
|
Specification |
|
|
Model Number |
PCB-220-254 |
|
Dimensions |
10×22cm (100×220mm) ±0.75mm |
|
Material |
FR4 (Grade A-3) |
|
Layers |
Single-sided |
|
Copper Thickness |
1oz (35μm) + 5μm plating |
|
Hole Pitch |
2.54mm grid (39×87 holes) |
|
Hole Size |
1.0mm (plated-through with 25μm
copper) |
|
Pad Design |
2.4mm diameter with 0.7mm annular
ring |
|
Surface Finish |
Lead-free HASL (3-50μm) |
|
Markings |
Dual coordinate systems (mm/inch) |
|
Mounting Holes |
6× (4 corners + 2 mid-span) with
3.5mm diameter |
|
Board Thickness |
1.6mm ±0.2mm |
|
Solder Mask |
Green (LPI, 20μm) with
anti-oxidation coating |
|
Silkscreen |
White (component zones + polarity
indicators) |
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