Process capability
No

Item

Mass Production

Sample

1 Layer 1-12L 1-18L
2 Finish board thickness 0.40mm—3.20mm(16—126mil) 0.40mm—4.0mm
3 Min trace
width/space
0.10mm/0.10mm (H oz)
0.13mm/0.13mm (1 oz)
0.17mm/0.17mm (2oz)
0.23mm/0.23mm (3 oz)
0.30mm/0.30mm (4 oz)
0.075mm/0.075mm (H oz)
4 Base copper IL (Hoz—4oz)
OL (Hoz—4oz)
IL (1/3oz—4oz)
OL (1/3oz—6oz)
5 Drill capability 0.20mm(8mil) 0.15mm(6mil)
6 Hole wall thickness (single-point) 35um 35um
7 PTH tolerance ±0.076mm(2mil) ±0.05mm(2mil)
8 NPTH tolerance ±0.05mm(2mil) ±0.025mm(1mil)
9 Hole location
tolerance
±0.075mm(3mil) ±0.05mm(2mil)
10 Outline size tolerance ±0.1mm          punching
±0.127mm      routing
±0.1mm(4mil)
11 Min SM bridge 0.10mm(4mil) Green SM 0.075mm(3mil)
12 Min SM thickness 5um (circuit corner) 8um (circuit corner)
13 Aspect ratio 6:1 8:1
14 Bow and twist ≤0.75% ≤0.50%
15 Plug hole capability 0.20—0.60mm(8mil—24mil) 0.20—0.60mm(8mil—24mil)
16 Impedance tolerance ±10% ±8%
17 Surface treatment LF-HASL (Sn-Ni-Cu), OSP, Imm-Au, Imm-Ag, Imm-Tin LF-HASL (Sn-Ni-Cu), OSP, Imm-Au, Imm-Ag, Imm-Tin
18 Core thickness 0.1mm(include copper foil) 0.1mm(exclusive copper foil)
19 Max size(inch) 20*26 20*26
20 Mechanical blind 
and buried vias
0.2mm 0.15mm
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