CN212544112U - Wide-voltage high-power photoelectric integrated LED circuit and LED bulb lamp - Google Patents
Wide-voltage high-power photoelectric integrated LED circuit and LED bulb lamp Download PDFInfo
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- CN212544112U CN212544112U CN202021009667.5U CN202021009667U CN212544112U CN 212544112 U CN212544112 U CN 212544112U CN 202021009667 U CN202021009667 U CN 202021009667U CN 212544112 U CN212544112 U CN 212544112U
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Abstract
The utility model discloses a high-power photoelectric integration LED circuit is pressed to width, include: the LED lamp comprises a light source plate, an anti-surge module, a rectifying module, a first filter capacitor, at least one switching power supply module and an LED lamp bead module, wherein each switching power supply module is provided with a high-voltage power supply port and a drain port of a built-in power tube; the alternating current input end of the rectifying module is connected with a power supply through the anti-surge module, the forward output end of the rectifying module is connected with the reverse output end of the rectifying module through the first filter capacitor, the forward output end of the rectifying module is further connected with the high-voltage power supply port and the input end of the LED lamp bead module, and the output end of the LED lamp bead module is connected with the drain port of the built-in power tube. The utility model also discloses a LED ball bubble lamp. Adopt the utility model discloses, can realize the optoelectronic integration under the prerequisite of guaranteeing wide voltage input, improve power efficiency.
Description
Technical Field
The utility model relates to a LED technical field especially relates to a high-power optoelectronic integration LED circuit of wide pressure and LED ball bubble lamp.
Background
In the lighting industry, LED lamps are replacing traditional incandescent lamps and energy saving lamps in large quantities due to their characteristics of high light efficiency and long life.
The existing photoelectric integrated LED bulb lamp generally adopts a linear scheme, but the wide voltage input cannot be realized by the linear regulation rate characteristic in the linear scheme, and the light efficiency of the whole lamp is low. Therefore, the existing wide-voltage high-power LED bulb usually adopts a switching power supply and is provided with an independent driving power supply driving board, and the driving board is usually provided with 1 chip, 1 power switch MOS (metal oxide semiconductor) transistor and 1 large-volume power inductor, so that the assembly is complex, the production efficiency is low, and the cost is high.
From the above, the existing LED bulb lamp cannot meet the actual needs of users.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a simple structure, convenient processing's high-power optoelectronic integration LED circuit of wide pressure and LED ball bubble lamp are provided, can realize optoelectronic integration under the prerequisite of guaranteeing wide voltage input, improve power efficiency.
In order to solve the technical problem, the utility model provides a wide-voltage high-power photoelectric integrated LED circuit, which comprises a light source plate, an anti-surge module, a rectifier module, a first filter capacitor, at least one switching power supply module and an LED lamp bead module, wherein the anti-surge module, the rectifier module, the first filter capacitor, the switching power supply module and the LED lamp bead module are all integrated on the light source plate, and each switching power supply module is provided with a high-voltage power supply port and a built-in power tube drain port; the alternating current input end of the rectification module is connected with a power supply through an anti-surge module, the forward output end of the rectification module is connected with the reverse output end of the rectification module through a first filter capacitor, the forward output end of the rectification module is further connected with the high-voltage power supply port and the input end of the LED lamp bead module, and the output end of the LED lamp bead module is connected with the drain electrode port of the built-in power tube.
As an improvement of the above scheme, the anti-surge module includes a first safety resistor, a second safety resistor and a first voltage dependent resistor, one ac input end of the rectifier module is connected to the live wire of the power supply through the first safety resistor, the other ac input end of the rectifier module is connected to the zero line of the power supply through the second safety resistor, and the rectifier module is connected in parallel with the first voltage dependent resistor through two ac input ends.
As an improvement of the scheme, the wide-voltage high-power photoelectric integrated LED circuit further comprises a load resistor, and the load resistor is connected with the LED lamp bead module in parallel.
As an improvement of the scheme, the wide-voltage high-power photoelectric integrated LED circuit further comprises a second filter capacitor, and the second filter capacitor is connected with the LED lamp bead module in parallel.
As an improvement of the scheme, the wide-voltage high-power photoelectric integrated LED circuit comprises at least two switching power supply modules which are connected in parallel.
As an improvement of the above scheme, the switching power supply module includes a switching power supply chip and a power inductor; the high-voltage power supply port and the drain port of the built-in power tube are arranged on the switch power supply chip, and the output end of the LED lamp bead module is connected with the drain port of the built-in power tube through the power inductor.
As an improvement of the above scheme, the switching power supply module further includes a sampling resistor, and the switching power supply chip is further provided with a current detection port, and the current detection port is grounded through the sampling resistor.
As an improvement of the scheme, the switching power supply chip is internally provided with a power tube.
As an improvement of the scheme, the switching power supply chip is KP 1054.
Correspondingly, the utility model also provides a LED bulb lamp, including bulb lamp and the high-power optoelectronic integration LED circuit of above-mentioned wide pressure, the high-power optoelectronic integration LED circuit of wide pressure is located in the bulb lamp.
Implement the utility model has the advantages that:
the utility model discloses an anti-surge module and first filter capacitor form 2 orders and restrain thunderbolt surge structure, but anti-thunderbolt surge 1000V has improved system stability widely, satisfies the law surge requirement.
And simultaneously, the utility model discloses a wide voltage input switching power supply module has saved the power MOS pipe, need not to set up bulky power inductance, can realize the optoelectronic integration, improves production efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of a wide-voltage high-power photoelectric integrated LED circuit according to the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the wide-voltage high-power photoelectric integrated LED circuit of the present invention;
FIG. 3 is a schematic structural diagram of a third embodiment of the wide-voltage high-power photoelectric integrated LED circuit of the present invention;
FIG. 4 is a schematic structural diagram of a fourth embodiment of the wide-voltage high-power photoelectric integrated LED circuit of the present invention;
FIG. 5 is a schematic structural diagram of a fifth embodiment of the wide-voltage high-power photoelectric integrated LED circuit of the present invention;
fig. 6 is a schematic structural diagram of the LED bulb lamp of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 shows the utility model discloses wide-voltage high-power photoelectric integration LED circuit's first embodiment, it includes light source board, anti surge module A, rectifier module BD1, first filter capacitor CE1, at least one switching power supply module B and LED lamp pearl module, anti surge module A, rectifier module BD1, first filter capacitor CE1, switching power supply module B and LED lamp pearl module all integrate in on the light source board, wherein, rectifier module BD1 is preferably the rectifier bridge circuit, but not with this as the restriction.
In the utility model, each switch power supply module B is provided with a high voltage power supply port HV and a Drain port Drain of a built-in power tube; the alternating current input end of the rectifier module BD1 is connected with a power supply through an anti-surge module A, the forward output end of the rectifier module BD1 is connected with the reverse output end of the rectifier module BD1 through a first filter capacitor CE1, the forward output end of the rectifier module BD1 is further connected with the high-voltage power supply port HV and the input end of the LED lamp bead module, and the output end of the LED lamp bead module is connected with the Drain port Drain of the built-in power tube.
Therefore, the utility model discloses an anti-surge module A and first filter capacitor CE1 can form 2 orders and restrain the thunderbolt surge, and the anti thunderbolt surge of conventional circuit 500V, and the utility model discloses can anti-thunderbolt surge 1000V, improve system stability widely, satisfy the regulation surge requirement.
Specifically, the LED lamp bead module comprises at least two groups of LED lamp beads which are connected in parallel or in series. It should be noted that, when two or more groups of LED lamp beads are arranged in the LED lamp bead module, each group of LED lamp beads are connected in series or in parallel, so that the flexibility is high, and the brightness of the lamp can be effectively improved. Wherein, every group LED lamp pearl includes an LED lamp pearl or two at least LED lamp pearls, and the user can set up according to actual demand.
Each switching power supply module B comprises a switching power supply chip UI and a power inductor L1; the high-voltage power supply port HV and the Drain port Drain of the built-in power tube are arranged on the switching power supply chip U1, and the output end of the LED lamp bead module is connected with the Drain port Drain of the built-in power tube through the inductor L1.
What is different from prior art, the utility model discloses in built-in power tube of switching power supply chip U1, little volume paster power inductance L1 is all connected to built-in power tube Drain electrode port Drain of every switching power supply chip U1, consequently, the utility model discloses saved the power MOS pipe, need not to set up big volume power inductance, can realize the optoelectronic integration, improve production efficiency. Preferably, the switching power supply chip U1 is KP1054, which is a high power supply efficiency, but not limited thereto.
Further, the switching power supply module B further includes a sampling resistor RS1, and the switching power supply chip U1 is further provided with a current detection port CS and a ground port GND; the current detection port CS is grounded through the sampling resistor RS1, so that the output current of the switching power supply chip U1 can be effectively adjusted; the ground port GND is grounded.
Referring to fig. 2, fig. 2 shows a second embodiment of the wide voltage high power photoelectric integrated LED circuit of the present invention, which is different from the first embodiment shown in fig. 1, the anti-surge module a includes a first safety resistor FR1, a second safety resistor FR2 and a first varistor RV1, an ac input end of the rectifier module BD1 is connected to the live power line L through the first safety resistor FR1, another ac input end of the rectifier module BD1 is connected to the neutral power line N through the second safety resistor FR2, and the rectifier module BD1 is connected in parallel to the first varistor RV1 through two ac input ends.
The first protection resistor FR1, the second protection resistor FR2, and the first varistor RV1 form a first-stage anti-surge structure. The circuit elements can be effectively protected by the first safety resistor FR1 and the second safety resistor FR2, and transient overvoltage such as lightning overvoltage and operation overvoltage can be effectively suppressed by the first voltage dependent resistor RV1, so that the electric shock (surge) can be effectively absorbed.
Referring to fig. 3, fig. 3 shows a third embodiment of the wide voltage high power photoelectric integrated LED circuit of the present invention, which is different from the second embodiment shown in fig. 2 in that two switching power supply modules B are provided in this embodiment, and B is connected in parallel between the switching power supply modules.
It should be noted that, by the plurality of parallel switching power supply modules B, surge voltage input to the wide-voltage high-power photoelectric integrated LED circuit can be effectively shunted, so that efficiency of the wide-voltage high-power photoelectric integrated LED circuit is effectively improved, and input voltage of the wide-voltage high-power photoelectric integrated LED circuit can also be effectively improved.
Referring to fig. 4, fig. 4 shows a fourth embodiment of the wide-voltage high-power photoelectric integrated LED circuit of the present invention, which is different from the third embodiment shown in fig. 3, the fourth embodiment further includes a load resistor R1, and the load resistor R1 is connected in parallel with the LED lamp bead module.
It should be noted that, the stability of the system can be effectively improved by the load resistor R1.
Referring to fig. 5, fig. 5 shows a fifth embodiment of the wide-voltage high-power photoelectric integrated LED circuit of the present invention, which is different from the third embodiment shown in fig. 4, the fifth embodiment further includes a second filter capacitor CE2, and the second filter capacitor CE2 is connected in parallel with the LED lamp bead module.
It should be noted that, the second filter capacitor CE2 can effectively suppress circuit ripples, thereby improving the light emitting efficiency of the light source.
As shown in fig. 6, the utility model also discloses a LED bulb lamp, it includes ball bubble lamp 2 and the above the high-power optoelectronic integration LED circuit 1 of wide pressure, the high-power optoelectronic integration LED circuit 1 of wide pressure is located in ball bubble lamp 2.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the invention, and these modifications and decorations are also regarded as the protection scope of the present invention.
Claims (10)
1. A wide-voltage high-power photoelectric integrated LED circuit is characterized by comprising a light source board, an anti-surge module, a rectifying module, a first filter capacitor, at least one switching power supply module and an LED lamp bead module, wherein the anti-surge module, the rectifying module, the first filter capacitor, the switching power supply module and the LED lamp bead module are all integrated on the light source board, and each switching power supply module is provided with a high-voltage power supply port and a built-in power tube drain port;
the alternating current input end of the rectification module is connected with a power supply through an anti-surge module, the forward output end of the rectification module is connected with the reverse output end of the rectification module through a first filter capacitor, the forward output end of the rectification module is further connected with the high-voltage power supply port and the input end of the LED lamp bead module, and the output end of the LED lamp bead module is connected with the drain electrode port of the built-in power tube.
2. The wide-voltage high-power photoelectric integrated LED circuit according to claim 1, wherein the anti-surge module comprises a first safety resistor, a second safety resistor and a first voltage dependent resistor, one AC input end of the rectifier module is connected with a live power supply line through the first safety resistor, the other AC input end of the rectifier module is connected with a neutral power supply line through the second safety resistor, and the rectifier module is connected with the first voltage dependent resistor in parallel through two AC input ends.
3. The wide-voltage high-power photoelectric integrated LED circuit according to claim 1, further comprising a load resistor, wherein the load resistor is connected in parallel with the LED lamp bead module.
4. The wide-voltage high-power photoelectric integrated LED circuit according to claim 1, further comprising a second filter capacitor, wherein the second filter capacitor is connected in parallel with the LED lamp bead module.
5. The wide-voltage high-power photoelectric integrated LED circuit according to claim 1, wherein the wide-voltage high-power photoelectric integrated LED circuit comprises at least two switching power supply modules, and the switching power supply modules are connected in parallel.
6. The wide-voltage high-power photoelectric integrated LED circuit as claimed in claim 1, wherein the switching power supply module comprises a switching power supply chip and a power inductor;
the high-voltage power supply port and the drain port of the built-in power tube are arranged on the switch power supply chip, and the output end of the LED lamp bead module is connected with the drain port of the built-in power tube through the power inductor.
7. The wide-voltage high-power photoelectric integrated LED circuit as claimed in claim 6, wherein the switching power supply module further comprises a sampling resistor, the switching power supply chip is further provided with a current detection port, and the current detection port is grounded through the sampling resistor.
8. The wide-voltage high-power photoelectric integrated LED circuit as claimed in claim 6, wherein a power tube is arranged in the switching power supply chip.
9. The wide-voltage high-power photoelectric integrated LED circuit as claimed in claim 8, wherein the switching power supply chip is KP 1054.
10. An LED bulb lamp is characterized by comprising a bulb lamp and the wide-voltage high-power photoelectric integrated LED circuit according to any one of claims 1-9, wherein the wide-voltage high-power photoelectric integrated LED circuit is arranged in the bulb lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021009667.5U CN212544112U (en) | 2020-06-04 | 2020-06-04 | Wide-voltage high-power photoelectric integrated LED circuit and LED bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021009667.5U CN212544112U (en) | 2020-06-04 | 2020-06-04 | Wide-voltage high-power photoelectric integrated LED circuit and LED bulb lamp |
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| Publication Number | Publication Date |
|---|---|
| CN212544112U true CN212544112U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021009667.5U Active CN212544112U (en) | 2020-06-04 | 2020-06-04 | Wide-voltage high-power photoelectric integrated LED circuit and LED bulb lamp |
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| Country | Link |
|---|---|
| CN (1) | CN212544112U (en) |
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- 2020-06-04 CN CN202021009667.5U patent/CN212544112U/en active Active
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