CN112153776B - Driving power supply circuit for wirelessly controlling LED and LED lamp - Google Patents
Driving power supply circuit for wirelessly controlling LED and LED lamp Download PDFInfo
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- CN112153776B CN112153776B CN202010986769.0A CN202010986769A CN112153776B CN 112153776 B CN112153776 B CN 112153776B CN 202010986769 A CN202010986769 A CN 202010986769A CN 112153776 B CN112153776 B CN 112153776B
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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]
- H05B45/30—Driver circuits
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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]
- H05B45/20—Controlling the colour of the light
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Abstract
The application discloses drive power supply circuit and LED lamps and lanterns of wireless control LED. The power supply circuit includes: the first rectifying and filtering circuit, the voltage regulating and controlling circuit, the second rectifying and filtering circuit and the output circuit are electrically connected in sequence; the first rectifying and filtering circuit is used for being connected with a power supply and is electrically connected with the output circuit through the voltage regulating and controlling circuit and the second rectifying and filtering circuit in sequence; the output circuit is used for connecting a preset LED light-emitting component so as to supply power to the LED light-emitting component. By providing two rectifying and filtering circuits, the power supply signal supplied to the output circuit can be ensured to be stable.
Description
Technical Field
The application relates to the technical field of LED lighting, in particular to a driving power supply circuit for wirelessly controlling an LED and an LED lamp.
Background
At present, most of 2.4G dimming power supplies have the depth difference of adjusting luminance, and the curve of adjusting luminance is not smooth, and antistatic effect is poor fragile, and the circuit is complicated, do not have the network deployment function, falls the sign indicating number easily and causes the asynchronous scheduling problem of adjusting luminance, and this has obviously increased the cost of dimming illumination lamps and lanterns and has reduced user's use and experience.
Disclosure of Invention
The application provides a drive power supply circuit for wirelessly controlling an LED and an LED lamp, which aim to solve the technical problem.
In order to solve the technical problem, the application adopts a technical scheme that: provided is a driving power supply circuit for wirelessly controlling an LED, the power supply circuit including: the first rectifying and filtering circuit, the voltage regulating and controlling circuit, the second rectifying and filtering circuit and the output circuit are electrically connected in sequence;
the first rectifying and filtering circuit is used for being connected with a power supply, and the first rectifying and filtering circuit is electrically connected with the output circuit through the voltage regulating and controlling circuit and the second rectifying and filtering circuit in sequence so as to provide a power supply signal with voltage and/or current for the output circuit; the output circuit is used for connecting a preset LED light-emitting component so as to provide power for the LED light-emitting component.
Optionally, the output circuit is a color temperature adjusting circuit, and the output circuit is further configured to adjust a color temperature of the LED lighting assembly.
Optionally, the power circuit further includes a wireless control circuit, and the wireless control circuit is in communication connection with the output circuit, so as to control the output circuit to adjust the color temperature.
Optionally, the wireless control circuit includes a 2.4G receiving circuit module.
Optionally, the power circuit further includes a monitoring circuit and a detection circuit, the voltage regulation and control circuit is electrically connected to the monitoring circuit, and the monitoring circuit is electrically connected to the second rectifying and filtering circuit through the detection circuit;
the monitoring circuit is used for detecting a power supply signal at the input end of the voltage regulating and controlling circuit according to the detected power supply signal;
the detection circuit and the voltage regulation and control circuit are arranged between the monitoring circuit and the second rectification filter circuit in parallel;
the detection circuit is used for detecting the output signal of the monitoring circuit and controlling the second rectification filter circuit according to the output signal.
Optionally, the monitoring circuit includes a PWM signal circuit, and the detection circuit includes a constant voltage/constant current detection circuit;
when the detection circuit detects that the PWM signal circuit outputs stable current, the detection circuit stops controlling the second rectification filter circuit, and the PWM signal circuit controls the voltage regulation and control circuit to output a power supply signal with preset current;
when the detection circuit detects that the output current of the PWM signal circuit is unstable, the detection circuit controls the second rectifying and filtering circuit to enable the second rectifying and filtering circuit to output a power supply signal with preset voltage.
Optionally, an input end of the first rectifying and filtering circuit is connected to an ac power supply, and the ac power supply provides a power supply signal to the voltage regulating and controlling circuit through the first rectifying and filtering circuit.
Optionally, the voltage regulation circuit comprises a safety isolation transformer.
In order to solve the technical problem, the other technical scheme adopted by the application is as follows: providing an LED lamp, which comprises the power circuit and the LED light emitting assembly as described above;
the LED light-emitting component is electrically connected with the output circuit.
Optionally, the number of the LED lighting assemblies is at least two, and at least two of the LED lighting assemblies are connected in parallel to the output end of the output circuit.
The beneficial effect of this application is: the application provides an LED lamp and a power circuit thereof. . By providing two rectifying/smoothing circuits (a first rectifying/smoothing circuit and a second rectifying/smoothing circuit), it is possible to ensure that the power supply signal supplied to the output circuit is stable. Meanwhile, the PWM signal circuit and the constant voltage/constant current detection circuit are arranged, so that the voltage regulation and control circuit can be controlled by the PWM signal circuit in a stable direct current signal; when the output circuit of the PWM signal circuit is unstable, the second rectifying and filtering circuit outputs a power supply signal with preset voltage, so that the stability of the power supply signal provided for the output circuit can be further improved; the networking function is realized through setting up wireless control circuit, and the remote control transmission distance is no longer restricted, thereby has also solved the problem of falling the sign indicating number and has avoided the product phenomenon of desynchronization to appear, and circuit design is more reasonable, and the simple operation is simple.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural diagram of an embodiment of a driving power circuit for wirelessly controlling an LED provided in the present application;
FIG. 2 is a schematic diagram of another embodiment of the power circuit of FIG. 1;
FIG. 3 is a schematic diagram of a predetermined power supply in the power circuit shown in FIG. 2;
FIG. 4 is a schematic diagram of a first rectifying and filtering circuit in the power circuit shown in FIG. 2;
fig. 5 is a schematic diagram of a second rectifying and filtering circuit in the power supply circuit shown in fig. 2.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a driving power circuit for wirelessly controlling an LED provided in the present application.
The power supply circuit 100 includes: a first rectifying and filtering circuit 102, a voltage regulating circuit 104, a second rectifying and filtering circuit 105 and an output circuit 106.
The input end of the first rectifying and filtering circuit 102 may be connected to the preset power source 101, and the first rectifying and filtering circuit 102 and the preset power source 101 may integrally form the first rectifying and filtering module 110, where the preset power source 101 may be an ac power source; the output end of the first rectifying and filtering circuit 102 can be connected to the voltage regulating and controlling circuit 104; the input end of the voltage regulating circuit 104 is electrically connected with the output end of the first rectifying and filtering circuit 102, the output end of the voltage regulating circuit 104 is electrically connected with the input end of the second rectifying and filtering circuit 105, the output end of the second rectifying and filtering circuit 105 is electrically connected with the output circuit 106, and the output end of the output circuit 106 can be connected with a preset LED light-emitting component, so that power can be supplied to the LED light-emitting component. The voltage regulation circuit 104 may be a safety isolation transformer.
In this embodiment, the LED Light Emitting element may be an LED (Light Emitting Diode) Light Emitting element, wherein the output circuit 106 may be a color temperature adjusting circuit, and the output circuit 106 may adjust the color temperature of the LED Light Emitting element.
Referring to fig. 1, the power circuit 100 further includes a wireless control circuit 107, and the wireless control circuit 107 is in communication connection with the output circuit 106 for controlling the output circuit 106 to adjust the color temperature of the LED lighting assembly.
The wireless control circuit 107 may include a 2.4G receiving circuit module. The wireless control circuit is arranged, so that the networking function is realized, the remote control transmission distance is not limited, the problem of code falling is solved, the asynchronous phenomenon of products is avoided, the circuit design is more reasonable, and the operation is convenient and fast.
Further, in this embodiment, the power circuit 100 further includes a monitoring circuit 103 and a detection circuit 108, the voltage regulation circuit 104 is electrically connected to the monitoring circuit 103, and the monitoring circuit 103 is electrically connected to the second rectifying and filtering circuit 105 through the detection circuit 108.
The monitoring circuit 103 is configured to detect a power supply signal at an input end of the voltage regulating circuit 104, and control the voltage regulating circuit 104 according to the detected power supply signal; the detection circuit 108 and the voltage regulation and control circuit 104 are arranged between the monitoring circuit 103 and the second rectifying and filtering circuit 105 in parallel; the detection circuit 108 is used for detecting the output signal of the monitoring circuit 103 and controlling the second rectifying and filtering circuit 105 according to the output signal.
Specifically, the monitoring circuit 103 includes a PWM (Pulse Width Modulation) signal circuit, and the detection circuit 108 includes a constant voltage/constant current detection circuit.
When the detection circuit 108 detects that the PWM signal circuit (the monitoring circuit 103) outputs a stable current, it stops controlling the second rectifying and filtering circuit 105, and the PWM signal circuit controls the voltage regulating circuit 104 to output a power signal with a preset current.
The detection circuit 108 controls the second rectifying and smoothing circuit 105 so that the second rectifying and smoothing circuit 105 outputs a power supply signal having a preset voltage when it detects that the power supply current of the PWM signal circuit is unstable. Therefore, the stability of the power supply signal provided by the second rectifying and filtering circuit 105 to the output circuit 106 can be improved.
Referring to fig. 2, fig. 2 is a schematic structural diagram of another embodiment of the power circuit shown in fig. 1.
In this embodiment, the power circuit 100 also includes a preset power source 101, a first rectifying and filtering circuit 102, a voltage regulating circuit 104, a second rectifying and filtering circuit 105, an output circuit 106, a wireless control circuit 107, a monitoring circuit 103, and a detection circuit 108 as shown in the embodiment shown in fig. 1. The connection relationship can be the same as that of the embodiment shown in fig. 1, and is not described herein.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a preset power supply in the power circuit shown in fig. 2. The preset power source 101 is an ac power source. One side of LF4 is an output terminal of the preset power supply 101, which is electrically connected to the first rectifying and filtering circuit 102.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a first rectifying and filtering circuit in the power circuit shown in fig. 2.
The connection end A1 is an input end of the first rectifying and filtering circuit 102, the connection end A1 is electrically connected with the preset power supply 101, the connection end A1 is electrically connected with an output end A2 of the first rectifying and filtering circuit 102 through an inductor L1, one end of a capacitor C1 is connected between the connection end A1 and the inductor L1, and the other end of the capacitor C1 is grounded; one end of the capacitor C2 is connected between the connecting end A2 and the inductor L1, and the other end of the capacitor C2 is grounded.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a second rectifying and filtering circuit in the power circuit shown in fig. 2.
The terminal B1 of the second rectifying and filtering circuit 105 is coupled to the voltage regulating circuit 104, and the terminal B2 of the second rectifying and filtering circuit 105 is coupled to the output circuit 106.
The second rectifying/detecting circuit 105 includes a ballast/detecting diode D21, a ballast/detecting diode D22, a capacitor C28, a capacitor C29, a resistor R66, resistors R65 and R67, a resistor R68, a resistor R84, a polarity capacitor EC3, a polarity capacitor EC4, and a transformer LF3.
One end of the capacitor C28 is connected with the input end C, the other end of the capacitor C28 is connected with the resistor R66, and the resistor R66 is connected with the input end 3 of the transformer LF 3; the other end of the capacitor C28 is connected with a resistor R65, and the other end of the resistor R65 is connected with the input end 3 of the transformer LF 3; one end of the capacitor C29 is connected with the input end C2, the other end of the capacitor C29 is connected with the resistor R67, the other end of the resistor R67 is connected with the positive electrode of the polar capacitor EC3, the other end of the polar capacitor EC3 is connected with the resistor R84, and the other end of the resistor R84 is connected with the input end 1 of the transformer LF 3; one end of the capacitor C29 is connected with the input end C2, the other end of the capacitor C29 is connected with the resistor R68, the other end of the resistor R68 is connected with the anode of the polar capacitor EC3, and the cathode of the polar capacitor EC3 and one end of the resistor R84 are connected to the ground end; the other end of the resistor R84 is connected with the input end 1 of the transformer LF 3; one end of a rectifying/detecting diode D22 is connected with the input end C3, the other end of the rectifying/detecting diode D is connected with the anode of a polar capacitor EC3, the other end of the polar capacitor EC3 is connected with a resistor R84, and the other end of the resistor R84 is connected with the input end 1 of a transformer LF 3; the transformer LF3 is connected with the polar capacitor EC4 in parallel; the anode of the rectifying/detecting diode D21 is connected to the input terminal C, and the cathode of the diode D21 is connected to the input terminal 3 of the transformer LF3.
Further, the present application also provides an LED lamp, which may include the power circuit 100 and the LED light emitting assembly as described above; the LED light-emitting component is electrically connected with the output circuit. The number of the LED light emitting elements is at least two, and at least two LED light emitting elements are connected in parallel to the output end of the output circuit 106.
To sum up, the application provides a drive power supply circuit and LED lamps and lanterns of wireless control LED. By providing two rectifying and filtering circuits (a first rectifying and filtering circuit and a second rectifying and filtering circuit), it is possible to ensure that the power supply signal supplied to the output circuit is stable. Meanwhile, the PWM signal circuit and the constant voltage/constant current detection circuit are arranged, so that the PWM signal circuit can control the voltage regulation and control circuit in a stable direct current signal; and when the output circuit of the PWM signal circuit is unstable, the second rectifying and filtering circuit outputs the power supply signal with the preset voltage, so that the stability of the power supply signal provided for the output circuit can be further improved.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.
Claims (8)
1. A driving power circuit for wirelessly controlling an LED, the power circuit comprising: the first rectifying and filtering circuit, the voltage regulating and controlling circuit, the second rectifying and filtering circuit and the output circuit are electrically connected in sequence;
the first rectifying and filtering circuit is used for being connected with a power supply, and the first rectifying and filtering circuit is electrically connected with the output circuit through the voltage regulating and controlling circuit and the second rectifying and filtering circuit in sequence so as to provide a power supply signal with voltage and current for the output circuit; the output circuit is used for connecting a preset LED light-emitting component so as to provide power for the LED light-emitting component;
the power supply circuit further comprises a monitoring circuit and a detection circuit, the voltage regulation and control circuit is electrically connected with the monitoring circuit, and the monitoring circuit is electrically connected with the second rectification filter circuit through the detection circuit;
the monitoring circuit is used for detecting a power supply signal at the input end of the voltage regulating and controlling circuit according to the detected power supply signal;
the detection circuit and the voltage regulation and control circuit are arranged between the monitoring circuit and the second rectifying and filtering circuit in parallel;
the detection circuit is used for detecting the output signal of the monitoring circuit and controlling the second rectification filter circuit according to the output signal;
the monitoring circuit comprises a PWM signal circuit, and the detection circuit comprises a constant voltage/constant current detection circuit;
when the detection circuit detects that the PWM signal circuit outputs stable current, the detection circuit stops controlling the second rectification filter circuit, and the PWM signal circuit controls the voltage regulation and control circuit to output a power supply signal with preset current;
and when the detection circuit detects that the input current of the PWM signal circuit is unstable, the detection circuit controls the second rectifying and filtering circuit to enable the second rectifying and filtering circuit to output a power supply signal with preset voltage.
2. The power supply circuit of claim 1,
the output circuit is a color temperature adjusting circuit and is also used for adjusting the color temperature of the LED light-emitting component.
3. The power supply circuit according to claim 2,
the power supply circuit further comprises a wireless control circuit, and the wireless control circuit is in communication connection with the output circuit and is used for controlling the output circuit to adjust the color temperature.
4. The power supply circuit of claim 3,
the wireless control circuit comprises a 2.4G receiving circuit module.
5. The power supply circuit of claim 1,
the input end of the first rectifying and filtering circuit is connected with an alternating current power supply, and the alternating current power supply provides a power supply signal to the voltage regulating and controlling circuit through the first rectifying and filtering circuit.
6. The power supply circuit according to claim 1,
the voltage regulation and control circuit comprises a safety isolation transformer.
7. An LED lamp is characterized in that the LED lamp is provided with a plurality of LED light sources,
the LED lamp comprises a driving power circuit of the wireless control LED and an LED light-emitting component according to any one of claims 1-6;
the LED light-emitting component is electrically connected with the output circuit.
8. The LED light fixture of claim 7,
the number of the LED light-emitting assemblies is at least two, and the at least two LED light-emitting assemblies are connected in parallel with the output end of the output circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010986769.0A CN112153776B (en) | 2020-09-18 | 2020-09-18 | Driving power supply circuit for wirelessly controlling LED and LED lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010986769.0A CN112153776B (en) | 2020-09-18 | 2020-09-18 | Driving power supply circuit for wirelessly controlling LED and LED lamp |
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| CN112153776A CN112153776A (en) | 2020-12-29 |
| CN112153776B true CN112153776B (en) | 2023-03-17 |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10248255A (en) * | 1997-02-28 | 1998-09-14 | Toshiba Lighting & Technol Corp | Power-supply apparatus |
| CN2938554Y (en) * | 2006-08-29 | 2007-08-22 | Bcd半导体制造有限公司 | Switch mode power supply and its overvoltage protection circuit |
| CN202713758U (en) * | 2012-03-29 | 2013-01-30 | 宁国市沪帮电子科技有限公司 | Electrodeless lamp circuit for AC low-voltage power supply |
| WO2015008878A1 (en) * | 2013-07-16 | 2015-01-22 | 주식회사 르코어테크놀러지 | Integrated circuit for lighting and method of controlling lighting |
| CN204157145U (en) * | 2014-11-19 | 2015-02-11 | 广州众恒光电科技有限公司 | A kind of without stroboscopic LED lamp tube driving power |
| CN105282940A (en) * | 2015-11-18 | 2016-01-27 | 深圳市金叶光线发展有限公司 | Dimmable double-output LED driving power source and dimming method thereof |
| CN105792444A (en) * | 2016-05-06 | 2016-07-20 | 深圳市华星光电技术有限公司 | Led drive circuit |
| CN205726521U (en) * | 2016-04-13 | 2016-11-23 | 佛山市华永泰光电科技有限公司 | A kind of support controllable silicon light modulation LED drive circuit |
| CN205912291U (en) * | 2016-07-11 | 2017-01-25 | 珠海雷特科技股份有限公司 | Unify LED intelligence power that compatible multiple current of adjusting luminance set up mode more |
| CN106374599A (en) * | 2016-09-12 | 2017-02-01 | 贵州裕隆实业有限公司 | Intelligent charger of electromobile |
| CN207665250U (en) * | 2018-01-11 | 2018-07-27 | 深圳市圣心照明科技有限公司 | Remote control light modulating color-temperature regulating LED lamp tube |
| CN207853767U (en) * | 2018-03-12 | 2018-09-11 | 中山市金兴智能技术有限公司 | A kind of switching power circuit |
| US10178714B1 (en) * | 2018-02-12 | 2019-01-08 | Dong Guan Bright Yinhuey Lighting Co., Ltd. China | Illuminating circuit with a flickfree automatic detection and shutdown function |
| JP2019135686A (en) * | 2018-02-05 | 2019-08-15 | 岩崎電気株式会社 | Power supply device for led and led illumination device |
| CN110635545A (en) * | 2019-09-27 | 2019-12-31 | 青岛大学 | Device and method for realizing constant-current constant-voltage wireless charging based on single-tube circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM367298U (en) * | 2009-02-10 | 2009-10-21 | Energyled Corp | AC switching type power supply for LED lamp tube |
-
2020
- 2020-09-18 CN CN202010986769.0A patent/CN112153776B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10248255A (en) * | 1997-02-28 | 1998-09-14 | Toshiba Lighting & Technol Corp | Power-supply apparatus |
| CN2938554Y (en) * | 2006-08-29 | 2007-08-22 | Bcd半导体制造有限公司 | Switch mode power supply and its overvoltage protection circuit |
| CN202713758U (en) * | 2012-03-29 | 2013-01-30 | 宁国市沪帮电子科技有限公司 | Electrodeless lamp circuit for AC low-voltage power supply |
| WO2015008878A1 (en) * | 2013-07-16 | 2015-01-22 | 주식회사 르코어테크놀러지 | Integrated circuit for lighting and method of controlling lighting |
| CN204157145U (en) * | 2014-11-19 | 2015-02-11 | 广州众恒光电科技有限公司 | A kind of without stroboscopic LED lamp tube driving power |
| CN105282940A (en) * | 2015-11-18 | 2016-01-27 | 深圳市金叶光线发展有限公司 | Dimmable double-output LED driving power source and dimming method thereof |
| CN205726521U (en) * | 2016-04-13 | 2016-11-23 | 佛山市华永泰光电科技有限公司 | A kind of support controllable silicon light modulation LED drive circuit |
| CN105792444A (en) * | 2016-05-06 | 2016-07-20 | 深圳市华星光电技术有限公司 | Led drive circuit |
| CN205912291U (en) * | 2016-07-11 | 2017-01-25 | 珠海雷特科技股份有限公司 | Unify LED intelligence power that compatible multiple current of adjusting luminance set up mode more |
| CN106374599A (en) * | 2016-09-12 | 2017-02-01 | 贵州裕隆实业有限公司 | Intelligent charger of electromobile |
| CN207665250U (en) * | 2018-01-11 | 2018-07-27 | 深圳市圣心照明科技有限公司 | Remote control light modulating color-temperature regulating LED lamp tube |
| JP2019135686A (en) * | 2018-02-05 | 2019-08-15 | 岩崎電気株式会社 | Power supply device for led and led illumination device |
| US10178714B1 (en) * | 2018-02-12 | 2019-01-08 | Dong Guan Bright Yinhuey Lighting Co., Ltd. China | Illuminating circuit with a flickfree automatic detection and shutdown function |
| CN207853767U (en) * | 2018-03-12 | 2018-09-11 | 中山市金兴智能技术有限公司 | A kind of switching power circuit |
| CN110635545A (en) * | 2019-09-27 | 2019-12-31 | 青岛大学 | Device and method for realizing constant-current constant-voltage wireless charging based on single-tube circuit |
Non-Patent Citations (3)
| Title |
|---|
| AC/DC/AC调频式谐振高压试验电源控制策略;徐先勇等;《电力自动化设备》;20100210;第30卷(第02期);67-71 * |
| 一种可配置输出电流的LED电源设计;蔡如海等;《中国照明电器》;20160325(第03期);15-18,28 * |
| 恒流式LED电源的优化设计与应用;马年骏;《能源研究与管理》;20111215(第04期);66-69 * |
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| CN112153776A (en) | 2020-12-29 |
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