What are the latest specifications and standards for USB interface socket connectors, and how are they classified?


Release time:

2021-11-09

Since Apple and Intel jointly developed Thunderbolt, which delivers transfer speeds far exceeding those of USB 3.0, it has given both Macs and PCs a significant market advantage and broader compatibility—especially when compared to the standard USB 3.0 interface. As a result, the family of USB connectors has grown even stronger. Guoguang Group, a leading manufacturer of USB connectors, provides an overall overview of USB classifications:

  Since Apple and Intel jointly developed Thunderbolt, which delivers transfer speeds far exceeding those of USB 3.0, it has given Macs and PCs a significant market advantage and broader compatibility over the standard USB 3.0 interface. As a result, the family of USB connectors has become even more robust. Guoguang Group, a manufacturer of USB connectors, provides an overall overview of USB connector classifications:

  I. There are four types of USB interfaces:

  - Type A: Generally used for PCs

  - Type B: Generally used for USB devices

  - Mini-USB: Typically used in digital cameras, camcorders, measurement instruments, and portable hard drives, among others.

  - USB Type‑C is a relatively recent development, having been finalized only with the release of the USB 3.1 standard in August 2014. It is a new specification for USB cables and connectors, defining an entirely new set of physical USB specifications that encompass connectors, ports, receptacles, and cables.