SM Short Sliver (Sliver)

Reports slivers between two solder mask clearances if silver width is less than pp_sliver, and non-zero.

Internal ERF Name

<Area>:short_sliver

Measurement Shape

Measurement ID

Segment

None

Layers Displayed

  • Solder mask layer

Graphic

Purpose

Tiny solder mask slivers can detach during processing and cause a short or damage.

Function

Both the ‘Sliver’ and ‘Short Sliver’ categories report slivers between two solder mask clearances. A violation is reported if silver width is less than pp_sliver, and non-zero. v_dist2sliver_ratio and v_min_sliver_perim define slivers. See “Sliver and Short Sliver Categories (SM)” for a detailed explanation.

v_slivers_check_diff_net used in ‘Sliver’ (Signal Layers Checks), is irrelevant here.

ERF Parameters

pp_sliver

ERF Variables

v_sliver_algorithm_mode = 1

v_dist2sliver_ratio

v_min_sliver_perim

v_max_net_size

replace_crosshatch_by_surface

v_min_sliver_len

Constraint

SM Feature Spacing

Related Category

SM Sliver (Sliver)