6th pin of chip U1 and the 8th pin of driving chip U1, after the 7th pin series resistance R6 of driving chip U1, connect the G level of field effect transistor Q1, the other end of contact resistance R1 and the other end of capacitor C 1 after the D level series diode D2 of field effect transistor Q1, one end of the anodal contact resistance R7 of diode D4 and one end of resistance R 12, the other end of the other end contact resistance R8 of resistance R 7, the other end of resistance R 12 connects the 5th pin of control chip U2, one end of resistance R 13, the other end ground connection of resistance R 13, after the cathode series resistance R11 of diode D5, connect the input of linear voltage stabilization chip U3 and the anode of capacitor C 9, negative terminal, the earth terminal of linear voltage stabilization chip U3 and the negativing ending grounding of capacitor C 8 of capacitor C 9, the output of linear voltage stabilization chip U3 is connected to the anode of capacitor C 8 and the 8th pin of control chip U2, after the 1st pin series resistance R14 of control chip U2, be connected to the base stage of triode Q2, the grounded emitter of triode Q2, the 4th pin ground connection of control chip U2.
Further, described power circuit comprises transformer T1, and the supply power mode of control circuit is directly from the feedback winding of transformer T1.
Further, described LED luminescence unit comprises the many groups of LED lamp strings that are connected in parallel.
In foregoing circuit, by the open and close of single switch (switch S 1), drive chip U1 to obtain voltage and control respectively the brightness of LED lamp to control circuit.In the time that switch S 1 is closed, control chip U2 obtains electric current and voltage by the feedback winding of transformer, and at this time control chip U2 starts working, and makes triode conducting with the brightness output corresponding pulses voltage setting.In the time that switch S 1 is separated, driving power output voltage reduces, control chip U2 detects power-off, when control chip U2 stop pulse is exported and starts to continue, when detect that again driver has Voltage-output in certain hour (within 3S), so just jump to next brightness output.When output certain hour (more than 5S) circuit does not detect driver closed condition, store so current brightness, when turn on light next time, just export with this brightness.
The utility model is by foregoing circuit, and compared with prior art, tool has the following advantages: 1, the supply power mode of control circuit is directly from transformer feedback winding, and control circuit power consumption stream 5MA left and right can not impact the power efficiency of driving power; 2, by control circuit, can remember the brightness of last use; 3, only need a common switch, dimmer switch controller need not be installed, suitable application is wide, and it is with low cost; 4, user can pass through control switch S1, can control light fixture and make it reach more than three kinds lamplight brightness, simple to operate.In addition, circuit structure of the present utility model is simple, is easy to realize, and has good practicality.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of adjusting control circuit of the present utility model;
Fig. 2 is the circuit theory diagrams of adjusting control circuit of the present utility model.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
With reference to Fig. 1, singly-bound memory LED adjusting control circuit of the present utility model, the drive circuit that comprises LED luminescence unit, is connected with LED luminescence unit, the power circuit being connected with drive circuit, the control circuit being connected with power circuit and the switching circuit being connected with control circuit.
As a specific embodiment, with reference to Fig. 2, described switching circuit comprises switch S 1, fuse F1, piezo-resistance VR1, rectifier bridge D1, inductance L 1, resistance R L1, capacitor C X1, capacitor C 2 and capacitor C 3, one end of switch S 1 connects AC output L line end, after the other end series connection fuse F1 of switch S 1, connect one end of capacitor C X1, an AC pin of one end of piezo-resistance VR1 and rectifier bridge D1, the other end of capacitor C X1 is connected the 2nd AC pin of rectifier bridge D1 with the other end of piezo-resistance VR1, the V-pin ground connection of rectifier bridge D1, the V+ pin of rectifier bridge D1 connects one end of inductance L 1, one end of one end of resistance R L1 and capacitor C 2, the other end ground connection of capacitor C 2, the other end of the other end contact resistance RL1 of inductance L 1, one end of capacitor C 3 and control circuit, the other end ground connection of capacitor C 3.
Described control circuit is by driving chip U1, control chip U2, linear voltage stabilization chip U3 and follow circuit thereof to realize.Wherein, the driving chip U1 of the present embodiment adopts the drive IC that model is QX9931 to realize, control chip U2 adopts the control IC that model is 15L104F to realize, it is that TG1033 low pressure difference linear voltage regulator (LDO, low dropout regulator) is realized that linear voltage stabilization chip U3 adopts model.
More specifically, referring to Fig. 2, described control circuit comprises driving chip U1, control chip U2, linear voltage stabilization chip U3, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 6, resistance R 7, resistance R 8, resistance R 9, resistance R 10, resistance R 11, resistance R 12, resistance R 13, resistance R 14, resistance R s1, resistance R s2, capacitor C 1, capacitor C 6, capacitor C 7, capacitor C 8, capacitor C 9, diode D2, diode D4, diode D5, field effect transistor Q1 and triode Q2, one end of one end contact resistance R1 of resistance R 2, one end of capacitor C 1 and power circuit, one end of contact resistance R4 after the other end series resistance R3 of resistance R 2, drive the 8th pin of chip U1, one end of capacitor C 6, the negative pole of the positive pole of diode D5 and diode D4, the other end of resistance R 4 connects the 1st pin that drives chip U1, the collector electrode of triode Q2, ground connection after the 2nd pin series capacitance C7 of driving chip U1, ground connection after the 3rd pin series resistance R9 of driving chip U1, drive the 4th pin of chip U1 to connect the S level of field effect transistor Q1, one end of one end of resistance R s1 and resistance R s2, the other end of resistance R s1, the other end of resistance R s2, drive the 6th pin ground connection of chip U1, drive the 5th one end of pin contact resistance R8 and one end of resistance R 9 of chip U1, drive series capacitance C6 between the 6th pin of chip U1 and the 8th pin of driving chip U1, after the 7th pin series resistance R6 of driving chip U1, connect the G level of field effect transistor Q1, the other end of contact resistance R1 and the other end of capacitor C 1 after the D level series diode D2 of field effect transistor Q1, one end of the anodal contact resistance R7 of diode D4 and one end of resistance R 12, the other end of the other end contact resistance R8 of resistance R 7, the other end of resistance R 12 connects the 5th pin of control chip U2, one end of resistance R 13, the other end ground connection of resistance R 13, after the cathode series resistance R11 of diode D5, connect the input of linear voltage stabilization chip U3 and the anode of capacitor C 9, negative terminal, the earth terminal of linear voltage stabilization chip U3 and the negativing ending grounding of capacitor C 8 of capacitor C 9, the output of linear voltage stabilization chip U3 is connected to the anode of capacitor C 8 and the 8th pin of control chip U2, after the 1st pin series resistance R14 of control chip U2, be connected to the base stage of triode Q2, the grounded emitter of triode Q2, the 4th pin ground connection of control chip U2.
Described power circuit comprises transformer T1, and the supply power mode of control circuit is directly from the feedback winding of transformer T1, and like this, control circuit power consumption stream 5MA left and right can not impact the power efficiency of driving power.
Described LED luminescence unit comprises the many groups of LED lamp strings that are connected in parallel.
In foregoing circuit, by the open and close of single switch, drive chip U1 to obtain voltage and control respectively the brightness of LED lamp to control circuit.In the time that switch S 1 is closed, control chip U2 obtains electric current and voltage by the feedback winding of transformer, and at this time control chip U2 starts working, and makes triode conducting with the brightness output corresponding pulses voltage setting.In the time that switch S 1 is separated, driving power output voltage reduces, control chip U2 detects power-off, when control chip U2 stop pulse is exported and starts to continue, when detect that again driver has Voltage-output in certain hour (within 3S), so just jump to next brightness output.When output certain hour (more than 5S) circuit does not detect driver closed condition, store so current brightness, when turn on light next time, just export with this brightness.
The utility model only needs a regular tap, and dimmer switch controller need not be installed, and can realize the brightness adjustment control to LED luminescence unit, and its suitable application is wide, easy to use.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.
Claims (5)
1. singly-bound memory LED adjusting control circuit, it is characterized in that: the drive circuit that comprises LED luminescence unit, is connected with LED luminescence unit, the power circuit being connected with drive circuit, the control circuit being connected with power circuit and the switching circuit being connected with control circuit, described switching circuit comprises switch S 1;
Described switching circuit comprises switch S 1, fuse F1, piezo-resistance VR1, rectifier bridge D1, inductance L 1, resistance R L1, capacitor C X1, capacitor C 2 and capacitor C 3, one end of switch S 1 connects AC output L line end, after the other end series connection fuse F1 of switch S 1, connect one end of capacitor C X1, an AC pin of one end of piezo-resistance VR1 and rectifier bridge D1, the other end of capacitor C X1 is connected the 2nd AC pin of rectifier bridge D1 with the other end of piezo-resistance VR1, the V-pin ground connection of rectifier bridge D1, the V+ pin of rectifier bridge D1 connects one end of inductance L 1, one end of one end of resistance R L1 and capacitor C 2, the other end ground connection of capacitor C 2, the other end of the other end contact resistance RL1 of inductance L 1, one end of capacitor C 3 and control circuit, the other end ground connection of capacitor C 3.
2. singly-bound memory LED adjusting control circuit according to claim 1, is characterized in that: described control circuit is by driving chip U1, control chip U2, linear voltage stabilization chip U3 and follow circuit thereof to realize.
3. singly-bound memory LED adjusting control circuit according to claim 2, it is characterized in that: described driving chip U1 adopts the drive IC that model is QX9931 to realize, control chip U2 adopts the control IC that model is 15L104F to realize, and it is that TG1033 low pressure difference linear voltage regulator is realized that linear voltage stabilization chip U3 adopts model.
4. singly-bound memory LED adjusting control circuit according to claim 1, is characterized in that: described power circuit comprises transformer T1, and the feedback winding of transformer T1 is control circuit power supply.
5. singly-bound memory LED adjusting control circuit according to claim 1, is characterized in that: described LED luminescence unit comprises the many groups of LED lamp strings that are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809623.4U CN203708547U (en) | 2013-12-11 | 2013-12-11 | A single-button memory LED light modulation control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809623.4U CN203708547U (en) | 2013-12-11 | 2013-12-11 | A single-button memory LED light modulation control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203708547U true CN203708547U (en) | 2014-07-09 |
Family
ID=51058922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320809623.4U Expired - Fee Related CN203708547U (en) | 2013-12-11 | 2013-12-11 | A single-button memory LED light modulation control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203708547U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219837A (en) * | 2014-08-26 | 2014-12-17 | 烽火通信科技股份有限公司 | Method for intelligently managing and controlling indicator lamps of subscriber terminal equipment |
| CN104582206A (en) * | 2015-02-05 | 2015-04-29 | 许瑞清 | On-off operation identification circuit with memory function |
| CN104780679A (en) * | 2015-04-10 | 2015-07-15 | 陕西亚成微电子股份有限公司 | Lamp control method and device |
| CN106304500A (en) * | 2016-09-23 | 2017-01-04 | 厦门矿通科技有限公司 | A kind of driving chip for LED illumination power management and drive circuit |
| CN106507531A (en) * | 2016-09-23 | 2017-03-15 | 厦门矿通科技有限公司 | A kind of LED illumination power drives chip and drive circuit |
| CN107241828A (en) * | 2017-06-15 | 2017-10-10 | 佛山电器照明股份有限公司 | A kind of phase-cut dimming LED circuit with small night lamp function |
| CN112630512A (en) * | 2020-12-07 | 2021-04-09 | 浙江中控技术股份有限公司 | FF bus under-voltage indicating circuit |
-
2013
- 2013-12-11 CN CN201320809623.4U patent/CN203708547U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219837A (en) * | 2014-08-26 | 2014-12-17 | 烽火通信科技股份有限公司 | Method for intelligently managing and controlling indicator lamps of subscriber terminal equipment |
| CN104582206A (en) * | 2015-02-05 | 2015-04-29 | 许瑞清 | On-off operation identification circuit with memory function |
| CN104780679A (en) * | 2015-04-10 | 2015-07-15 | 陕西亚成微电子股份有限公司 | Lamp control method and device |
| CN106304500A (en) * | 2016-09-23 | 2017-01-04 | 厦门矿通科技有限公司 | A kind of driving chip for LED illumination power management and drive circuit |
| CN106507531A (en) * | 2016-09-23 | 2017-03-15 | 厦门矿通科技有限公司 | A kind of LED illumination power drives chip and drive circuit |
| CN107241828A (en) * | 2017-06-15 | 2017-10-10 | 佛山电器照明股份有限公司 | A kind of phase-cut dimming LED circuit with small night lamp function |
| CN107241828B (en) * | 2017-06-15 | 2019-08-16 | 佛山电器照明股份有限公司 | A kind of phase-cut dimming LED circuit with small night lamp function |
| CN112630512A (en) * | 2020-12-07 | 2021-04-09 | 浙江中控技术股份有限公司 | FF bus under-voltage indicating circuit |
| CN112630512B (en) * | 2020-12-07 | 2024-05-03 | 浙江中控技术股份有限公司 | FF bus undervoltage indicating circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203708547U (en) | A single-button memory LED light modulation control circuit | |
| CN101742771B (en) | Portable type lamp, light dimming circuit and light dimming method | |
| CN101977469B (en) | Adjustable LED drive power supply | |
| CN101835306B (en) | Led lamp control circuit and led lamp | |
| CN105338690A (en) | LED dimming power source | |
| CN102612197A (en) | LED (light emitting diode) driving circuit and LED lamp using same | |
| CN201854486U (en) | Constant-current LED (light-emitting diode) driving power supply | |
| CN103152939A (en) | Four-in-one light-dimming circuit of light-emitting diode (LED) power source | |
| CN205283895U (en) | Lamp circuit | |
| CN202310206U (en) | Control circuit of ultra-low-power single wire power supply touch switch | |
| CN203984749U (en) | A kind of stepless dimming Touching controlling lamp | |
| CN208337933U (en) | A kind of Novel LED light driving circuit structure | |
| CN201708999U (en) | Touch led controller | |
| CN202873125U (en) | Driver integrating light modulation of touch switch with LED illumination | |
| CN202026504U (en) | Driving circuit of light emitting diode (LED) constant current source | |
| CN201967198U (en) | LED lamp driving power circuit | |
| CN204046881U (en) | A kind of LED dimming power source | |
| CN204014210U (en) | For the output current control circuit of LED driving power switch-segment light modulation | |
| CN103857107A (en) | Light fixture and light modulation circuit thereof | |
| CN203645892U (en) | Constant current adjustable backlight circuit | |
| CN208739455U (en) | LED touch dimmer temperature driving power | |
| CN206640839U (en) | A kind of LED drive circuit | |
| CN204206542U (en) | A kind of LED dimming drive power circuit | |
| CN202551430U (en) | Dimming lamp | |
| CN204231705U (en) | A kind of LED intelligent dimming drive and control circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20171211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |