CN108990219A - Thyristor regulating optical module based on adjustable photo resistance - Google Patents
Thyristor regulating optical module based on adjustable photo resistance Download PDFInfo
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- CN108990219A CN108990219A CN201811042949.2A CN201811042949A CN108990219A CN 108990219 A CN108990219 A CN 108990219A CN 201811042949 A CN201811042949 A CN 201811042949A CN 108990219 A CN108990219 A CN 108990219A
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- China
- Prior art keywords
- photo resistance
- light emitting
- emitting diode
- power supply
- pin
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- 230000003287 optical effect Effects 0.000 title claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 11
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 25
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000000087 stabilizing effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of thyristor regulating optical modules based on adjustable photo resistance, are related to light-adjusting module technical field.The present invention includes PWM output end, light emitting diode, photo resistance and power supply, and light emitting diode includes anode and cathode, and power supply includes pin 1 and pin 2, the anode connection of PWM output end and light emitting diode；The cathode of light emitting diode is grounded；Light emitting diode is irradiated photo resistance, and the resistance value of photo resistance is changed with the brightness of light emitting diode；The connection of the pin 1 of photo resistance one end and power supply；The photo resistance other end is connected by the pin 2 of a bidirectional triode thyristor and power supply.The present invention passes through the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU, to change the resistance value of adjustable photo resistance, to adjust the conducting of bidirectional triode thyristor, the light modulation to LED module is realized, while avoiding and problem is dodged to the hand-operating light and lamp of LED lamp panel.
Description
Technical field
The invention belongs to light-adjusting module technical fields, more particularly to a kind of controllable silicon light modulation based on adjustable photo resistance
Module.
Background technique
Controllable silicon light modulation technology most starts to be applied to incandescent lamp light modulation, can easily be controlled by light-control knob and give lamp
The energy of bubble, to adjust the brightness of incandescent lamp.Controllable silicon dimmer has huge energy-saving benefit.Bidirectional triode thyristor is general
Lead to it is silicon-controlled on the basis of develop made of, it can not only replace in parallel silicon-controlled of two reversed polarity, and only need a touching
Power Generation Road is more satisfactory alternating-current switch device.
Although there are LED light currently, existing thyristor regulating optical module LED lamp panel may be implemented the adjusting of brightness
The problem of sudden strain of a muscle, to there is certain adverse effect to the vision of lighting effect and human body.
Summary of the invention
The purpose of the present invention is to provide a kind of thyristor regulating optical modules based on adjustable photo resistance, by utilizing MCU
I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle, to change the resistance value of adjustable photo resistance, to adjust two-way controllable
The conducting of silicon realizes the light modulation to LED module, and solving existing thyristor regulating optical module, there are LED light when being dimmed
The problem of sudden strain of a muscle.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is a kind of thyristor regulating optical module based on adjustable photo resistance, including PWM output end, light-emitting diodes
Pipe, photo resistance and power supply, the light emitting diode include anode and cathode, and the power supply includes pin 1 and pin 2, described
The anode of PWM output end and light emitting diode connects；The cathode of the light emitting diode is grounded；The light emitting diode is to photosensitive
Resistance is irradiated, and the resistance value of the photo resistance is changed with the brightness of light emitting diode；Described photo resistance one end with
The pin 1 of power supply connects；The photo resistance other end is connected by the pin 2 of a bidirectional triode thyristor and power supply；It is described to shine
A resistance R3 is parallel on diode；By the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU, to change
The resistance value of adjustable photo resistance realizes the light modulation to LED module, avoids simultaneously to adjust the conducting of bidirectional triode thyristor
Hand-operating light and lamp to LED lamp panel dodge problem.
Further, resistance R5, zener diode have been sequentially connected in series between described photo resistance one end and bidirectional triode thyristor
ZD1 and zener diode ZD2；The valve pole of the zener diode ZD2 access bidirectional triode thyristor, carries out pressure stabilizing to circuit to realize
Effect.
Further, the pin 1 of the pole the B access power supply of the bidirectional triode thyristor；Electricity is accessed in the pole T of the bidirectional triode thyristor
The pin 2 in source；Resistance R4 and filter capacitor C1 are parallel between the bidirectional triode thyristor and power supply；Facilitate the charge and discharge to capacitor
Electric speed is limited, and buffer function is played.
The invention has the following advantages:
1, the present invention is adjustable photosensitive to change by the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU
The resistance value of resistance realizes the light modulation to LED module, while avoiding to LED lamp panel to adjust the conducting of bidirectional triode thyristor
Hand-operating light and lamp dodge problem.
2, the present invention between photo resistance one end and bidirectional triode thyristor by being sequentially connected in series resistance R5, zener diode
ZD1 and zener diode ZD2 realizes the effect that pressure stabilizing is carried out to circuit.
3, the present invention is realized by the parallel resistance R4 between bidirectional triode thyristor and power supply and filter capacitor C1 to capacitor
The effect that is limited of charge/discharge speed, play buffer function.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is electrical block diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Refering to Figure 1, the present invention is a kind of thyristor regulating optical module based on adjustable photo resistance, including PWM is defeated
Outlet, light emitting diode, photo resistance and power supply, light emitting diode include anode and cathode, and power supply includes pin 1 and pin 2,
The anode of PWM output end and light emitting diode connects；The cathode of light emitting diode is grounded；Light emitting diode carries out photo resistance
Irradiation, the resistance value of photo resistance are changed with the brightness of light emitting diode；The connection of the pin 1 of photo resistance one end and power supply；
The photo resistance other end is connected by the pin 2 of a bidirectional triode thyristor and power supply；A resistance R3 is parallel on light emitting diode；It is logical
The I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU are crossed, to change the resistance value of adjustable photo resistance, to adjust
The conducting for saving bidirectional triode thyristor, realizes the light modulation to LED module, while avoiding hand-operating light and the lamp sudden strain of a muscle to LED lamp panel
Problem.
Wherein, resistance R5, zener diode ZD1 and pressure stabilizing have been sequentially connected in series between photo resistance one end and bidirectional triode thyristor
Diode ZD2；Zener diode ZD2 accesses the valve pole of bidirectional triode thyristor, to realize the effect for carrying out pressure stabilizing to circuit.
Wherein, the pin 1 of the pole the B access power supply of bidirectional triode thyristor；The pin 2 of the pole the T access power supply of bidirectional triode thyristor；It is double
Resistance R4 and filter capacitor C1 are parallel between power supply to silicon-controlled；Help to limit the charge/discharge speed of capacitor,
Play buffer function.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (3)
1. a kind of thyristor regulating optical module based on adjustable photo resistance, including PWM output end, light emitting diode, photo resistance
And power supply, the light emitting diode includes anode and cathode, the power supply include pin 1 and pin 2, it is characterised in that:
The anode of the PWM output end and light emitting diode connects；The cathode of the light emitting diode is grounded；The light-emitting diodes
Pipe is irradiated photo resistance, and the resistance value of the photo resistance is changed with the brightness of light emitting diode；
The connection of the pin 1 of described photo resistance one end and power supply；The photo resistance other end passes through a bidirectional triode thyristor and electricity
The pin 2 in source connects；
A resistance R3 is parallel on the light emitting diode.
2. a kind of thyristor regulating optical module based on adjustable photo resistance according to claim 1, which is characterized in that described
Resistance R5, zener diode ZD1 and zener diode ZD2 have been sequentially connected in series between photo resistance one end and bidirectional triode thyristor；
The valve pole of the zener diode ZD2 access bidirectional triode thyristor.
3. a kind of thyristor regulating optical module based on adjustable photo resistance according to claim 1, which is characterized in that described
The pin 1 of the pole the B access power supply of bidirectional triode thyristor；The pin 2 of the pole the T access power supply of the bidirectional triode thyristor；
Wherein, resistance R4 and filter capacitor C1 are parallel between the bidirectional triode thyristor and power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811042949.2A CN108990219A (en) | 2018-09-05 | 2018-09-05 | Thyristor regulating optical module based on adjustable photo resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811042949.2A CN108990219A (en) | 2018-09-05 | 2018-09-05 | Thyristor regulating optical module based on adjustable photo resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108990219A true CN108990219A (en) | 2018-12-11 |
Family
ID=64545132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811042949.2A Pending CN108990219A (en) | 2018-09-05 | 2018-09-05 | Thyristor regulating optical module based on adjustable photo resistance |
Country Status (1)
| Country | Link |
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| CN (1) | CN108990219A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405715A (en) * | 2020-04-03 | 2020-07-10 | 宁波科尔维特照明有限公司 | Silicon controlled rectifier dimming system and dimming method thereof |
| CN111601424A (en) * | 2020-06-02 | 2020-08-28 | 上海安导电子科技有限公司 | Intelligent switch control management device and method suitable for street lamp |
Citations (7)
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|---|---|---|---|---|
| CN101303608A (en) * | 2008-06-12 | 2008-11-12 | 黄竞 | Multiplex temperature detect controller |
| CN201533297U (en) * | 2009-09-20 | 2010-07-21 | 韦周前 | Thyristor trigger circuit |
| CN103491684A (en) * | 2013-09-26 | 2014-01-01 | 河南城建学院 | Control system and method for constant output light source |
| WO2014094316A1 (en) * | 2012-12-20 | 2014-06-26 | 深圳市华星光电技术有限公司 | Led backlight driving circuit and liquid crystal display device |
| CN204244514U (en) * | 2014-10-22 | 2015-04-01 | 天津兼兼网络科技有限公司 | A kind of illuminating lamp intelligent dimming controller |
| CN107995755A (en) * | 2016-10-27 | 2018-05-04 | 常州市小先信息技术有限公司 | Indoor intelligent light control system and its control method |
| CN209072769U (en) * | 2018-09-05 | 2019-07-05 | 宁波科尔维特照明有限公司 | Thyristor regulating optical module based on adjustable photo resistance |
-
2018
- 2018-09-05 CN CN201811042949.2A patent/CN108990219A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101303608A (en) * | 2008-06-12 | 2008-11-12 | 黄竞 | Multiplex temperature detect controller |
| CN201533297U (en) * | 2009-09-20 | 2010-07-21 | 韦周前 | Thyristor trigger circuit |
| WO2014094316A1 (en) * | 2012-12-20 | 2014-06-26 | 深圳市华星光电技术有限公司 | Led backlight driving circuit and liquid crystal display device |
| CN103491684A (en) * | 2013-09-26 | 2014-01-01 | 河南城建学院 | Control system and method for constant output light source |
| CN204244514U (en) * | 2014-10-22 | 2015-04-01 | 天津兼兼网络科技有限公司 | A kind of illuminating lamp intelligent dimming controller |
| CN107995755A (en) * | 2016-10-27 | 2018-05-04 | 常州市小先信息技术有限公司 | Indoor intelligent light control system and its control method |
| CN209072769U (en) * | 2018-09-05 | 2019-07-05 | 宁波科尔维特照明有限公司 | Thyristor regulating optical module based on adjustable photo resistance |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405715A (en) * | 2020-04-03 | 2020-07-10 | 宁波科尔维特照明有限公司 | Silicon controlled rectifier dimming system and dimming method thereof |
| CN111601424A (en) * | 2020-06-02 | 2020-08-28 | 上海安导电子科技有限公司 | Intelligent switch control management device and method suitable for street lamp |
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