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Contact Us
SHENZHEN YUWEIXING ELECTRONICS CO.,LIMITED
Add.: Building A3, Gangtou Industrial, Shajin, Baoan District, Shenzhen China P.C 518104
Tel.: 86-755-29988441
Fax: 86-755-33671688
Ph:+86 18025841179
web: www.yuweixing.com
www.ywxcircuits.com
Email: sales@yuweixing.com
Postcode:518104
Tech Guide
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Item
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Technical Parameters
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Specification
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Min.Line Width(mil)
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3/4
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Partial 3mil lines is allowed
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Min.Space(mil)
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3/4 4/5
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Partial 4mil lines is allowed
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Min.Annular Ring Width (mil) |
VIAS:3mil
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Remained ring width means the distance between thehole edge to the ring outskirt |
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Component Holes:7mils
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Min.Hole Size
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Board Thickness<2.0mm
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0.15mm
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Board Thickness>=2.0mm
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Aspect Ratio<=12
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Max.Board Thickness |
Single and Double Sided |
6.0mm
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Multilayer
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8.0mm
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Min.Board Thickness
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Single and Double Sided
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0.2mm
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Multilayer
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4 layers:0.4mm; 6 layers:0.6mm 8 layers:1.0mm;10 layers:1.2mm |
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Max.Board Size
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Single and Double Sided
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600*1000mm
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Multilayer
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700*1000mm
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Distance between Line to Board edge
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Outline:0.20mm
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V-CUT:0.4mm
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Max.Layers
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24 layers
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Solder mask
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Mask Window(mil)
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2/4
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1.Single side;2.2mil is allowed for mask bridge or avoiding exposed lines
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Mask Bridge(mil)
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5
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Between IC pins
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Color
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White,Black, Blue,Green,Yellow,Red,ect.
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Legend
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Min.Line Width(mil)
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4
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Color
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White,Black,Yellow,ect.
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Surface Plating
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HAL(with Pb free),Plated Ni/Au,Ag,Imm Ni/Au,Imm Sn,Ag,OSP etc.
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Plating Thickness(micro inch)
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Technique
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Plating Type
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Min.Thickness |
Max.Thickness
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Plated Ni/Au
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Ni
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100
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150
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Au
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1
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3
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Immersion Ni/Au
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Ni
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100
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150
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Au
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1
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4
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Gold Finger
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Ni
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120
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150
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Au
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5
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20
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Copper Plating Hole (micron)
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Copper Thickness
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20
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25
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Base Copper Thickness
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Inner Layers and Outer Layers(OZ)
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0.5
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6
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Finished Copper Thickness |
Outer Layers
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1
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6.5
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Inner Layers
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0.5
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6
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Insulation Layer(mm)
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0.06
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----
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Line Width/Space(mil)
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Max.Copper Thickness
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___
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4/4; 4/5
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0.5 OZ
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Line width shouldn't be less than the required value under ensure of space.
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4/6; 5/5; 6/5
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1 OZ
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5/6; 6/6
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2 OZ
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___
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6/8; 7/8; 8/8
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3 OZ
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___
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8/10; 9/10; 10/10
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5 OZ
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___
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Board Materials
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FR-4; Aluminum Base; High Frequency; PFTE; FPC; Thick Copper; BT Base;Pi Base; Tg130℃/ Tg170℃,Rogers4003,Berquist, Thermagon, (Taconic)
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Board Outline Tolerance:
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L<=100mm: 0.1mm; 200mm 0.3mm; 100mm 0.2mm; 300mm 0.4mm
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Finished Product Thickness Tolerance:
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0.2mm +/-0.05mm; 0.5mm +/-10%; >=0.8mm: +/-8%
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Impedance Control:
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+/-10%
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