3.2.2.5 Supply Group Configuration

The main regulator provides the 3.3V for the SOM and all power supplies required by the baseboard:

  • 3.3V SOM (VDDIN_3V3)
  • 3.3V VDDSDHC (3.3V or 1.8V)
  • 3.3V baseboard (VDD_3V3)
  • 3.3V VDDBU
Figure 3-7. SOM Power Lines