Project | General process capability | Advanced Process Capability |
Layout | Through-hole | YES | YES |
Mechanical blind buried hole | YES | YES |
Metal substrate | YES | YES |
High precision 1st order board | 1+N+1 | Rigid-Flex + HDI |
High precision 2nd stage board | 1+1+N+1+1、2+N+2 |
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High precision 3rd order board | 1+1+1+N+1+1+1、3+N+3 |
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Any layer interconnection | Anylayer |
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Hole | Minimum mechanical drilling | 0.15 | 0.15 |
Minimum laser drilling | 0.1 | 0.1 |
Maximum mechanical drilling | 6.5 | 6.5 |
Minimum slot | 0.5 | 0.5 |
Minimum copper free hole | 0.8 | 0.5 |
Hole to hole tolerance | ±0.05 | ±0.05 |
Through-hole tolerance | ±0.075 | ±0.05 |
Non sinking copper hole tolerance | ±0.05 | ±0.05 |
Control drilling depth tolerance | ±0.10 | ±0.05 |
Maximum aspect ratio of mechanical drill | 10:1 | 15:1 |
Maximum laser drill aspect ratio | 0.8:1 | 1:1 |
Through hole to copper | 7mil | 6.5mil |
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Wiring, solder mask, silk screen printing | Minimum inner line width | 4mil | 3mil |
Minimum inner line width | 4mil | 3mil |
Minimum outer line width | 4mil | 3mil |
Minimum outer line spacing | 4mil | 3mil |
Line width tolerance | ±20% | ±10% |
Maximum inner copper thickness | 3/3oz | 4/4oz |
Maximum outer copper thickness | 3/3oz | 6/6oz |
IMPEDANCE CONTROL TOLERANCE | ±10% | ±5% |
Layer to layer deviation<10 layers | ±0.05mm | ±0.038 |
Layer to layer deviation>10 layers | ±0.075 | ±0.05 |
Hole to pad | YES |
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Minimum IC pad size | 0.2 | 0.15 |
Minimum BGA pad size | 0.23 | 0.2 |
Solder mask color | Green, white, black, matte black, yellow, red, blue, etc |
Solder mask alignment | ±0.05mm | ±0.01mm |
Minimum solder bridge resistance | 3mil | 3mil |
Screen printing color | White, black, yellow, red, blue, green, gray, etc |
Minimum character height/width | 0.80mm/0.127mm | 0.5/0.10mm |
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Mechanical Process | Gong board tolerance | ±0.127mm | ±0.10mm |
Punch plate tolerance | ±0.20mm | ±0.127mm |
V-cut position tolerance | ±0.10mm | ±0.075mm |
Drilling tolerance | ±0.10mm | ±0.05mm |
Golden finger angle tolerance | 20°/30°/45°、±5° | 20°/30°/45°、±5° |
Golden finger width tolerance | 1.2±0.20mm | 1.2±0.10mm |
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Other | Slice report | Yes |
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Solderability test | Yes |
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RoHS Declaration Certificate of Conformity | Yes |
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Ionic contamination testing | Yes |
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Thickness of nickel and gold | Yes |
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Impedance Test Report | Yes |
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Temperature cycling test | Yes |
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Plate bending and bending | Yes |
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Surface Treatment | Sinking gold, spraying tin | Yes | Sometimes we need to add gold fingers |
Sinking gold+spraying tin | Yes |
Immersion Tin | Yes |
Immersion Silver | Yes |
Lead-free HASL | Yes |
Gold-plating | Yes |
Hard gold plating | Yes |
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Board | Normal Tg, medium Tg, high Tg | Yes |
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Lead free, halogen-free | Yes |
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Low dielectric constant plate | Yes |
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Low loss board | Yes |
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High frequency laminated board | Yes |
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PI board, polyimide laminated board | Yes |
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BT board, BT resin based copper-clad laminate | Yes |
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Teflon | Yes |
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Senior | Buried capacitor board | No |
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Buried resistive board | No |
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Embedded heat dissipation copper pad | yes |
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Rigid Flex | yes |
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Soft hard combination+high precision | yes |
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Substrate | No |
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Soft hard combination+metal plate | No |
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Special process | Silver and gold plating on the edge of the board | yes |
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Half hole | yes |
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Lateral aperture | yes |
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Disk hole | yes |
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Back drill | yes |
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Counterbore hole | yes |
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