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CN-224232178-U - Core board circuit applied to docking station

CN224232178UCN 224232178 UCN224232178 UCN 224232178UCN-224232178-U

Abstract

The utility model relates to the technical field of docking stations, in particular to a core board circuit applied to a docking station, which comprises a PCB (printed circuit board), wherein a main control circuit, a first sub-control circuit, a second sub-control circuit and a USB hub circuit compatible with USB2.0 standard are arranged on the PCB, and the main control circuit comprises a JHL9480 type control chip supporting a lightning 5 protocol. The control chip supports the Thunderbolt 5 standard, has the highest data transmission rate of 80Gbps, supports the multi-screen display output capability with higher resolution, has a more efficient power management function, and remarkably improves the data transmission speed and the multimedia processing capability. The whole circuit design meets the technical specification of lightning 5, can realize higher-speed data transmission, multi-equipment expansion and stable compatibility, and solves the urgent demands of users on high-performance and multifunctional docking stations meeting the lightning 5 standard.

Inventors

  • LUO XIONG

Assignees

  • 深圳市赋研星辰科技有限公司

Dates

Publication Date
20260512
Application Date
20250617

Claims (10)

  1. 1. The core board circuit applied to the docking station is characterized by comprising a PCB circuit board, wherein a main control circuit, a first sub-control circuit, a second sub-control circuit and a USB hub circuit compatible with the USB2.0 standard are arranged on the PCB circuit board, the main control circuit is respectively and electrically connected with the first sub-control circuit, the second sub-control circuit and the USB hub circuit, and the main control circuit comprises a JHL9480 type control chip supporting a lightning 5 protocol.
  2. 2. The core board circuitry for a docking station as recited in claim 1, wherein, the AW4 pin, the AY6 pin, the AW10 pin, the AY4 pin, the AY6 pin, the AW10 pin, the AX 6 pin, the AX 10 pin, AY8 pin, AW20 pin, AY22 pin, AW22 pin AW26 pin, AY24 pin, AW24 pin, B25 pin, A23 pin, B23 pin, A19 pin, B19 pin, A21 pin and B21 pin are sequentially connected with a resistor and a capacitor; the M6 pin, the N6 pin, the L1 pin, the L2 pin, the K6 pin, the L6 pin, the A9 pin, the B9 pin, the A7 pin, the B7 pin, the A3 pin, the B3 pin, the A5 pin, the B5 pin, the R1 pin, the T1 pin, the V3 pin, the U3 pin, the C28 pin, the C27 pin, the G28 pin, the G27 pin, the L28 pin, the L27 pin, the R28 pin and the R27 pin of the control chip are all connected with the capacitor; The K18 pin and the W19 pin of the control chip are grounded through resistors, and the T8 pin of the control chip is connected with the resistors; AW28 pin, AY28 pin, W26 pin, W27 pin, AH1 pin, AH2 pin, AH3 pin, AJ1 pin, AJ2 pin, AJ3 pin, W1 pin, W2 pin, W3 pin, A1 pin, A2 pin, A4 pin, A6 pin, A8 pin, A10 pin, A11 pin, A12 pin, A13 pin, A14 pin, A15 pin, A16 pin, A17 pin, A18 pin, A20 pin, A22 pin, A24 pin, A26 pin, A27 pin, B1 pin, B2 pin, B4, B6, B8, B10, B11, B12, B13, B14, B15, B16, B17, B18, B20, B22, B24, B26, B27, B28, C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, C18, C5, C6, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26, D1, D2, D3, D26, D27, D28, E1, E2, E3, E26, F1, F2, F3, F19, F21, F22, F23, F26, F27, F28, G1, G2, G3, G6, G7, G8, G10, G11, G12, G13, G16, G17, G18, G19, G21, G22, G23, G26, H1, H2, H3, H6, H7, H17, H21, H22, H23, H26, H27, H28, J1, J2, J3, J26, K1, K2, K3, K7, K10, K11, K12, K13, K16, K22, K23, K26, K27, K28, L3, L7, L10, M28, M27, M26, M22, M10, M7, M3, M2, M1, L26, L22, N7, N3, M19, T21, AC7, AC6, AB7, AB6, AA26, AA7, V18, V13, V11, U18, U13, U11, T18 pin, T13 pin, T11 pin, N13 pin, N11 pin, M18 pin, M16 pin, M13 pin, M11 pin, L11 pin, AY3 pin, AY5 pin, AY7 pin, AY9 pin, AY11 pin, AY12 pin, AY13 pin, AY14 pin, AY15 pin, AY16 pin, AY17 pin, AY18 pin, AY19 pin, AY21 pin, AY23 pin, AY25 pin, AY27 pin, AW3 pin, AW5 pin, AW7 pin, AW9 pin, AW11 pin, AW3 pin, AW1 pin, AW9 pin, AW11 pin, AW3 pin, AY9 pin, AW11 pin, AW3 pin, AY9 pin, AW, AW12 pin, AW13 pin, AW14 pin, AW15 pin, AW16 pin, AW17 pin, AW18 pin, AW19 pin, AW21 pin, AW23 pin, AW25 pin, AW27 pin, AK3 pin, AK4 pin, AK5 pin, AK6 pin, AK7 pin, AK8 pin, AK9 pin, AK10 pin, AK11 pin, AK12 pin, AK13 pin, AK14 pin, AK15 pin, AK16 pin, AK17 pin, AK18 pin, AK19 pin, AK20 pin, AK10 pin, AK, AK21 pin, AK22 pin, AK23 pin, AK24 pin, AK25 pin, AK26 pin, AK27 pin, AJ26 pin, AJ27 pin, AH28 pin, AC19 pin, AB8 pin, AB10 pin, AC11 pin, AB12 pin, AB13 pin, AB16 pin, AB17 pin, AB18 pin, AB19 pin, AB21 pin, AB22 pin, AA23 pin, W7 pin, W8 pin, W10 pin, W11 pin, W12 pin, and, The pins W13, W22, V7, V8, V10, V22, V26, V27, V28, U7, U10, U22, U23, U26, T2, T3, T7, T10, T22, T23, T26, T27, T28, R2, R3, R26, P1, P2, P3, P26, P27, P28, N10, N22 and N26 are all grounded.
  3. 3. The core board circuitry for a docking station of claim 1, wherein the first sub-control circuit comprises a first MCU chip of type CYPD-8235-97 BZXIES.
  4. 4. The core board circuit for a docking station of claim 3, wherein the K4 pin, the K12 pin, the B3 pin, the M10 pin, the B7 pin, the A5 pin, the C1 pin, the H1 pin, the G1 pin, and the A2 pin of the first MCU chip are all connected to resistors; And the F8 pin, the F10 pin, the F12 pin, the H8 pin, the H10 pin, the K8 pin and the K10 pin of the first MCU chip are all grounded.
  5. 5. The core board circuitry for a docking station of claim 1, wherein the second sub-control circuit comprises a second MCU chip of type CYPM-1322-97 BZXI.
  6. 6. The core board circuit for a docking station of claim 5, wherein the M10 pin, the B3 pin, the C1 pin, the A14 pin and the R1 pin of the second MCU chip are all connected with resistors, and the N1 pin, the N2 pin, the J1 pin, the J2 pin, the J14 pin, the J15 pin, the N14 pin and the N15 pin of the second MCU chip are all grounded through capacitors, and the F10 pin, the F12 pin, the F8 pin, the H10 pin, the H8 pin, the K10 pin and the K8 pin of the second MCU chip are all grounded; The H15 pin of second MCU chip connects the R15 pin of second MCU chip respectively, connects the source electrode of the NMOS pipe QB10 of SQ4050EY type to through electric capacity ground connection, the grid of NMOS pipe QB10 is connected to the P15 pin of second MCU chip, the drain electrode of NMOS pipe QB10 is connected the drain electrode of the NMOS pipe QB9 of SQ4050EY type, the grid of NMOS pipe QB9 is connected to the P14 pin of second MCU chip, the R14 pin of second MCU chip is earthed through the resistance respectively to connect the source electrode of NMOS pipe QB9 through the resistance, the A15 pin of second MCU chip passes through the B15 pin of resistance connection second MCU chip.
  7. 7. The core board circuit for a docking station of claim 1, wherein the USB hub circuit comprises a hub chip of the FL5801-2Q2 type.
  8. 8. The core board circuitry for a docking station of claim 7, wherein pin 49 of said hub chip is grounded.
  9. 9. The core board circuit for a docking station of claim 1, wherein the PCB circuit board is provided with three USB-C interfaces supporting a lightning 5 protocol, the USB-C interfaces being electrically connected to the main control circuit, one of the USB-C interfaces being an interface for upstream data transmission, and the other two USB-C interfaces being interfaces for downstream data transmission.
  10. 10. The core board circuit for a docking station of claim 1, wherein the PCB is provided with at least one gold finger, the gold finger being electrically connected to the main control circuit.

Description

Core board circuit applied to docking station Technical Field The utility model relates to the technical field of docking stations, in particular to a core board circuit applied to a docking station. Background Along with the trend of thinning modern electronic equipment, especially notebook computers and tablet computers, the number and types of interfaces of the equipment are greatly reduced, and a plurality of inconveniences are brought to peripheral connection of users. To address this problem, docking stations (Docking Station) have been developed. The docking station is an external expansion device, can provide expansion of various peripheral interfaces for the host, such as a USB interface, video output, a network interface, power supply and the like, and greatly improves the connection capability and the use flexibility of the electronic device. In recent years, with the increasing data transmission speed and the demand for multi-functional integration, it has been difficult for conventional docking stations to meet the demand for high-performance devices. Thunder and lightning 5 (Thunderbolt 5) is used as the latest generation high-speed interface standard, integrates higher-speed data transmission, enhanced video output capability and higher-efficiency power supply function, is compatible with the USB4 standard, and becomes an ideal choice for the design of the docking station. The lightning 5 standard supports the data transmission rate of 80Gbps at the highest, supports the multi-screen display output of higher resolution, has obvious improvement in the aspects of safety, compatibility and expansibility, and can meet the requirements of higher-performance calculation and multimedia application in the future. Therefore, designing a docking station meeting the lightning 5 standard to meet the increasing requirements of high-speed data transmission, multi-screen display and efficient power supply becomes a technical problem to be solved currently. Disclosure of utility model In view of this, the present utility model proposes a core board circuit for a docking station that meets the lightning 5 standard. The utility model provides a core board circuit applied to a docking station, which comprises a PCB circuit board, wherein a main control circuit, a first sub-control circuit, a second sub-control circuit and a USB hub circuit compatible with the USB2.0 standard are arranged on the PCB circuit board, the main control circuit is respectively and electrically connected with the first sub-control circuit, the second sub-control circuit and the USB hub circuit, and the main control circuit comprises a JHL9480 type control chip supporting the lightning 5 protocol. Further, the method comprises the steps of, the AW4 pin, the AY6 pin, the AW10 pin, the AY4 pin, the AY6 pin, the AW10 pin, the AX 6 pin, the AX 10 pin, AY8 pin, AW20 pin, AY22 pin, AW22 pin AW26 pin, AY24 pin, AW24 pin, B25 pin, A23 pin, B23 pin, A19 pin, B19 pin, A21 pin and B21 pin are sequentially connected with a resistor and a capacitor; the M6 pin, the N6 pin, the L1 pin, the L2 pin, the K6 pin, the L6 pin, the A9 pin, the B9 pin, the A7 pin, the B7 pin, the A3 pin, the B3 pin, the A5 pin, the B5 pin, the R1 pin, the T1 pin, the V3 pin, the U3 pin, the C28 pin, the C27 pin, the G28 pin, the G27 pin, the L28 pin, the L27 pin, the R28 pin and the R27 pin of the control chip are all connected with the capacitor; The K18 pin and the W19 pin of the control chip are grounded through resistors, and the T8 pin of the control chip is connected with the resistors; AW28 pin, AY28 pin, W26 pin, W27 pin, AH1 pin, AH2 pin, AH3 pin, AJ1 pin, AJ2 pin, AJ3 pin, W1 pin, W2 pin, W3 pin, A1 pin, A2 pin, A4 pin, A6 pin, A8 pin, A10 pin, A11 pin, A12 pin, A13 pin, A14 pin, A15 pin, A16 pin, A17 pin, A18 pin, A20 pin, A22 pin, A24 pin, A26 pin, A27 pin, B1 pin, B2 pin, B4, B6, B8, B10, B11, B12, B13, B14, B15, B16, B17, B18, B20, B22, B24, B26, B27, B28, C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, C18, C5, C6, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26, D1, D2, D3, D26, D27, D28, E1, E2, E3, E26, F1, F2, F3, F19, F21, F22, F23, F26, F27, F28, G1, G2, G3, G6, G7, G8, G10, G11, G12, G13, G16, G17, G18, G19, G21, G22, G23, G26, H1, H2, H3, H6, H7, H17, H21, H22, H23, H26, H27, H28, J1, J2, J3, J26, K1, K2, K3, K7, K10, K11, K12, K13, K16, K22, K23, K26, K27, K28, L3, L7, L10, M28, M27, M26, M22, M10, M7, M3, M2, M1, L26, L22, N7, N3, M19, T21, AC7, AC6, AB7, AB6, AA26, AA7, V18, V13, V11, U18, U13, U11, T18 pin, T13 pin, T11 pin, N13 pin, N11 pin, M18 pin, M16 pin, M13 pin, M11 pin, L11 pin, AY3 pin, AY5 pin, AY7 pin, AY9 pin, AY11 pin, AY12 pin, AY13 pin, AY14 pin, AY15 pin, AY16 pin, AY17 pin, AY18 pin, AY19 pin, AY21 pin, AY23 pin, AY25 pin, AY27 pin, AW3 pin, AW5 pin, AW7 pin, AW9 pin, AW11 pin, AW3 pin, AW1 pin, AW9 pin, AW11 pin, AW3 pin, AY9 pin, AW11 pin, AW3 pin, AY9 pin, AW, AW12 pin, AW13 pin