CN220985898U - Driving power supply with small volume, high power, no stroboflash and high PF - Google Patents
Driving power supply with small volume, high power, no stroboflash and high PF Download PDFInfo
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- CN220985898U CN220985898U CN202322873723.XU CN202322873723U CN220985898U CN 220985898 U CN220985898 U CN 220985898U CN 202322873723 U CN202322873723 U CN 202322873723U CN 220985898 U CN220985898 U CN 220985898U
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- circuit board
- electrolytic capacitor
- chip
- shaped inductor
- stroboscopic
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- 239000003990 capacitor Substances 0.000 claims abstract description 27
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a small-volume high-power non-stroboscopic high-PF driving power supply, which comprises a circuit board, a transformer, a stroboscopic chip, a control chip, an electrolytic capacitor, an I-shaped inductor and a piezoresistor, wherein the transformer, the stroboscopic chip, the control chip, the electrolytic capacitor, the I-shaped inductor and the piezoresistor are arranged on the same side face of the circuit board; the electrolytic capacitor and the I-shaped inductor are lifted and welded on the circuit board, the control chip is internally provided with the MOS tube, and the control chip, the stroboscopic removing chip and the piezoresistor are welded on the circuit board and are positioned below the electrolytic capacitor or the I-shaped inductor. The utility model has reasonable structure arrangement, the I-shaped inductor and the electrolytic capacitor are lifted and welded on the circuit board, the control chip, the stroboscopic removing chip and the piezoresistor are arranged below the I-shaped inductor and the electrolytic capacitor, and the utility model has an over-temperature protection function, is beneficial to reducing the occupied space of the whole circuit board, optimizes the control of the cost and the production speed, optimizes the processing technology, is beneficial to improving the whole heat dissipation performance, and has strong applicability and good practicability.
Description
Technical Field
The utility model belongs to the technical field of lamp power supplies, and particularly relates to a small-volume high-power non-stroboscopic high-PF driving power supply.
Background
The LED lamp comprises a drive circuit board, wherein the drive circuit board is used in the use process of the LED lamp, different electronic components are welded and fixed on the drive circuit board, so that a driving function can be realized, the drive circuit board is a common drive circuit board for the LED lamp, in the prior art, the drive circuit board is large in required area, so that a large space can be occupied, the installation and the use are not facilitated, each electronic component is attached and welded, the welding and the use of a radiating device are also not facilitated, the integral radiating performance of the radiating device can be influenced, and the applicability and the practicability are limited.
Disclosure of Invention
The utility model aims to provide a driving power supply with reasonable structural arrangement, strong practicability, small volume, high power, no stroboscopic effect and high PF.
The technical scheme for realizing the purpose of the utility model is that the driving power supply with small volume, high power, no stroboscopic and high PF comprises a circuit board, a transformer, a stroboscopic removing chip, a control chip, an electrolytic capacitor, an I-shaped inductor and a piezoresistor, wherein the transformer, the stroboscopic removing chip, the control chip, the electrolytic capacitor, the I-shaped inductor and the piezoresistor are arranged on the same side surface of the circuit board, and the circuit board is round;
The electrolytic capacitor and the I-shaped inductor are lifted and welded on the circuit board, and gaps are arranged among the electrolytic capacitor, the I-shaped inductor and the circuit board;
The transformer is welded on the circuit board;
The control chip is internally provided with a MOS tube, and the control chip, the stroboscopic removing chip and the piezoresistor are welded on the circuit board and are positioned below the electrolytic capacitor or the I-shaped inductor.
Further preferred are: the diameter of the circuit board is 34mm.
Further preferred are: the input voltage on the circuit board is AC85-277V, and the output voltage is 380-480V.
Further preferred are: the model of the transformer is EE1310/EE1710/1510/1610.
Further preferred are: a round hole is formed in the center of the circuit board.
Further preferred are: the whole driving power supply can be completely placed in the E40 lamp cap.
The utility model has the positive effects that: the utility model has reasonable structural arrangement, the I-shaped inductor and the electrolytic capacitor are lifted and welded on the circuit board, and the control chip, the stroboscopic removing chip and the piezoresistor are arranged below the I-shaped inductor and the electrolytic capacitor, so that the utility model has an over-temperature protection function, is beneficial to reducing the occupied space of the whole circuit board, ensures more compact arrangement, optimizes the control of cost and the production speed, can optimize the processing technology, is beneficial to improving the whole heat dissipation performance, and has strong applicability and good practicability.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings, in which:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a specific circuit of the present utility model;
fig. 3 is a schematic structural diagram of a circuit board according to the present utility model.
Reference numerals: the circuit board 1, the transformer 2, the electrolytic capacitor 3, the I-shaped inductor 4 and the round hole 5.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1 to 3, a small-volume high-power driving power supply without stroboscopic high PF is shown, and the whole driving power supply can be completely placed in an E40 lamp cap. The circuit board comprises a circuit board 1, a transformer 2, a stroboscopic removing chip, a control chip, an electrolytic capacitor 3, an I-shaped inductor 4 and a piezoresistor which are arranged on the same side face of the circuit board, wherein the circuit board is circular; in this embodiment, a circular hole 5 is provided in the center of the circuit board. The diameter of the circuit board is 34mm. The model of the transformer is EE1310/EE1710/1510/1610. The input voltage on the circuit board is AC85-277V, and the output voltage is 380-480V. The high-voltage low-current output circuit is high in efficiency, low in loss and low in temperature rise, the electrical components are conventional components in the prior art, and the electrical components are simply applied, and meanwhile, the control chip, the stroboscopic removal chip and the piezoresistor are positioned below the electrolytic capacitor or the I-shaped inductor during welding, so that the control chip, the stroboscopic removal chip and the piezoresistor are not drawn in the figure, but the understanding and the realization of technicians are not affected.
During welding, the electrolytic capacitor and the I-shaped inductor are lifted and welded on the circuit board, and gaps are arranged among the electrolytic capacitor, the I-shaped inductor and the circuit board; the electrolytic capacitor and the I-shaped inductor are lifted and welded, so that the area of a circuit board can be reduced, the arrangement compactness is improved, and the over-temperature protection performance is improved. The transformer is welded on the circuit board; the control chip is internally provided with a MOS tube, and the control chip, the stroboscopic removing chip and the piezoresistor are welded on the circuit board and are positioned below the electrolytic capacitor or the I-shaped inductor.
Namely, when welding, the electrolytic capacitor and the I-shaped inductor are arranged in a layered mode, and are positioned above the control chip, the stroboscopic chip and the piezoresistor, so that the area of the circuit board is reduced, and meanwhile, the heat dissipation is also facilitated. By adopting the structure, the electronic components on the whole circuit board are more compact, the occupied space is reduced, and the whole heat dissipation performance is improved by adopting the upper and lower layered welding.
The utility model has the positive effects that: the utility model has reasonable structure, the I-shaped inductor and the electrolytic capacitor are lifted and welded on the circuit board, and then the control chip, the stroboscopic removing chip and the piezoresistor are welded below the electrolytic capacitor or the I-shaped inductor, thereby being beneficial to reducing the occupied space of the whole circuit board, ensuring more compact arrangement, optimizing the control of cost and the production speed, being beneficial to improving the whole heat dissipation performance, and having strong applicability and good practicability.
The standard components used in this embodiment may be purchased directly from the market, but the nonstandard structural components described in the specification may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that no specific description will be made here.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While those obvious variations or modifications which come within the spirit of the utility model remain within the scope of the utility model.
Claims (6)
1. The utility model provides a high PF's of no stroboscopic drive power supply of small volume high-power, includes the circuit board, sets up transformer, go stroboscopic chip, control chip, electrolytic capacitor, I-shaped inductance and piezo-resistor on the same side on the circuit board, its characterized in that: the circuit board is circular;
The electrolytic capacitor and the I-shaped inductor are lifted and welded on the circuit board, and gaps are arranged among the electrolytic capacitor, the I-shaped inductor and the circuit board;
The transformer is welded on the circuit board;
The control chip is internally provided with a MOS tube, and the control chip, the stroboscopic removing chip and the piezoresistor are welded on the circuit board and are positioned below the electrolytic capacitor or the I-shaped inductor.
2. The small-volume high-power, strobe-free high PF driving power supply according to claim 1, characterized in that: the diameter of the circuit board is 34mm.
3. The small-volume high-power, strobe-free high PF driving power supply according to claim 2, characterized in that: the input voltage on the circuit board is AC85-277V, and the output voltage is 380-480V.
4. A small-volume high-power, strobe-free high PF driving power supply according to claim 3, characterized in that: the model of the transformer is EE1310/EE1710/1510/1610.
5. The small-volume high-power, strobe-free high-PF driving power supply of claim 4, wherein: a round hole is formed in the center of the circuit board.
6. The small-volume high-power, strobe-free high PF driving power supply according to claim 1, characterized in that: the whole driving power supply can be completely placed in the E40 lamp cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322873723.XU CN220985898U (en) | 2023-10-25 | 2023-10-25 | Driving power supply with small volume, high power, no stroboflash and high PF |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322873723.XU CN220985898U (en) | 2023-10-25 | 2023-10-25 | Driving power supply with small volume, high power, no stroboflash and high PF |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220985898U true CN220985898U (en) | 2024-05-17 |
Family
ID=91039653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322873723.XU Active CN220985898U (en) | 2023-10-25 | 2023-10-25 | Driving power supply with small volume, high power, no stroboflash and high PF |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220985898U (en) |
-
2023
- 2023-10-25 CN CN202322873723.XU patent/CN220985898U/en active Active
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