Via Option

This DFE rule is to check the number of power trace via.

When power trace change layer, it is very important to use enough number of vias in order to prevent IR-Drop.
  • Item: Enter item name.
  • Net: Select a target power net group.
  • Width: Specify minimum required power pattern width in order to endure current flow.
  • Via Size: Assign minimum via size. The tool excludes via with a size that is smaller than this value.
  • Distance: Required maximum separation between vias.