CN213485246U - Power strip PCB board with PD protocol board - Google Patents

Abstract

The utility model provides a power strip PCB board with PD protocol board, which comprises a PCB board, a PD protocol board, a transformer, an EMC filter circuit, a rectifier filter circuit, a gallium nitride MOS tube and a radiator, wherein the gallium nitride MOS tube, the transformer, the EMC filter circuit and the rectifier filter circuit are arranged on the PCB board; the PD protocol board is vertically arranged on the PCB; the radiator is tightly attached to the surface of the gallium nitride MOS tube and connected with the surface of the transformer. The utility model discloses the structure is ingenious, the design is exquisite and practice thrift the space. The utility model discloses install the PD agreement board perpendicularly on the PCB board, greatly reduced the area of PCB board. The utility model discloses a set up the wheat pulling-on piece and increase creepage distance. And a large-area copper foil is laid on the S pole of the gallium nitride MOS tube to realize shielding and heat dissipation effects.

Description

Power strip PCB board with PD protocol board

Technical Field

The utility model relates to a circuit board technical field specifically, relates to a take power of PD agreement board to arrange and insert PCB board.

Background

PCB main boards (printed circuit boards) are widely used at present. Which is the core of various circuitry. Almost all electronic devices require printed circuit board support. Therefore, the printed circuit board is the highest-market-share product among the global electronic component products. Printed circuit boards are also known as printed circuit boards. The printed circuit board is commonly abbreviated as PCB (printed Circuit Board). Are important electronic components. Is a support for electronic components. Is a bridge for the wiring between electronic components. It is called a "printed" circuit board because it is made using electronic printing techniques. Before the printed circuit board is present. The circuit connection between the electronic components is directly connected by wires to form a complete circuit. At present, circuit breadboards exist only as effective experimental tools. Printed circuit boards have become an absolutely dominant position in the electronics industry. In order to control and improve the production yield, the detection work for controlling the quality stability is particularly important.

However, the PCBA power supply main board is installed in a sealing structure, so that the heat dissipation performance of the PCBA power supply main board is poor. The performance of the power supply main board is easily reduced due to the large heat of the power devices on the power supply main board. Therefore, the utility model provides a be used for taking PD agreement board to arrange and insert PCB board has solved the problem that above-mentioned background proposed.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a take power of PD agreement board to arrange and insert PCB board.

According to the utility model provides a pair of take power of PD agreement board to arrange and insert PCB board, including PCB board, PD agreement board, transformer, EMC filter circuit, rectifier filter circuit, gallium nitride MOS pipe and radiator, wherein:

the gallium nitride MOS tube, the transformer, the EMC filter circuit and the rectifying filter circuit are arranged on the PCB;

the PD protocol board is vertically arranged on the PCB;

the radiator is tightly attached to the surface of the gallium nitride MOS tube and connected with the surface of the transformer.

Preferably, the heat sink is connected to the surface of the transformer by a thermally conductive gasket.

Preferably, the PCB board is further provided with a Mylar film for increasing creepage distance.

Preferably, a slot is arranged between the primary side and the secondary side of the gallium nitride MOS tube.

Preferably, a copper foil is laid on the S pole of the gallium-dissolving MOS tube.

Preferably, the PCB board is a hexagonal plane board.

Preferably, the PD protocol board is vertically disposed at an edge along one edge of the PCB board.

Preferably, the heat sink comprises a metal fin.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses the structure is ingenious, the design is exquisite and practice thrift the space.

2. The utility model discloses install the PD agreement board perpendicularly on the PCB board, greatly reduced the area of PCB board.

3. The utility model discloses a set up the wheat pulling-on piece and increase creepage distance.

4. The utility model discloses a shielding and heat dissipation effect are realized to the S utmost point copper foil of spreading the large tracts of land of gallium nitride MOS pipe.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1-3 are schematic structural diagrams of a power strip PCB with a PD protocol board.

Fig. 4 is a circuit diagram of a power strip PCB board with a PD protocol board.

Fig. 5 is a schematic circuit connection diagram of a PD protocol control circuit of a power strip PCB with a PD protocol board.

The figures show that:

PCB board 1

PD protocol board 2

Output port 3

Transformer 4

Fuse 5

EMC filter circuit 6

Rectifying and filtering circuit 7

Gallium nitride MOS transistor 8

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As fig. 1 to 5, according to the utility model provides a pair of take power of PD agreement board to arrange and insert PCB board, including fuse, gallium nitride MOS pipe, high frequency transformer, radiator, EMC filter circuit, rectification filter circuit, PD agreement board, wheat pulling-on piece, radiator, female seat of TYPE-C, female seat of TYPE-A, above-mentioned part all sets up on the PCB board, PCB board fixed mounting is in the casing the inside of a plastic.

The gallium nitride MOS tube, the transformer and the radiator are vertically arranged on the PCB. The radiator is tightly attached to the surface of the gallium nitride MOS tube. Connected to the surface of the high-frequency transformer by a thermally conductive pad. The transformer and the gallium nitride MOS are radiated by the radiator. The PD protocol board is vertically installed on the PCB board as an independent module to reduce the area of the PCBA. A groove is formed between the primary side and the secondary side of the PCB, and the Mylar film is arranged to increase the creepage distance. And a large area of copper foil is laid on the S pole of the gallium nitride MOS tube to serve as a shielding and heat dissipation function.

As shown in fig. 4 and 5, the EMC filter circuit is connected to the ac voltage, and a fuse is provided in the circuit. The EMC filter circuit is connected with the rectifying filter circuit, the rectifying filter circuit is connected with the flyback switching power circuit, and the flyback switching power circuit is connected with the PD protocol control DC-DC conversion circuit. The PD protocol control DC-DC conversion circuit controls the DC-DC conversion circuit through the PD protocol, namely, the PD protocol control circuit realizes PD protocol signal input.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims (9)

1. The utility model provides a take power of PD agreement board to arrange and insert PCB board, its characterized in that, includes PCB board, PD agreement board, transformer, EMC filter circuit, rectifier filter circuit, gallium nitride MOS pipe and radiator, wherein:

the gallium nitride MOS tube, the transformer, the EMC filter circuit and the rectifying filter circuit are arranged on the PCB;

the PD protocol board is vertically arranged on the PCB;

the radiator is tightly attached to the surface of the gallium nitride MOS tube and connected with the surface of the transformer.

2. The power strip PCB with PD protocol board of claim 1, wherein the heat sink is attached to the surface of the transformer by a thermally conductive gasket.

3. The power strip PCB with the PD protocol board as claimed in claim 1, wherein a Mylar film for increasing creepage distance is further mounted on the PCB.

4. The power strip PCB with the PD protocol board of claim 1, characterized in that a slot is provided between the primary side and the secondary side of the GaN MOS tube.

5. The power strip PCB board with the PD protocol board of claim 1, characterized in that the S pole of the gallium-dissolving MOS tube is laid with copper foil.

6. The power strip PCB with PD protocol board of claim 1, wherein said PCB is a hexagonal plane board.

7. The power strip PCB with the PD protocol board of claim 6, wherein the PD protocol board is vertically disposed at an edge along one edge of the PCB board.

8. The power strip PCB board with PD protocol board of claim 1, wherein the heat sink comprises a metal heat sink.

9. The power strip PCB with PD protocol board of claim 1, characterized in that the transformer is a high frequency transformer.

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