CN210536982U - LED light-emitting control circuit - Google Patents
LED light-emitting control circuit Download PDFInfo
- Publication number
- CN210536982U CN210536982U CN201921355438.6U CN201921355438U CN210536982U CN 210536982 U CN210536982 U CN 210536982U CN 201921355438 U CN201921355438 U CN 201921355438U CN 210536982 U CN210536982 U CN 210536982U
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- China
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- triode
- control circuit
- driver chip
- bridge driver
- led light
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- 230000005611 electricity Effects 0.000 claims abstract description 12
- 239000011324 bead Substances 0.000 claims description 8
- 239000003086 colorant Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000000875 corresponding Effects 0.000 description 2
- 230000002457 bidirectional Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000051 modifying Effects 0.000 description 1
- 230000001264 neutralization Effects 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
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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
The utility model discloses a LED light-emitting control circuit, including direct current control circuit, respectively with drive power supply module, wireless signal control module and the LED light source group that direct current control circuit electricity is connected, direct current control circuit includes first half-bridge driver chip and second half-bridge driver chip, first half-bridge driver chip electricity is connected with first triode and second triode, second half-bridge driver chip electricity is connected with third triode and fourth triode, LED light source group includes first lamp pearl and second lamp pearl, first lamp pearl and second lamp pearl reverse parallel. The utility model discloses switch into the two-way electric current of interchange to drive power supply part direct current and reach the two-wire target of mixing of colors temperature of adjusting luminance.
Description
Technical Field
The utility model relates to an electronic circuit field, concretely relates to LED light-emitting control circuit.
Background
Traditional LED lamp is adjusted luminance and is mixed colours, generally is that the cover has the lamp shade of different colours to realize mixing colours on the LED lamp, with the lamp series connection together, realizes adjusting luminance through regulating voltage. The light-emitting control mode is complex in operation and complex in circuit connection, and the production cost is increased. Therefore, there is a need for improvements in the prior art to avoid the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide a LED luminescence control circuit that control accuracy is high, control effect is good.
The utility model discloses a realize through following technical scheme:
the utility model provides a LED light-emitting control circuit, including direct current control circuit, respectively with drive power supply module, wireless signal control module and the LED light source group that direct current control circuit electricity is connected, direct current control circuit includes first half-bridge driver chip and second half-bridge driver chip, first half-bridge driver chip electricity is connected with first triode and second triode, second half-bridge driver chip electricity is connected with third triode and fourth triode, LED light source group includes first lamp pearl and second lamp pearl, first lamp pearl and second lamp pearl are parallelly connected in reverse.
Further, first half-bridge driver chip with be connected with first resistance between the first triode, first half-bridge driver chip with be connected with the second resistance between the second triode, second half-bridge driver chip with be connected with the third resistance between the third triode, second half-bridge driver chip with be connected with the fourth resistance between the fourth triode.
Further, the driving power supply module is a constant voltage and constant current driving power supply input end.
Further, the color temperature or the color of the first lamp bead and the second lamp bead are different.
Compared with the prior art, the utility model discloses a first half-bridge driver chip, second half-bridge driver chip and four triodes constitute the H bridge, switch into the drive power supply module direct current and exchange two-way electric current and reach the double-wire and adjust luminance mixing of colors temperature target, realize carrying out the colour mixture through the luminous luminance of adjusting every light source in the LED light source group and reach the target effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic diagram of an LED lighting control circuit of the present invention;
fig. 2 is a wave diagram of the neutral light of the LED lighting control circuit of the present invention;
fig. 3 is a waveform diagram of a first monochromatic light of the LED lighting control circuit of the present invention;
fig. 4 is a waveform diagram of a second monochromatic light of the LED lighting control circuit of the present invention;
fig. 5 is a luminous waveform diagram of the LED lighting control circuit of the present invention.
In the figure: 1-a direct current control circuit; 2-driving the power supply module; 3-a wireless signal control module; 4-LED light source group; 5-a first half-bridge driver chip; 6-a second half-bridge driving chip; 7-a first triode; 8-a second triode; 9-a third triode; 10-a fourth triode; 11-a first resistance; 12-a second resistance; 13-a third resistance; 14-fourth resistance.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5 the utility model discloses a LED light-emitting control circuit, including direct current control circuit 1, drive power module 2, wireless signal control module 3 and the LED light source group 4 of being connected with direct current control circuit 1 electricity respectively, direct current control circuit 1 includes first half-bridge driver chip 5 and second half-bridge driver chip 6, and first half-bridge driver chip 5 electricity is connected with first triode 7 and second triode 8, and second half-bridge driver chip 6 electricity is connected with third triode 9 and fourth triode 10. The first half-bridge driving chip 5, the second half-bridge driving chip 6 and the four triodes form an H bridge, and the direct current of the driving power supply module 2 is switched into alternating bidirectional current to achieve the aim of dimming and color temperature adjustment of the double lines. The wireless signal control module 3 outputs two-phase PWM dimming and color modulation signals. Of course, according to actual use requirements, each circuit module can be made into a split type or an integrated type.
A first resistor 11 is electrically connected between the first half-bridge driving chip 5 and the first triode 7, a second resistor 12 is electrically connected between the first half-bridge driving chip 5 and the second triode 8, a third resistor 13 is electrically connected between the second half-bridge driving chip 6 and the third triode 9, and a fourth resistor 14 is electrically connected between the second half-bridge driving chip 6 and the fourth triode 10.
The driving power supply module 2 is an input end of a constant voltage and constant current driving power supply.
LED light source group 4 includes first lamp pearl and second lamp pearl, and first lamp pearl and second lamp pearl are reverse parallelly connected. The color temperature or the color of the first lamp bead and the second lamp bead are different. The forward and reverse currents are corresponding to the corresponding lamp beads to emit light, and color mixing is performed by adjusting the luminance of the two lamp beads to achieve the target effect.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. An LED light-emitting control circuit, characterized in that: including direct current control circuit, respectively with drive power supply module, wireless signal control module and the LED light source group that direct current control circuit electricity is connected, direct current control circuit includes first half-bridge driver chip and second half-bridge driver chip, first half-bridge driver chip electricity is connected with first triode and second triode, second half-bridge driver chip electricity is connected with third triode and fourth triode, LED light source group includes first lamp pearl and second lamp pearl, first lamp pearl and second lamp pearl are parallelly connected in reverse.
2. The LED lighting control circuit of claim 1, wherein: first half-bridge driver chip with be connected with first resistance between the first triode, first half-bridge driver chip with be connected with the second resistance between the second triode, second half-bridge driver chip with be connected with the third resistance between the third triode, second half-bridge driver chip with be connected with the fourth resistance between the fourth triode.
3. The LED lighting control circuit of claim 1, wherein: the driving power supply module is a constant-voltage constant-current driving power supply input end.
4. The LED lighting control circuit of claim 1, wherein: the color temperature or the color of the first lamp bead and the second lamp bead are different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921355438.6U CN210536982U (en) | 2019-08-21 | 2019-08-21 | LED light-emitting control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921355438.6U CN210536982U (en) | 2019-08-21 | 2019-08-21 | LED light-emitting control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210536982U true CN210536982U (en) | 2020-05-15 |
Family
ID=70602062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921355438.6U Active CN210536982U (en) | 2019-08-21 | 2019-08-21 | LED light-emitting control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210536982U (en) |
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2019
- 2019-08-21 CN CN201921355438.6U patent/CN210536982U/en active Active
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