CN114364095A - Medium-power combined dimming LED driving power supply - Google Patents
Medium-power combined dimming LED driving power supply Download PDFInfo
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- CN114364095A CN114364095A CN202210158294.5A CN202210158294A CN114364095A CN 114364095 A CN114364095 A CN 114364095A CN 202210158294 A CN202210158294 A CN 202210158294A CN 114364095 A CN114364095 A CN 114364095A
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Abstract
The invention discloses a medium-power combined dimming LED driving power supply which comprises an AC input module, a switching power supply module, a double-DC module and a CPU, wherein the AC input module is connected with commercial power, the AC input module is electrically connected with the switching power supply module, the switching power supply module is electrically connected with the double-DC module, the CPU is electrically connected with the double-DC module, and the output end of each DC module is respectively and electrically connected with an LED1 and an LED 2. The invention has low circuit cost, and flexible control by using the reading dial switch of the CPU.
Description
Technical Field
The invention relates to the field of LED lamp power circuits, in particular to a medium-power combined dimming LED driving power supply.
Background
The invention relates to the technical field of LED driving power supplies, in particular to a circuit of a two-way complementary LED driving power supply controlled by medium and small power (20W-70W). Generally, for the reason of price, most of low-power LED lighting power supplies adopt one or only two color temperature adjusting states, cannot control over two-color temperature, and have low accuracy, but the desired effect can be achieved by combining two products, but the cost is increased, and the application is greatly limited.
Accordingly, the prior art is deficient and needs improvement.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a well power combination LED drive power supply of adjusting luminance to solve above-mentioned technical problem.
The technical scheme of the invention is as follows: a medium-power combined dimming LED driving power supply comprises:
the intelligent power supply comprises an AC input module, a switching power supply module, a double-DC module and a CPU, wherein the AC input module is connected with a mains supply, the AC input module is electrically connected with the switching power supply module, the switching power supply module is electrically connected with the double-DC module, the CPU is electrically connected with the double-DC module, and the output end of each DC module is respectively electrically connected with an LED1 and an LED 2.
Preferably, the switching power supply module is provided with a dial switch circuit.
Preferably, an optical coupling circuit is arranged between the CPU and the double DC module.
Preferably, the C double DC module is provided with a double DC circuit.
By adopting the technical scheme, the circuit is low in cost, and the reading dial switch of the CPU is utilized, so that the control is flexible.
Drawings
FIG. 1 is a block diagram of the circuit of the present invention;
FIG. 2 is a first partial circuit diagram of the present invention;
FIG. 3 is a second partial circuit diagram of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
As shown in fig. 1 to 3, the present embodiment provides a medium power combined dimming LED driving power supply:
the intelligent power supply comprises an AC input module, a switching power supply module, a double-DC module and a CPU, wherein the AC input module is connected with a mains supply, the AC input module is electrically connected with the switching power supply module, the switching power supply module is electrically connected with the double-DC module, the CPU is electrically connected with the double-DC module, and the output end of each DC module is respectively electrically connected with an LED1 and an LED 2.
Preferably, the switching power supply module is provided with a dial switch circuit.
Preferably, an optical coupling circuit is arranged between the CPU and the double DC module.
Preferably, the C double DC module is provided with a double DC circuit.
The invention provides an LED lamp which is a double-open complementary circuit for controlling power or current, wherein resistance values of dial switches K1 and K2 are read to control pulses output by a CPU to optocouplers U1 and U2, the magnitude of the output current is determined by receiving frequency pulses of the CPU through the optocouplers U1 and U2, the output current is respectively supplied to two groups of LEDs 1 and LED2, and the output current is complementary, so that the dial switches have different resistance values in different gears and correspondingly output different currents, and the function of controlling two groups of LEDs is realized.
By adopting the technical scheme, the circuit is low in cost, and the reading dial switch of the CPU is utilized, so that the control is flexible.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A middle power combined dimming LED driving power supply is characterized in that,
the intelligent power supply comprises an AC input module, a switching power supply module, a double-DC module and a CPU, wherein the AC input module is connected with a mains supply, the AC input module is electrically connected with the switching power supply module, the switching power supply module is electrically connected with the double-DC module, the CPU is electrically connected with the double-DC module, and the output end of each DC module is respectively electrically connected with an LED1 and an LED 2.
2. The medium power combined dimming LED driving power supply according to claim 1, wherein the switching power supply module is provided with a dial switch circuit.
3. The medium-power combined dimming LED driving power supply according to claim 2, wherein an optical coupling circuit is arranged between the CPU and the double DC modules.
4. The medium power combined dimming LED driving power supply according to claim 3, wherein the C double DC module is provided with a double DC circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210158294.5A CN114364095A (en) | 2022-02-21 | 2022-02-21 | Medium-power combined dimming LED driving power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210158294.5A CN114364095A (en) | 2022-02-21 | 2022-02-21 | Medium-power combined dimming LED driving power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114364095A true CN114364095A (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210158294.5A Pending CN114364095A (en) | 2022-02-21 | 2022-02-21 | Medium-power combined dimming LED driving power supply |
Country Status (1)
| Country | Link |
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| CN (1) | CN114364095A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551080A (en) * | 2009-05-14 | 2009-10-07 | 浙江西子光电科技有限公司 | An LED road lamp and its control system |
| CN206212329U (en) * | 2015-12-24 | 2017-05-31 | 深圳市聚作照明股份有限公司 | A kind of LED drive circuit |
| CN206713130U (en) * | 2017-05-19 | 2017-12-05 | 珠海中成电器有限公司 | Doubleway output LED intelligent driver modules |
| KR102024325B1 (en) * | 2019-04-18 | 2019-11-04 | (주)썬래이 | Switching circuit for AC power source and light apparatus having the same |
| CN213305808U (en) * | 2020-11-04 | 2021-05-28 | 深圳市飞业泰电子有限公司 | Split type dial switch color temperature regulator and LED lamp control system |
-
2022
- 2022-02-21 CN CN202210158294.5A patent/CN114364095A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551080A (en) * | 2009-05-14 | 2009-10-07 | 浙江西子光电科技有限公司 | An LED road lamp and its control system |
| CN206212329U (en) * | 2015-12-24 | 2017-05-31 | 深圳市聚作照明股份有限公司 | A kind of LED drive circuit |
| CN206713130U (en) * | 2017-05-19 | 2017-12-05 | 珠海中成电器有限公司 | Doubleway output LED intelligent driver modules |
| KR102024325B1 (en) * | 2019-04-18 | 2019-11-04 | (주)썬래이 | Switching circuit for AC power source and light apparatus having the same |
| CN213305808U (en) * | 2020-11-04 | 2021-05-28 | 深圳市飞业泰电子有限公司 | Split type dial switch color temperature regulator and LED lamp control system |
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