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@Marc-AntoineGuay
Forked from denniskupec/rules.txt
Created December 28, 2022 17:42
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KiCad DRC rules for JLCPCB, 4-layer PCB
(version 1)
# 4-layer, 1oz copper
(rule "Minimum Trace Width and Spacing (inner layer)"
(constraint track_width (min 5mil))
(constraint clearance (min 5mil))
(layer inner)
(condition "A.Type == 'track'"))
(rule "Minimum Trace Width and Spacing (outer layer)"
(constraint track_width (min 3.5mil))
(constraint clearance (min 3.5mil))
(layer outer)
(condition "A.Type == 'track'"))
# silkscreen
(rule "Minimum line width"
(constraint track_width (min 6mil))
(layer "F.Silkscreen") (layer "B.Silkscreen"))
(rule "Pad to Silkscreen"
(constraint clearance (min 0.15mm))
(layer outer)
(condition "A.Type == 'pad' && (B.Type == 'text' || B.Type == 'graphic')"))
# edge clearance
(rule "Trace to Outline"
(constraint edge_clearance (min 0.2mm))
(condition "A.Type == 'track'"))
(rule "Trace to V-Cut"
(constraint clearance (min 0.4mm))
(condition "A.Type == 'track' && B.Layer == 'Edge.Cuts'"))
# drill/hole size
(rule "drill hole size (mechanical)"
(constraint hole (min 0.2mm) (max 6.3mm))
(condition "A.Type == 'hole'"))
(rule "Minimum Via Hole Size"
(constraint hole (min 0.2mm))
(condition "A.Type == 'via'"))
(rule "Minimum Via Diameter"
(constraint length (min 0.4mm))
(condition "A.Type == 'via'"))
(rule "PTH Hole Size"
(constraint hole (min 0.2mm) (max 6.35mm))
(condition "A.isPlated()"))
(rule "PTH Size"
(constraint length (min 0.7mm) (max 6.35mm))
(condition "A.isPlated()"))
(rule "Minimum Non-plated Hole Size"
(constraint hole (min 0.5mm))
(condition "A.Type == 'pad' && !A.isPlated()"))
# clearance
(rule "via to track clearance"
(constraint hole_clearance (min 0.254mm))
(condition "A.Type == 'via' && B.Type == 'track'"))
(rule "via to via clearance (same nets)"
(constraint hole_clearance (min 0.254mm))
(condition "A.Type == 'via' && B.Type == 'via' && A.Net == B.Net"))
(rule "pad to pad clearance (with hole, different nets)"
(constraint hole_clearance (min 0.5mm))
(condition "A.Type == 'through-hole' && B.Type == A.Type && A.Net != B.Net"))
(rule "pad to pad clearance (without hole, different nets)"
(constraint clearance (min 0.127mm))
(condition "A.Type == 'pad' && B.Type == A.Type && A.Net != B.Net"))
(rule "NPTH to Track clearance)"
(constraint hole_clearance (min 0.254mm))
(condition "A.Pad_Type == 'NPTH, mechanical' && B.Type == 'track'"))
(rule "PTH to Track clearance)"
(constraint hole_clearance (min 0.33mm))
(condition "A.isPlated() && B.Type == 'track'"))
(rule "Pad to Track clearance)"
(constraint clearance (min 0.2mm))
(condition "A.isPlated() && B.Type == 'track'"))
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