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Multilayer USB PCB Printed Circuit Board Manufacturing
Multilayer USB PCB Printed Circuit Board Manufacturing
Supplier Info
[China Supplier]
Contact Person : Ms. Wu Joy
Tel : 86-755-25312250
Fax : 86-755-25312247
Product Detail
1.High precision USB PCB with buried and blind holes 2.Multilayer pcb printed circuit board 3.Black solder mask USB pcb board Detailed Product Description

1.Multilayer USB printed circuit board manufacturing2.ICT function and testing instruction test

3.Coating for pcba

4.X-ray checking for chips assembly quality

 Layer: 6Layer

 Material: FR4

 Thickness: 1.6mm

 Copper thickness: 1oz

Mini Hole: 0.2mm

 Mini Width/space: 0.2mm/0.2mm

 Testing points:4000

 Solder Mask: LPI Black

 Sickscreen: White




1.PCB Manufacture Capability



1.Base Material

FR-4 / High TG FR-4 / Lead free Materials (ROHS Compliant) / Halogen Free material /CEM-3/CEM-1/ /PTFE/ROGERS/ARLON/TACONIC



3.Finised inner/outer copper thickness


4.Finished board thickness



Board thickness≤1.0mm: +/-0.1mm

1<Board thickness≤2.0mm: +/-10%

Board thickness>2.0mm: +/-8%

5.Max panel size

≤2sidesPCB: 600*1500mm

Multilayer PCB: 500*1200mm

6.Min conductor line width/spacing

Inner layers: ≥3/3mil

Outer layers: ≥3.5/3.5mil

7.Min hole size

Mechanical hole: 0.15mm

Laser hole: 0.1mm

Drilling precision: first drilling

First drilling: 1mil

Second drilling: 4mil


Board thickness≤0.79mm: β≤1.0%

0.80≤Board thickness≤2.4mm: β≤0.7%

Board thickness≥2.5mm: β≤0.5%

9.Controlled Impedance


10. Aspect Ratio


11.Min welding ring


12.Min solder mask bridge


13.Plugging vias capability


14. Hole tolerance

PTH: +/-3mil

NPTH: +/-2mil

15.Outline profile

Rout/ V-cut/ Bridge/ Stamp hole

16.Surface treatment

OSP: 0.5-0.5um

HASL: 2-40um

Lead free HASL: 2-40um

ENIG: Au 1-10U’’

ENEPIG: PB 2-5U’’/ Au 1-8U’’

Immersion Tin:0.8-1.2um

Immersion silver: 0.1-1.2um

Peelable blue mask

Carbon ink

Gold plating: Au 1-150U’’

17. E-testing pass percent

97% pass for the first time,+/-2%(tolerance)

FQC-Physical Lab: Reliability tests


ROHS  UL:E327776  ISO9001:2008  IPC  SGS

Our equipments 

1.Drilling workshop

4 drilling bits of drilling machine: 4 sets

2 drilling bits of drilling machine: 2 sets

2. photo plotting workshop

Israel “ORBOTECH” Photo Plotters


AOI machine


“OXFORD” CMI 700 Copper Thickness Tester

5.Impedance test

USA “Tektronix” DSA 8200 Impedance Tester

6.Outline workshop

CNC routing machine: 7 sets

angle-cutting machine

V-cut machine

7.Testing Workshop

Surpass X-600: 2sets

WTD FT-2808: 5sets

WTD HV300: 1set


X-ray machine

Acceptable file format

GERBER file, PROTEL series, PADS series, POWER PCB series, AutoCAD series.

…………… …………… ………………

2.Leadtime for bare PCB

Production line


Multilayer USB PCB Printed Circuit Board Manufacturing

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