Usb

Spec Sheet

USB-C Pinout

USB Type-C connectors feature a flippable 24-pin layout (12 pins per side: A1–A12, B1–B12). Dynamic role detection, orientation sensing, and USB-PD negotiation are handled via CC1 (Pin A5) and CC2 (Pin B5).

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Spec Sheet

USB Power Delivery

USB Power Delivery negotiates voltage and current over Type-C CC pins. USB-PD 3.0 SPR caps at 100W (20V @ 5A), while USB-PD 3.1 Extended Power Range (EPR) adds 28V, 36V, and 48V fixed rails to deliver up to 240W (48V @ 5A).

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Comparison Table

USB Protocols

USB standards span legacy USB 2.0 (480 Mbps / 2.5W) to modern USB4 2.0 (80 Gbps / 120 Gbps asymmetric). Power delivery is governed by USB-PD 3.1 EPR supporting up to 240W (48V at 5A) over certified Type-C cables.

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