project | parameter | project | parameter |
Number layers | 2-20layer | Finished thickness tolerance (0.4mms plate thickness <0.8mm) | ±0.075mm |
Production board size | Max:21.5"×24.5" Min:14"×16" | bow and twist(min) | ≤0.7% |
Board thickness | 0.3-4.0mm | Drilling hole diameter (min) | Min:0.20mm |
Core thickness (min) | 0.075mm | Hole plating level aspect ratio (max) | 10:1 |
Finished thickness tolerance Board thickness ≥ 0.8mm) | ±10% | Hole tolerance(PTH) | ±0.075mm |
Hole tolerance(NPTH) | ±0.05mm | Solder mask thickness (min) | ≥10um |
Outer layer trace width/line spacing (min) | T/T OZ:3mil/3mil(T=1/30Z) H/HOZ:4mil/4mil 1/10Z:6mil/6mi 2/20Z:8mil/8mil 3/30Z:10mil/10mi | soldermask bridge( min) | 3mil |
inner layer trace width/line spacing (min) | H/HOZ:3mil/3mi 1/10Z:3mil/3mil 2/20Z:6mil/6mil 3/3OZ:8mil/8mil | ENIG (nickel) | 100-300u" |
Etching tolerance | 10% | ENIG (gold) | 1-3u" |
Solder mask accuracy tolerance | ±0.05mm | Tin thickness (hot air leveling) | 2.54-25.4um |
Routing tolerance Edge to edge(min) | ±0.1mm | Impedance Tolerance (min) | ±7% |
Routing tolerance Hole to edge)(min) | ±0.1mm | OSP thickness | 0.2-0.5um |
V-CUT Thickness Tolerance (min) | ±0.1mm | surface treatment | OSP、ENIG、gold finger、HASL |
V-CUT Angle Tolerance | ±5° | Impedance Control and Tolerance | ±10%( Differential, characteristic test) |
V-CUT board thickness | 0.5mm- 2.4mm | Resin plug hole + HDI | 1-3 step |