Engineering Capability
A FPC SPECIFICATION Dimension Tolerance
Standard Advanced Standard Advanced
1 Conductor Width/Space 0.33oz 0.038 / 0.0508mm 0.0254 / 0.038mm +/-0.015mm +/-0.01mm
2 Conductor Width/Space 0.5oz 0.0635 / 0.0762mm 0.0508 / 0.0635mm +/-0.015mm +/-0.01mm
3 Conductor Width/Space 1oz 0.0889 / 0.1016mm 0.0762 / 0.0889mm +/-0.015mm +/-0.01mm
4 CNC drill hole Diameter 0.20mm 0.10mm +/-0.05mm +/-0.02mm
5 UV Laser hole Diameter 0.05mm 0.03mm +/-0.01mm +/-0.005mm
6 Blind hole Diameter (Laser) 0.1mm 0.05mm +/-0.01mm +/-0.005mm
7 Drilling hole edge to board edge 0.2mm 0.1mm +/-0.15mm +/-0.10mm
8 Drilling hole edge to drilling hole edge 0.15mm 0.1mm +/-0.10mm +/-0.05mm
9 Tooling hole Diameter 0.8mm 0.5mm +/-0.05mm +/-0.03mm
10 Punching hole edge to board edge 0.5mm 0.3mm +/-0.10mm +/-0.05mm
11 Punching hole edge to punching hole edge 0.5mm 0.3mm +/-0.05mm +/-0.03mm
12 Trace edge to board Edge Distance UV Laser 0.0762mm 0.0254mm +/-0.025mm +/-0.0127mm
13 Trace edge to board Edge Distance Die punch 0.127mm 0.0762mm +/-0.0762mm +/-0.05mm
14 Trace edge to board Edge Distance NC route 0.203mm 0.1mm +/-0.127mm +/-0.05mm
15 Sloting Diameter 0.8mm 0.6mm +/-0.10mm +/-0.05mm
16 Via hole (PTH hole) thickness 10um(min) 18um(min) +/-0.025mm +/-0.025mm
17 Land size (CNC drilling) Diameter 0.6mm 0.35mm +/-0.05mm +/-0.03mm
18 Land size (laser drilling) Diameter 0.4mm 0.25mm +/-0.05mm +/-0.03mm
19 Non dimensioned Radius 0.20mm 0.1mm +/-0.05mm +/-0.10mm
20 Mechanical to art registration N/A N/A +/-0.10mm +/-0.05mm
           
B Assembly Accuracy Dimension Tolerance
Standard Advanced Standard Advanced
1 Coverlay misalignment to pattern N/A N/A +/-0.3mm +/-0.15mm
2 PSR misalignment to pattern N/A N/A +/-0.15mm +/-0.1mm
3 Photosensitive coverlay film misalignment to pattern N/A N/A +/-0.15mm +/-0.1mm
4 Adhesive & Stiffener N/A N/A +/-0.5mm +/-0.2mm
5 FR-4 stiffener thickness N/A N/A +/-0.10mm +/-0.05mm
6 Fold assembly N/A N/A +/-1mm +/-0.3mm
           
C Surface Finishing Thickness Tolerance
Standard Advanced Standard Advanced
1 Electroless Ni/Au Ni 3~6um Ni 1~3um N/A N/A
Au 0.05um (min) Au 0.125um (max)
2 Electrolytic Ni/Au (hard gold) Ni 1~3um Ni 3~6um N/A N/A
Au 0.05um(min) Au 1um(max)
3 Electrolytic Ni/Au (soft gold) Ni 5~15um Ni 5~15um N/A N/A
Au 0.3um(min) Au 1um(max)
4 Immersion Tin 0.3um(min) 1um(max) N/A N/A
5 Electrolytic Tin 4um(min) 12um(max) N/A N/A
6 OSP 0.15um(min) 0.25um(max) N/A N/A
7 Immersion Silver 0.15um(min) 0.3um(max) N/A N/A
           
D Silk screen Thickness Tolerance
Standard Advanced Standard Advanced
1 PSR INK 15~30um N/A N/A N/A
2 UV INK 10um(min) N/A N/A N/A
3 Silver INK 8um(min) N/A N/A N/A
4 ACP INK 15~25um N/A N/A N/A
5 Dimensions of Characters N/A N/A N/A N/A
6 Date code control N/A N/A N/A N/A