Drill Aspect Ratio Calculator
Check via/hole manufacturability
Input Parameters
1.6 mm
⌀0.3 mm
Results
excellent
5.33:1
Standard process capability. No special requirements.
Min Drill (Standard)
0.20 mm
Max Thickness (Standard)
2.4 mm
Mechanical drilling: Standard ≤8:1, Advanced ≤10:1
Aspect Ratio Limits
Mechanical Drilling
Standard≤ 8:1
Advanced≤ 10:1
Extreme≤ 12:1
Laser Drilling
Standard≤ 1:1
Advanced≤ 1.5:1
Common Via Sizes
Standard Via0.3 mm
Small Via0.2 mm
Microvia (Laser)0.1 mm