Design overview
The following table gives you an overview of the dependence of pad size, track and drill size to each other. Modifying width and diameter affects the pitch of tracks. Please increase the track width and pad size, whenever it is possible.
Layout |
Design class -> |
200 µm |
100 µm |
HDI |
|
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A |
Track-to-track gap |
0.20 |
0.10 |
0.10 |
B |
Track width |
0.20 |
0.10 |
0.10 |
|
C |
Pad diameter micro via |
- |
- |
0.30 |
|
D |
Drill diameter micro via |
- |
- |
0.10 |
|
E |
Track-to-pad gap |
0.20 |
0.10 |
0.10 |
|
F |
Mechanical drill diameter |
0.60 |
0.25 |
0.25 |
|
G |
Pad diameter |
1.00 |
0.60 |
0.55 |
|
H |
Route clearance |
0.40 |
0.30 |
0.30 |
|
I |
Copper clearance |
0.40 |
0.30 |
0.30 |
|
X |
Pitch of tracks (G+B) / 2 + E |
0.80 |
0.45 |
0.30 |
Minimal pad diameter for micro vias = 3 x drill Ø micro via
Soldermask |
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A |
Web width of solder mask |
min. 100 µm |
B |
Excess of solder mask |
min. 75 µm |
|
C |
Hole clearance |
min. 50 µm |
|
D |
Pad clearance |
min. 50 µm |
|
F |
Coating thickness |
20 - 50 µm |
|
G |
Coating thickness over tracks |
> 8 µm |
|
|
Viamask optional |
|
Panels and board sizes
Please notice our maximal board sizes when designing your PCB.
Rigid PCB's |
Rigid-flexible PCB's |
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Panel |
Board |
Panel |
Board |
380 x 288 mm |
334 x 234 mm |
380 x 288 mm |
334 x 234 mm |
575 x 380 mm |
525 x 334 mm |
575 x 380 mm |
525 x 334 mm |
600 x 440 mm |
550 x 390 mm |
600 x 440 mm |
contact us |
710 x 550 mm |
contact us |
- / - |
- / - |