USB power shall be OFF when product is OFF

EMI/ESD Protections

Design verification


  • Check calibration resistor value
  • Check that there is a fuse on VBus
  • Check that USB fault signal is correctly connected (optional)
  • Check that there is an optional ESD/EMI protection circuit on USB_DP/DM signals
  • Check that there is a 120 uF capacitor on VBus per port
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