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CAPABILITIES

TOPFAST's Assembly Capabilities for PCBs

ITEM PCB FLEX RIGID-FLEX
Max Layer 60L 8L 36L
Inner Layer Min Trace/Space 3/3mil 3/3mil 3/3mil
Out Layer Min Trace/Space 3/3mil 3.5/4mil 3.5/4mil
Inner Layer Max Copper 6oz 2oz 6oz
Out Layer Max Copper 10oz 2oz 3oz
Min Mechanical Drilling 0.15mm 0.1mm 0.15mm
Min Laser Drilling 0.1mm 0.1mm 0.1mm
Aspect Ratio(Mechanical Drilling) 20:1 10:1 12:1
Aspect Ratio(Laser Drilling) 1:1 / 1:1
Press Fit Hole Tolerance ±0.05mm ±0.05mm ±0.05mm
PTH Tolerance ±0.075mm ±0.075mm ±0.075mm
NPTH Tolerance ±0.05mm ±0.05mm ±0.05mm
Countersink Tolerance ±0.15mm ±0.15mm ±0.15mm
Board Thickness 0.2-8mm 0.1-0.5mm 0.4-3mm
Board Thickness Tolerance(<1.0mm) ±0.1mm ±0.05mm ±0.1mm
Board Thickness Tolerance(≥1.0mm) ±10% / ±10%
Impedance Tolerance Single-Ended:±5Ω(≤50Ω),±7%(>50Ω)
Difference:±5Ω(≤50Ω),±7%(>50Ω)
Single-Ended:±5Ω(≤50Ω),±10%(>50Ω)
Difference:±5Ω(≤50Ω),±10%(>50Ω)
Single-Ended:±5Ω(≤50Ω),±10%(>50Ω)
Difference:±5Ω(≤50Ω),±10%(>50Ω)
Min Board Size 5*5mm 5*10mm 10*10mm
Max Board Size 22.5*30inch 9*14inch 22.5*30inch
Contour Tolerance ±0.1mm ±0.05mm ±0.1mm
Min BGA 7mil 7mil 7mil
Min SMT 7*10mil 7*10mil 7*10mil
Surface Treatment Electroplated Nickel Gold,ENIG,Gold Finger,ImmersionSilver,Immersion Tin,HASL(LF),OSP,ENEPIG,Flash Gold; Hard Gold Plating, Soft Gold Plating,Nickel Palladium Electroplated Nickel Gold,ENIG,Immersion Silver,Immersion Tin,HASL(LF),OSP,ENEPIG,Flash Gold; Hard Gold Plating, Soft Gold Plating,Nickel Palladium Electroplated Nickel Gold,ENIG,Gold Finger,Immersion Silver,Immersion Tin,HASL(LF),OSP,ENEPIG,Flash Gold; Hard Gold Plating, Soft Gold Plating,Nickel Palladium
Solder Mask Green,Black,Blue, Red,Matte Green Green solder mask/ black cover film or yellow cover film Green,Black,Blue, Red,Matte Green
Min Solder Mask Clearance 1.5mil 3mil 1.5mil
Min Solder Mask Dam 3mil 8mil 3mil
Legend White,Black,Red,Yellow White,Black,Red,Yellow White,Black,Red,Yellow
Min Legend Width/Height 4/23mil 4/23mil 4/23mil
Strain Fillet Width of Single layer board / The Board Thickness is 3-6 Times The Board Thickness is 3-7 Times (Flexible board thickness)
Strain Fillet Width of Double layer board / The Board Thickness is 6-10 Times The Board Thickness is 6-11 Times (Flexible board thickness)
Strain Fillet Width of Multi-layer board / The Board Thickness is 10-15 Times The Board Thickness is 10-16 Times (Flexible board thickness)
Strain Fillet Width of Dynamic / The Board Thickness is 20-40 Times The Board Thickness is 20-40 Times (Flexible board thickness)
Dispensing width / 1.5±0.5mm 1.5±0.5mm
Warpage (minimum) 0.30% / 0.05%
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