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About PCBALAB

PCB Prototyping Service

Get your trial-production and prototyping PCBs at a **low price**, manufactured to full industrial standards with strict quality control.

How to Place Your PCB Prototyping Order

For complex orders, bulk quantities, or combining with other services:

Contact for Quote

(Note: Please replace the placeholder email in the original code with your official one, e.g., service@pcbalab.com)

Gerber File Submission Details

Required File Naming Convention:

  • **pcbname.GTL:** Top Layer
  • **pcbname.GBL:** Bottom Layer
  • **pcbname.GTS:** Solder Stop Mask Top
  • **pcbname.GBS:** Solder Stop Mask Bottom
  • **pcbname.GTO:** Silk Top
  • **pcbname.GBO:** Silk Bottom
  • **pcbname.TXT:** NC Drill (Excellon format)
  • **pcbname.GML:** Mechanical Layer (Optional but Recommended)

Important Notes:

  • Gerber files must be in **RS-274x format**.
  • Drill file (`pcbname.TXT`) must be in **Excellon format** and include drill size and position data.
  • We also accept raw PCB files generated by **Eagle, Altium Designer, and PADS**.
  • Please leave a comment in the order for any special requirements or instructions.

PCB Prototyping Specifications

Layers1 / 2 / 4
PCB MaterialFR-4
Thickness Tolerance(t≥1.0mm) ± 10%
Thickness Tolerance(t<1.0mm) ± 0.1mm
Minimum PCB Track6mil
Minimum Track/Vias Space6mil
Minimum Pads Space8mil
Minimum Silkscreen Text Size32mil
Inner Layer Copper (4-layer)17um
Drilling Hole (Mechanical)0.3mm — 6.35mm
Finish Hole (Mechanical)0.8mm — 6.35mm
Drill Diameter Tolerance (Plated)0.1mm
Drill Diameter Tolerance (Unplated)0.05mm
Outline Tolerance (Mechanical)±0.20mm
Aspect Ratio8:1
Solder Mask TypePhotosensitive Ink
SMT Min Solder Mask Width0.2mm
Min Solder Mask Clearance0.2mm