CN218162704U

CN218162704U - 5G router circuit based on POE power supply

Info

Publication number: CN218162704U
Application number: CN202222329379.3U
Authority: CN
Inventors: 刘诗鑫
Original assignee: Shenzhen Tulin Technology Co ltd
Current assignee: Shenzhen Tulin Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-27
Anticipated expiration: 2032-09-02

Abstract

The utility model provides a 5G router circuit based on POE power supply, including main control chip, net gape circuit, first DCDC step-down circuit, gigabit Ethernet chip circuit, second DCDC step-down circuit, USB2.0 circuit, SIM card circuit, 5G antenna circuit, LED indicating circuit, POE power supply circuit, main control chip carries out the electricity with USB2.0 circuit, SIM card circuit, LED indicating circuit, 5G antenna circuit, the one end of first DCDC step-down circuit, the one end of gigabit Ethernet chip circuit respectively and connects; this 5G router circuit based on POE power supply need not to insert the power cord in addition, directly adopts the POE power supply to use, and the workman of being convenient for installs and places.

Description

5G router circuit based on POE power supply

Technical Field

The utility model relates to a router circuit technical field especially relates to a 5G router circuit based on POE power supply.

Background

The method aims at some areas where the difficulty of laying optical fibers is high, the cost is high, and operators are basically reluctant to deploy broadband networks, some remote areas or areas with complex terrains (such as rural areas, wild areas and the like). The requirement has been hardly satisfied to the light cat, and 5G CPE (5G terminal equipment) is exactly a enhancement version "light cat", has mobility and flexibility, and everywhere that has the 5G signal all can use 5G CPE, however, most of 5G terminal equipment all need insert a conductor wire in addition when the power supply, and a more circuit then is unfavorable for workman convenient installation, simultaneously, then need draw the power cord in addition in the region of installation, wastes time and energy.

The technique of adopting POE power supply (power over Ethernet) has appeared now, only need a net twine, POE then can also transmit data for the network equipment power supply, the work of wiring has then been reduced like this, it is simple and save space, and equipment can remove at will, great flexibility has, POE power supply technique only can be for the terminal equipment power supply of needs power supply, only the equipment that needs the power supply has been connected, the ethernet cable just can have voltage to exist, therefore the risk of electric leakage on the circuit has been eliminated, safety and reliability.

For this reason, it is necessary to provide a POE-based 5G router circuit to adapt the power over ethernet technique.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a 5G router circuit comes the technique of adaptation ethernet power supply based on POE power supply.

The utility model discloses a following technical scheme realizes:

the utility model provides a 5G router circuit based on POE power supply, including main control chip, net gape circuit, first DCDC step-down circuit, gigabit Ethernet chip circuit, second DCDC step-down circuit, USB2.0 circuit, SIM card circuit, 5G antenna circuit, LED indicating circuit, POE power supply circuit, main control chip respectively with USB2.0 circuit SIM card circuit LED indicating circuit 5G antenna circuit the one end of first DCDC step-down circuit the one end of gigabit Ethernet chip circuit carries out the electricity and connects, the one end of second DCDC step-down circuit with the one end electricity of first DCDC step-down circuit is connected, the other end of gigabit Ethernet chip circuit with the other end electricity of second DCDC step-down circuit is connected, the other end of first DCDC step-down circuit with the one end electricity of net gape circuit is connected, the other end of net gape circuit with the power supply circuit electricity is connected.

Further, the 5G antenna circuit includes two first signal transceiver circuits, the first signal transceiver circuit includes integrated circuit U1, resistance R77, electric capacity C67, electric capacity C68, integrated circuit U1's 1 pin, 3 pin, 5 pin ground connections, integrated circuit U1's 2 pins are connected with resistance R77's one end, electric capacity C67's one end respectively, electric capacity C67's other end ground connection, resistance R77's the other end with electric capacity C68's one end is connected, electric capacity C68's the other end ground connection.

Further, the 5G antenna circuit still includes six second signal transceiver circuits, second signal transceiver circuit includes connector J1, diode D15, resistance R2, electric capacity C5, electric capacity C6, connector J1's 2 pins and 3 pins are all ground connection, connector J1's 1 pin is connected with diode D15's one end, resistance R2's one end, electric capacity C5's one end respectively, diode D15's other end ground connection, electric capacity C5's other end ground connection, resistance R2's the other end with electric capacity C6's one end is connected, electric capacity C6's other end ground connection.

Further, the network port circuit comprises an integrated circuit U2, a network cable connector J8, a resistor R1, a resistor R4, a resistor R26, a resistor R29, a resistor R30, a resistor R50, a resistor R51, a resistor R52, a sensitive ammeter G1, a sensitive ammeter G2, a thermistor R28, and a thermistor R53, wherein a pin 13 of the integrated circuit U2 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with a pin 1 of the network cable connector J8, a pin 14 of the integrated circuit U2 is connected with one end of the resistor R4, the other end of the resistor R4 is respectively connected with a pin 1 of the sensitive ammeter G1 and a pin 2 of the network cable connector J8, a pin 2 of the sensitive ammeter G1 is connected with one end of the thermistor R28, a pin 16 of the integrated circuit U2 is connected with one end of the resistor R26, the other end of the resistor R26 is connected with the other end of the thermistor R28 and the 3 pins of the network cable connector J8, the 19 pins of the integrated circuit U2 are connected with one end of the resistor R29, the other end of the R29 is connected with the 4 pins of the network cable connector J8, the 20 pins of the integrated circuit U2 are connected with one end of the resistor R30, the other end of the resistor R30 is connected with the 1 pin of the sensitive ammeter G2 and the 5 pins of the network cable connector J8, the 2 pins of the sensitive ammeter G2 are connected with one end of the thermistor 53, the 17 pins of the integrated circuit U2 are connected with one end of the resistor R50, the other end of the resistor 50 is connected with the 6 pins of the network cable connector J8, the 22 pins of the integrated circuit U2 are connected with one end of the resistor R51, and the other end of the resistor R51 is connected with the other end of the thermistor 53 and the 3 pins of the network cable connector J8, the 7 pins of the network cable connector J8 are connected, the 23 pins of the integrated circuit U2 are connected with one end of the resistor R52, and the other end of the resistor R52 is connected with the 8 pins of the network cable connector J8.

Further, the network port circuit further includes a capacitor C26, a resistor R5, a capacitor C31, a resistor R33, a capacitor C32, a resistor R35, a capacitor C34, a resistor R36, and a capacitor C27, wherein a pin 15 of the integrated circuit U2 is connected to one end of the capacitor C26, the other end of the capacitor C26 is connected to one end of the resistor R5, a pin 18 of the integrated circuit U2 is connected to one end of the capacitor C31, the other end of the capacitor C31 is connected to one end of the resistor R33, a pin 21 of the integrated circuit U2 is connected to one end of the capacitor C32, the other end of the capacitor C32 is connected to one end of the resistor R35, a pin 24 of the integrated circuit U2 is connected to one end of the capacitor C34, the other end of the capacitor C34 is connected to one end of the resistor R36, the other end of the resistor R5, the other end of the resistor R33, the other end of the resistor R35, and the other end of the resistor R36 are connected to one end of the capacitor C27, and the other end of the capacitor C27 is grounded.

Further, POE power supply circuit includes integrated circuit U4, electric capacity C50, electric capacity C49, resistance R109, resistance R108, resistance R107, integrated circuit U4's 16 pins respectively with electric capacity C49's one end, electric capacity C50's anodal connection, electric capacity C49's the other end the negative pole of electric capacity C50 all grounds, integrated circuit U4's 6 pins with resistance R109's one end is connected, resistance R109's other end ground connection, integrated circuit U4's 8 pins with resistance R108's one end is connected, resistance R108's the other end ground connection, integrated circuit U4's 7 pins with resistance R107's one end is connected, resistance R107's the other end ground connection.

Further, POE supply circuit still includes resistance R106, resistance R105, resistance R104, integrated circuit U4's 11 pins with resistance R106's one end is connected, resistance R106's other end ground connection, integrated circuit U4's 10 pins with resistance R105's one end is connected, resistance R105's other end ground connection, integrated circuit U4's 9 pins with resistance R104's one end is connected, resistance R104's other end ground connection.

Further, POE supply circuit still includes electric capacity C48, electric capacity C23, diode D11, fuse FB4, integrated circuit U4's 18 pin meet and respectively with electric capacity C48's one end, electric capacity C23's one end, diode D11's one end, fuse FB 4's one end is connected, electric capacity C48's the other end, electric capacity C23's the other end, diode D11's the other end all grounds.

Further, POE power supply circuit still includes resistance R103, resistance R102, integrated circuit U4's 4 pins with resistance R103's one end is connected, integrated circuit U4's 5 pins with resistance R102's one end is connected, resistance R103 the other end resistance R102's the other end all ground connection.

Further,

pins

2 and 19 of the integrated circuit U4 are both grounded.

The utility model has the advantages that:

the utility model provides a 5G router circuit based on POE power supply, including the main control chip, the net gape circuit, first DCDC step-down circuit, gigabit Ethernet chip circuit, second DCDC step-down circuit, USB2.0 circuit, the SIM card circuit, 5G antenna circuit, LED indicating circuit, POE power supply circuit, the main control chip respectively with USB2.0 circuit, the SIM card circuit, LED indicating circuit, 5G antenna circuit, the one end of first DCDC step-down circuit, the one end of gigabit Ethernet chip circuit carries out the electricity and connects, the one end of second DCDC step-down circuit is connected with the one end electricity of first DCDC step-down circuit, the other end of gigabit Ethernet chip circuit is connected with the other end electricity of second DCDC step-down circuit, the other end of first DCDC step-down circuit is connected with the one end electricity of net gape circuit, the other end of net gape circuit is connected with POE power supply circuit electricity; the POE power supply circuit starts to supply power after being connected with the network port circuit, the main control chip plays a control function, the USB2.0 circuit can be used for transmitting data and debugging equipment, the SIM card circuit can identify a mobile phone card, the mobile phone card is connected with a 5G network through a 5G antenna circuit after being plugged, the 5G antenna circuit can receive wireless data, a single Carrier (CA) can support 2.3Gbps data downloading service at most, the main control chip is connected with a gigabit Ethernet chip circuit through an RGMII interface, the 5G network data is processed by the main control chip and transmitted to the gigabit Ethernet chip circuit, and meanwhile, the LED indicating circuit is configured, so that the corresponding state of the main control chip can be indicated, and the key is supported to reply factory settings; to sum up, this 5G router circuit based on POE power supply need not to insert the power cord in addition, directly adopts the POE power supply to use, and the workman of being convenient for installs and places.

Drawings

Fig. 1 is a schematic diagram of a POE-based 5G router circuit of the present invention;

fig. 2 is a circuit diagram of a POE power supply circuit of the POE power supply based 5G router circuit of the present invention;

fig. 3 is a circuit diagram of a first signal transceiver circuit of the POE power supply based 5G router circuit of the present invention;

fig. 4 is a circuit diagram of a second signal transceiver circuit of the POE power supply based 5G router circuit of the present invention;

fig. 5 is the utility model discloses a circuit diagram of net gape circuit of 5G router circuit based on POE power supply.

Detailed Description

In order to more clearly and completely explain the technical scheme of the present invention, the present invention is further explained with reference to the attached drawings.

Please refer to fig. 1-5, the utility model provides a 5G router circuit based on POE power supply, including main control chip, the net gape circuit, first DCDC step-down circuit, gigabit ethernet chip circuit, second DCDC step-down circuit, USB2.0 circuit, the SIM card circuit, 5G antenna circuit, the LED indicating circuit, POE power supply circuit, main control chip respectively with USB2.0 circuit, the SIM card circuit, the LED indicating circuit, 5G antenna circuit, the one end of first DCDC step-down circuit, the one end of gigabit ethernet chip circuit carries out the electricity to be connected, the one end of second DCDC step-down circuit is connected with the one end electricity of first DCDC step-down circuit, the other end of gigabit ethernet chip circuit is connected with the other end electricity of second DCDC step-down circuit, the other end of first DCDC step-down circuit is connected with the one end electricity of net gape circuit, the other end of net gape circuit is connected with POE power supply circuit electricity; the 5G antenna circuit comprises two first signal receiving and transmitting circuits, each first signal receiving and transmitting circuit comprises an integrated circuit U1, a resistor R77, a capacitor C67 and a capacitor C68, wherein

pins

1, 3 and 5 of the integrated circuit U1 are grounded, pins 2 of the integrated circuit U1 are respectively connected with one end of the resistor R77 and one end of the capacitor C67, the other end of the capacitor C67 is grounded, the other end of the resistor R77 is connected with one end of the capacitor C68, and the other end of the capacitor C68 is grounded; the 5G antenna circuit further comprises six second signal receiving and transmitting circuits, each second signal receiving and transmitting circuit comprises a connector J1, a diode D15, a resistor R2, a capacitor C5 and a capacitor C6,

pins

2 and 3 of the connector J1 are grounded, pin 1 of the connector J1 is respectively connected with one end of the diode D15, one end of the resistor R2 and one end of the capacitor C5, the other end of the diode D15 is grounded, the other end of the capacitor C5 is grounded, the other end of the resistor R2 is connected with one end of the capacitor C6, and the other end of the capacitor C6 is grounded; the network port circuit comprises an integrated circuit U2, a network wire connector J8, a resistor R1, a resistor R4, a resistor R26, a resistor R29, a resistor R30, a resistor R50, a resistor R51, a resistor R52, a sensitive ammeter G1, a sensitive ammeter G2, a thermistor R28 and a thermistor R53, wherein a pin 13 of the integrated circuit U2 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with a pin 1 of the network wire connector J8, a pin 14 of the integrated circuit U2 is connected with one end of the resistor R4, the other end of the resistor R4 is respectively connected with a pin 1 of the sensitive ammeter G1 and a pin 2 of the network wire connector J8, a pin 2 of the sensitive ammeter G1 is connected with one end of the thermistor R28, a pin 16 of the integrated circuit U2 is connected with one end of the resistor R26, the other end of the resistor R26 is respectively connected with the other end of the thermistor R28 and a pin 3 of the network wire connector J8, a pin 19 of an integrated circuit U2 is connected with one end of a resistor R29, the other end of the R29 is connected with a pin 4 of a network cable connector J8, a pin 20 of the integrated circuit U2 is connected with one end of a resistor R30, the other end of the resistor R30 is respectively connected with a pin 1 of a sensitive ammeter G2 and a pin 5 of the network cable connector J8, a pin 2 of the sensitive ammeter G2 is connected with one end of a thermistor 53, a pin 17 of the integrated circuit U2 is connected with one end of a resistor R50, the other end of the resistor 50 is connected with a pin 6 of the network cable connector J8, a pin 22 of the integrated circuit U2 is connected with one end of a resistor R51, the other end of the resistor R51 is respectively connected with the other end of the thermistor 53 and a pin 7 of the network cable connector J8, a pin 23 of the integrated circuit U2 is connected with one end of a resistor R52, and the other end of the resistor R52 is connected with a pin 8 of the network cable connector J8; the network port circuit further comprises a capacitor C26, a resistor R5, a capacitor C31, a resistor R33, a capacitor C32, a resistor R35, a capacitor C34, a resistor R36 and a capacitor C27, wherein a pin 15 of the integrated circuit U2 is connected with one end of the capacitor C26, the other end of the capacitor C26 is connected with one end of the resistor R5, a pin 18 of the integrated circuit U2 is connected with one end of the capacitor C31, the other end of the capacitor C31 is connected with one end of the resistor R33, a pin 21 of the integrated circuit U2 is connected with one end of the capacitor C32, the other end of the capacitor C32 is connected with one end of the resistor R35, a pin 24 of the integrated circuit U2 is connected with one end of the capacitor C34, the other end of the capacitor C34 is connected with one end of the resistor R36, the other end of the resistor R5, the other end of the resistor R33, the other end of the resistor R35 and the other end of the resistor R36 are connected with one end of the capacitor C27, and the other end of the capacitor C27 is grounded; the POE power supply circuit comprises an integrated circuit U4, a capacitor C50, a capacitor C49, a resistor R109, a resistor R108 and a resistor R107, wherein a pin 16 of the integrated circuit U4 is respectively connected with one end of the capacitor C49 and the anode of the capacitor C50, the other end of the capacitor C49 and the cathode of the capacitor C50 are grounded, a pin 6 of the integrated circuit U4 is connected with one end of the resistor R109, the other end of the resistor R109 is grounded, a pin 8 of the integrated circuit U4 is connected with one end of the resistor R108, the other end of the resistor R108 is grounded, a pin 7 of the integrated circuit U4 is connected with one end of the resistor R107, and the other end of the resistor R107 is grounded; the POE power supply circuit further comprises a resistor R106, a resistor R105 and a resistor R104, wherein a pin 11 of the integrated circuit U4 is connected with one end of the resistor R106, the other end of the resistor R106 is grounded, a pin 10 of the integrated circuit U4 is connected with one end of the resistor R105, the other end of the resistor R105 is grounded, a pin 9 of the integrated circuit U4 is connected with one end of the resistor R104, and the other end of the resistor R104 is grounded; the POE power supply circuit further comprises a capacitor C48, a capacitor C23, a diode D11 and a fuse FB4, wherein a pin 18 and a pin 1 of the integrated circuit U4 are connected with one end of the capacitor C48, one end of the capacitor C23, one end of the diode D11 and one end of the fuse FB4 respectively, and the other end of the capacitor C48, the other end of the capacitor C23 and the other end of the diode D11 are all grounded; the POE power supply circuit further comprises a resistor R103 and a resistor R102, a pin 4 of the integrated circuit U4 is connected with one end of the resistor R103, a pin 5 of the integrated circuit U4 is connected with one end of the resistor R102, and the other end of the resistor R103 and the other end of the resistor R102 are grounded;

pins

2 and 19 of the integrated circuit U4 are both grounded;

in the present embodiment:

the POE power supply circuit starts to supply power after being connected with the network port circuit, the main control chip plays a control function, the USB2.0 circuit can be used for transmitting data and debugging equipment, the SIM card circuit can identify a mobile phone card, the mobile phone card is connected with a 5G network through a 5G antenna circuit after being plugged, the 5G antenna circuit can receive wireless data, a single Carrier (CA) can support 2.3Gbps data downloading service at most, the main control chip is connected with a gigabit Ethernet chip circuit through an RGMII interface, the 5G network data is processed by the main control chip and transmitted to the gigabit Ethernet chip circuit, and meanwhile, the LED indicating circuit is configured, so that the corresponding state of the main control chip can be indicated, and the key is supported to reply factory settings;

to sum up, this 5G router circuit based on POE power supply need not to insert the power cord in addition, directly adopts the POE power supply to use, and the workman of being convenient for installs and places.

Of course, the present invention can also have other various embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative work, and all of them belong to the protection scope of the present invention.

Claims

1. The utility model provides a 5G router circuit based on POE power supply, a serial communication port, including main control chip, net gape circuit, first DCDC step-down circuit, gigabit Ethernet chip circuit, second DCDC step-down circuit, USB2.0 circuit, SIM card circuit, 5G antenna circuit, LED indicating circuit, POE power supply circuit, main control chip respectively with USB2.0 circuit the SIM card circuit the LED indicating circuit 5G antenna circuit the one end of first DCDC step-down circuit the one end of gigabit Ethernet chip circuit carries out the electricity and connects, the one end of second DCDC step-down circuit with the one end electricity of first DCDC step-down circuit is connected, the other end of gigabit Ethernet chip circuit with the other end electricity of second DCDC step-down circuit is connected, the other end of first DCDC step-down circuit with the one end electricity of net gape circuit is connected, the other end of net gape circuit with POE power supply circuit electricity is connected.

2. The POE-powered 5G router circuit according to claim 1, wherein the 5G antenna circuit comprises two first signal transceiver circuits, the first signal transceiver circuits comprise an integrated circuit U1, a resistor R77, a capacitor C67 and a capacitor C68, the 1 pin, the 3 pin and the 5 pin of the integrated circuit U1 are grounded, the 2 pin of the integrated circuit U1 is connected with one end of the resistor R77 and one end of the capacitor C67 respectively, the other end of the capacitor C67 is grounded, the other end of the resistor R77 is connected with one end of the capacitor C68, and the other end of the capacitor C68 is grounded.

3. The POE power supply-based 5G router circuit of claim 1, wherein the 5G antenna circuit further comprises six second signal transceiver circuits, each second signal transceiver circuit comprises a connector J1, a diode D15, a resistor R2, a capacitor C5 and a capacitor C6, pins 2 and 3 of the connector J1 are grounded, pin 1 of the connector J1 is connected with one end of the diode D15, one end of the resistor R2 and one end of the capacitor C5 respectively, the other end of the diode D15 is grounded, the other end of the capacitor C5 is grounded, the other end of the resistor R2 is connected with one end of the capacitor C6, and the other end of the capacitor C6 is grounded.

4. The POE power supply-based 5G router circuit according to claim 1, wherein the network port circuit comprises an integrated circuit U2, a network cable connector J8, a resistor R1, a resistor R4, a resistor R26, a resistor R29, a resistor R30, a resistor R50, a resistor R51, a resistor R52, a sensitive ammeter G1, a sensitive ammeter G2, a thermistor R28 and a thermistor R53, wherein pin 13 of the integrated circuit U2 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with pin 1 of the network cable connector J8, pin 14 of the integrated circuit U2 is connected with one end of the resistor R4, the other end of the resistor R4 is connected with pin 1 of the sensitive ammeter G1 and pin 2 of the network cable connector J8 respectively, pin 2 of the sensitive ammeter G1 is connected with one end of the thermistor R28, a pin 16 of the integrated circuit U2 is connected to one end of the resistor R26, the other end of the resistor R26 is connected to the other end of the thermistor R28 and a pin 3 of the network cable connector J8, a pin 19 of the integrated circuit U2 is connected to one end of the resistor R29, the other end of the resistor R29 is connected to a pin 4 of the network cable connector J8, a pin 20 of the integrated circuit U2 is connected to one end of the resistor R30, the other end of the resistor R30 is connected to a pin 1 of the sensitive ammeter G2 and a pin 5 of the network cable connector J8, a pin 2 of the sensitive ammeter G2 is connected to one end of the thermistor 53, a pin 17 of the integrated circuit U2 is connected to one end of the resistor R50, the other end of the resistor 50 is connected to a pin 6 of the network cable connector J8, and a pin 22 of the integrated circuit U2 is connected to one end of the resistor R51, the other end of the resistor R51 is connected with the other end of the thermistor 53 and the 7 pins of the network cable connector J8, the 23 pin of the integrated circuit U2 is connected with one end of the resistor R52, and the other end of the resistor R52 is connected with the 8 pins of the network cable connector J8.

5. The POE power supply-based 5G router circuit according to claim 4, wherein the network port circuit further comprises a capacitor C26, a resistor R5, a capacitor C31, a resistor R33, a capacitor C32, a resistor R35, a capacitor C34, a resistor R36 and a capacitor C27, the 15 pin of the integrated circuit U2 is connected with one end of the capacitor C26, the other end of the capacitor C26 is connected with one end of the resistor R5, the 18 pin of the integrated circuit U2 is connected with one end of the capacitor C31, the other end of the capacitor C31 is connected with one end of the resistor R33, the 21 pin of the integrated circuit U2 is connected with one end of the capacitor C32, the other end of the capacitor C32 is connected with one end of the resistor R35, the 24 pin of the integrated circuit U2 is connected with one end of the capacitor C34, the other end of the capacitor C34 is connected with one end of the resistor R36, the other end of the resistor R5, the other end of the resistor R33, the other end of the resistor R35, the other end of the resistor R36 are connected with one end of the capacitor C27, and the other end of the capacitor C27 are connected to the ground.

6. The POE-powered 5G router circuit according to claim 1, wherein the POE power supply circuit includes an integrated circuit U4, a capacitor C50, a capacitor C49, a resistor R109, a resistor R108, and a resistor R107, the 16 pins of the integrated circuit U4 are respectively connected to one end of the capacitor C49 and the positive electrode of the capacitor C50, the other end of the capacitor C49 and the negative electrode of the capacitor C50 are both grounded, the 6 pins of the integrated circuit U4 are connected to one end of the resistor R109, the other end of the resistor R109 is grounded, the 8 pins of the integrated circuit U4 are connected to one end of the resistor R108, the other end of the resistor R108 is grounded, the 7 pins of the integrated circuit U4 are connected to one end of the resistor R107, and the other end of the resistor R107 is grounded.

7. The POE-powered 5G router circuit as claimed in claim 6, wherein the POE power supply circuit further includes a resistor R106, a resistor R105, and a resistor R104, the pin 11 of the integrated circuit U4 is connected to one end of the resistor R106, the other end of the resistor R106 is grounded, the pin 10 of the integrated circuit U4 is connected to one end of the resistor R105, the other end of the resistor R105 is grounded, the pin 9 of the integrated circuit U4 is connected to one end of the resistor R104, and the other end of the resistor R104 is grounded.

8. The POE power supply-based 5G router circuit as claimed in claim 6, wherein the POE power supply circuit further includes a capacitor C48, a capacitor C23, a diode D11, and a fuse FB4, pin 18 of the integrated circuit U4 is connected to pin 1 and is respectively connected to one end of the capacitor C48, one end of the capacitor C23, one end of the diode D11, and one end of the fuse FB4, and the other end of the capacitor C48, the other end of the capacitor C23, and the other end of the diode D11 are all grounded.

9. The POE power supply-based 5G router circuit as claimed in claim 6, wherein the POE power supply circuit further includes a resistor R103 and a resistor R102, the 4 pins of the integrated circuit U4 are connected to one end of the resistor R103, the 5 pins of the integrated circuit U4 are connected to one end of the resistor R102, and the other end of the resistor R103 and the other end of the resistor R102 are both grounded.

10. The POE-based 5G router circuit as recited in claim 6, wherein pins 2 and 19 of the integrated circuit U4 are both grounded.