CN207603953U - A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic - Google Patents
A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic Download PDFInfo
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- CN207603953U CN207603953U CN201721776126.3U CN201721776126U CN207603953U CN 207603953 U CN207603953 U CN 207603953U CN 201721776126 U CN201721776126 U CN 201721776126U CN 207603953 U CN207603953 U CN 207603953U
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 14
- 239000010703 silicon Substances 0.000 title claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 230000008030 elimination Effects 0.000 claims abstract description 5
- 238000003379 elimination reaction Methods 0.000 claims abstract description 5
- 230000005669 field effect Effects 0.000 claims description 12
- 239000003086 colorant Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
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- 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]
Abstract
A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic, it is characterised in that：It is made of over-current protecting unit, rectification unit, isolated location, filter unit, dimming unit, color-temperature regulating unit, elimination power-frequency ripple current unit；The circuit that the utility model circuit arrangement provides can realize that the brightness linear of LED light is adjusted, and realize that LED light realizes the variation of colour temperature during degree of lightening, and designed using power-frequency ripple current unit is eliminated, realize effect of the mobile phone photographed screen without stroboscopic.
Description
Technical field
The utility model is related to LED driving circuits technical field more particularly to a kind of compatible silicon controlled light modulation toning Gao Gong
LED drive circuit of the rate factor without stroboscopic.
Background technology
There is key effect, existing high power in LED Lighting Industries for dimming the LED driving circuits of toning
Factor light modulation toning scheme is usually the circuit constant current of the compatible silicon controlled High Power Factor of prime, and rear class microcontroller passes through field
The LED current size of effect management and control two-way different-colour, to realize the variation of the brightness of LED light and colour temperature.When mobile phone is opposite
The phenomenon that LED light is clapped, and mobile phone screen generally has stroboscopic, and need to write program, peripheral circuit is complicated, and the design cycle is long,
Circuit plate bulk is big, and production cost is high.
Utility model content
It is strong, electric to provide a kind of compatibility for the defects of technical problem to be solved in the utility model is, overcomes the prior art
Road is simple, the compatible silicon controlled light modulation of high conversion efficiency toning LED drive circuit of the High Power Factor without stroboscopic, the utility model
It adopts the following technical scheme that.
A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic, it is characterised in that：By overcurrent
Protection location, isolated location, filter unit, dimming unit, color-temperature regulating unit, eliminates power-frequency ripple current unit at rectification unit
Composition；The input terminal of over-current protecting unit is connected with alternating voltage, the input of the output terminal and rectification unit of over-current protecting unit
End connection, the output terminal of rectification unit connect respectively with the input terminal of isolated location, the output terminal for eliminating power-frequency ripple current unit
It connects, the output terminal of isolated location is connected with the input terminal of dimming unit, the output terminal of dimming unit and the input terminal of filter unit
Connection, the output terminal of filter unit are connected with the input terminal of color-temperature regulating unit, the output terminal of color-temperature regulating unit and elimination power frequency line
The input terminal connection of wave current unit.
Dimming unit includes light modulation chip U1, resistance R1, R3, R4；The 1st pin of light modulation chip U1 is connected to rectification unit
The cathode of output terminal；It dims after the 2nd pin serial connection resistance R3 of chip U1 and the 3rd pins in parallel of light modulation chip U1, Ran Houyi
And it is grounded after connecting resistance R4；Dim the 4th pin ground connection of chip U1；Dim chip U1 the 5th, the 6th, after the 7th pins in parallel
It is connected to the input terminal for eliminating power-frequency ripple current unit；Color-temperature regulating unit include toning chip U2, Light-emitting diode LED 1,
LED2, resistance R8, R9；Circuit output end anode is connected to after the 1st pin serial connection Light-emitting diode LED 2 of toning chip U2；It adjusts
The 2nd pin serial connection resistance R9 of color chip U2 is connected to circuit output end anode after series connection Light-emitting diode LED 1 all the way, another
The cathode of circuit output end is connected to after the series resistance R8 of road；The 3rd pin of toning chip U2 is connected to the negative of circuit output end
Pole；It eliminates power-frequency ripple current unit and includes field-effect tube Q1, resistance R6, R7, capacitance C2, zener diode D3, D4；Field-effect
The S poles of pipe Q1 and one end of resistance R7, one end composition of capacitance C2 eliminate the input terminal of power-frequency ripple current unit；Field-effect tube
The G poles of Q1 connect respectively with the anode of the other end of resistance R7, the other end of capacitance C2, one end of resistance R6, zener diode D4
It connects；The cathode of zener diode D4 is connected with the cathode of zener diode D3；The D poles of field-effect tube Q1, the other end of resistance R6,
The anode of zener diode D3 is connected to the cathode of circuit output end together.
Further, the over-current protecting unit is made of resettable fuse F1 and its expanded circuit.
Further, the rectification unit is made of rectifier bridge BD1 and its expanded circuit.
Further, the isolated location is made of diode D1.
Further, the filter unit is composed in parallel by capacitance EC1 and resistance R1.
Implement the beneficial effects of the utility model to be：The circuit that the utility model circuit arrangement provides can realize LED light
Brightness linear adjust, realize that LED light realizes the variation of colour temperature during degree of lightening, use elimination power-frequency ripple current list
Meta design realizes effect of the mobile phone photographed screen without stroboscopic；Circuit compatibility is good simultaneously, can be adapted for all kinds of LED
Lamp.Such as bulb lamp, ceiling lamp, fluorescent lamp, downlight, panel light, light bar；And circuit is simple, small, at low cost, especially
It is adapted for use on the lamp caps such as E27, E26, E14, E12, does not need to additionally increase plastic parts.
Description of the drawings
Attached drawing 1 is the circuit diagram of the utility model.
Attached drawing 2 is the circuit diagram of the utility model.
Specific embodiment
A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic, it is characterised in that：By overcurrent
Protection location, isolated location, filter unit, dimming unit, color-temperature regulating unit, eliminates power-frequency ripple current unit at rectification unit
Composition；The input terminal of over-current protecting unit is connected with alternating voltage, the input of the output terminal and rectification unit of over-current protecting unit
End connection, the output terminal of rectification unit connect respectively with the input terminal of isolated location, the output terminal for eliminating power-frequency ripple current unit
It connects, the output terminal of isolated location is connected with the input terminal of dimming unit, the output terminal of dimming unit and the input terminal of filter unit
Connection, the output terminal of filter unit are connected with the input terminal of color-temperature regulating unit, the output terminal of color-temperature regulating unit and elimination power frequency line
The input terminal connection of wave current unit.
Dimming unit includes light modulation chip U1, resistance R1, R3, R4；The 1st pin of light modulation chip U1 is connected to rectification unit
The cathode of output terminal；It dims after the 2nd pin serial connection resistance R3 of chip U1 and the 3rd pins in parallel of light modulation chip U1, Ran Houyi
And it is grounded after connecting resistance R4；Dim the 4th pin ground connection of chip U1；Dim chip U1 the 5th, the 6th, after the 7th pins in parallel
It is connected to the input terminal for eliminating power-frequency ripple current unit；Color-temperature regulating unit include toning chip U2, Light-emitting diode LED 1,
LED2, resistance R8, R9；Circuit output end anode is connected to after the 1st pin serial connection Light-emitting diode LED 2 of toning chip U2；It adjusts
The 2nd pin serial connection resistance R9 of color chip U2 is connected to circuit output end anode after series connection Light-emitting diode LED 1 all the way, another
The cathode of circuit output end is connected to after the series resistance R8 of road；The 3rd pin of toning chip U2 is connected to the negative of circuit output end
Pole；It eliminates power-frequency ripple current unit and includes field-effect tube Q1, resistance R6, R7, capacitance C2, zener diode D3, D4；Field-effect
The S poles of pipe Q1 and one end of resistance R7, one end composition of capacitance C2 eliminate the input terminal of power-frequency ripple current unit；Field-effect tube
The G poles of Q1 connect respectively with the anode of the other end of resistance R7, the other end of capacitance C2, one end of resistance R6, zener diode D4
It connects；The cathode of zener diode D4 is connected with the cathode of zener diode D3；The D poles of field-effect tube Q1, the other end of resistance R6,
The anode of zener diode D3 is connected to the cathode of circuit output end together.
The over-current protecting unit is made of resettable fuse F1 and its expanded circuit；The rectification unit is by rectifier bridge
BD1 and its expanded circuit composition；The isolated location is made of diode D1；The filter unit is by capacitance EC1 and resistance R1
It composes in parallel.
The light modulation chip selects commercially available 8 pin light modulation chip, the toning chip to select commercially available 3 pin toning chip,
Being specifically defined for each pin is just not added with repeating with function.
The utility model is intended to provide a kind of High Power Factor linear constant current circuit using compatible silicon controlled light modulation, realizes
The brightness of LED light is adjusted, is designed using linearity light adjusting toning unit, realizes that LED light realizes colour temperature during degree of lightening
Variation is designed using power-frequency ripple current unit is eliminated, realizes effect of the mobile phone photographed screen without stroboscopic.
The above is only the better embodiment of the utility model, therefore all according to described in the utility model patent application range
The equivalent change or modification done of construction, feature and principle, be included in the utility model patent application range.
Claims (5)
1. a kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic, it is characterised in that：It is protected by overcurrent
It protects unit, rectification unit, isolated location, filter unit, dimming unit, color-temperature regulating unit, eliminate power-frequency ripple current unit group
Into；
The input terminal of over-current protecting unit is connected with alternating voltage, the output terminal of over-current protecting unit and the input terminal of rectification unit
Connection, the output terminal of rectification unit connect respectively with the input terminal of isolated location, the output terminal for eliminating power-frequency ripple current unit,
The output terminal of isolated location is connected with the input terminal of dimming unit, and the output terminal of dimming unit and the input terminal of filter unit connect
It connects, the output terminal of filter unit is connected with the input terminal of color-temperature regulating unit, the output terminal of color-temperature regulating unit and elimination working frequency ripple wave
The input terminal connection of current unit；
Dimming unit includes light modulation chip U1, resistance R1, R3, R4；The 1st pin of light modulation chip U1 is connected to rectification unit output
The cathode at end；With the 3rd pins in parallel of light modulation chip U1 after the 2nd pin serial connection resistance R3 of light modulation chip U1, then connect together
It is grounded after connecting resistance R4；Dim the 4th pin ground connection of chip U1；Light modulation chip U1 the 5th, the 6th, connect after the 7th pins in parallel
To the input terminal for eliminating power-frequency ripple current unit；
Color-temperature regulating unit includes mix colours chip U2, Light-emitting diode LED 1, LED2, resistance R8, R9；Draw the 1st of toning chip U2
Circuit output end anode is connected to after foot series connection Light-emitting diode LED 2；The 2nd pin serial connection resistance R9 of toning chip U2, all the way
Circuit output end anode is connected to after series connection Light-emitting diode LED 1, circuit output end is connected to after another way series resistance R8
Cathode；The 3rd pin of toning chip U2 is connected to the cathode of circuit output end；
It eliminates power-frequency ripple current unit and includes field-effect tube Q1, resistance R6, R7, capacitance C2, zener diode D3, D4；Field effect
Should the S poles of pipe Q1 and one end of resistance R7, capacitance C2 one end composition eliminate power-frequency ripple current unit input terminal；Field-effect
The G poles of pipe Q1 respectively with the other end of resistance R7, the other end of capacitance C2, one end of resistance R6, zener diode D4 anode
Connection；The cathode of zener diode D4 is connected with the cathode of zener diode D3；The D poles of field-effect tube Q1, resistance R6 it is another
It holds, the anode of zener diode D3 is connected to the cathode of circuit output end together.
2. a kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic according to claim 1,
It is characterized in that：The over-current protecting unit is made of resettable fuse F1 and its expanded circuit.
3. a kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic according to claim 1,
It is characterized in that：The rectification unit is made of rectifier bridge BD1 and its expanded circuit.
4. a kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic according to claim 1,
It is characterized in that：The isolated location is made of diode D1.
5. a kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic according to claim 1,
It is characterized in that：The filter unit is composed in parallel by capacitance EC1 and resistance R1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721776126.3U CN207603953U (en) | 2017-12-19 | 2017-12-19 | A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721776126.3U CN207603953U (en) | 2017-12-19 | 2017-12-19 | A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic |
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| Publication Number | Publication Date |
|---|---|
| CN207603953U true CN207603953U (en) | 2018-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721776126.3U Active CN207603953U (en) | 2017-12-19 | 2017-12-19 | A kind of compatible silicon controlled light modulation toning LED drive circuit of the High Power Factor without stroboscopic |
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| Country | Link |
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| CN (1) | CN207603953U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108834254A (en) * | 2018-05-15 | 2018-11-16 | 林国尊 | LED light converts color-temperature controller and the transformation colour temperature modulating method using it |
| CN110035579A (en) * | 2019-04-10 | 2019-07-19 | 杭州欧佩捷科技有限公司 | The High Power Factor of compatible silicon controlled light modulator is without stroboscopic linear control method and control device used |
-
2017
- 2017-12-19 CN CN201721776126.3U patent/CN207603953U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108834254A (en) * | 2018-05-15 | 2018-11-16 | 林国尊 | LED light converts color-temperature controller and the transformation colour temperature modulating method using it |
| CN110035579A (en) * | 2019-04-10 | 2019-07-19 | 杭州欧佩捷科技有限公司 | The High Power Factor of compatible silicon controlled light modulator is without stroboscopic linear control method and control device used |
| CN110035579B (en) * | 2019-04-10 | 2021-07-06 | 杭州欧佩捷科技有限公司 | High-power-factor non-stroboscopic linear control method compatible with silicon controlled rectifier dimmer and control device used in method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An LED driving circuit compatible with thyristor dimming and color matching, high power factor and no stroboscopic Effective date of registration: 20211214 Granted publication date: 20180710 Pledgee: Xiamen pilot Free Trade Zone Branch of Bank of China Ltd. Pledgor: Xiamen Lintai Micro Technology Co.,Ltd. Registration number: Y2021980014894 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20180710 Pledgee: Xiamen pilot Free Trade Zone Branch of Bank of China Ltd. Pledgor: Xiamen Lintai Micro Technology Co.,Ltd. Registration number: Y2021980014894 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A LED driver circuit compatible with thyristor dimming, color adjustment, high power factor, and no flicker Granted publication date: 20180710 Pledgee: Xiamen pilot Free Trade Zone Branch of Bank of China Ltd. Pledgor: Xiamen Lintai Micro Technology Co.,Ltd. Registration number: Y2024980012485 |