Brads Electronic Projects Forum

USB Port Protection

The USB-Interface might be the most distributed PC interface in the world. The usage in industryapplications is more and more common. Let’s have a closer look to the special environmental conditions of industry applications. That there are real concerns regarding the robustness against EMI and ESD is written in Intel’s “High Speed USB Platform Design Guidelines”. Intel recommends the usage of a common mode choke for EMI suppressions and another component for protection against ESD pulses.