Flexible PCB

CategoryItemTypicalAdvanced
MaterialLayer Count1L-4L6L-8L
MaterialBase MaterialPIPI, PET, LCP
MaterialInsulating MaterialColverlayCoverylay, Flex Solder Mask
MaterialInsulating MaterialYellow, WhiteYellow, White, Green, Red
MaterialStiffenerPolyimide, Rigid-FR4, Sheet MetalPolyimide, Rigid-FR4, Sheet Metal
Material3M Adhesive9077, 6677, 94589077, 6677, 9458
DimensionBoard Thickness (Exclude Stiffener)0.05-0.5mm0.5-0.8mm
Tolerance1L-FPC Thickness tolerance±0.05mm±0.03mm
Tolerance2L-FPC Thickness tolerance±0.05mm±0.03mm
Tolerance4L-6L-8L FPC Thickness tolerance±0.10mm±10%
DimensionMin. Brd. Size5mm*10mm8mm*8mm
DimensionMax. Brd. Size250*1200mm250*1500mm
ToleranceImpedance ControlSingle-Ended: ±5Ω(≤50Ω), ±10%(>50Ω)Single-Ended: ±3Ω(≤50Ω), ±8%(>50Ω)
ToleranceImpedance ControlDifferential: ±5Ω(≤50Ω), ±10%(>50Ω)Differential: ±4Ω(≤50Ω), ±8%(>50Ω)
ToleranceStiffener Tolerence±0.2mm±0.1mm
CoverlayCoverlay Tolerance±4mil±3mil
CoverlayCoverlay Bridge8mil6mil
DimensionDispensing Width1.5±0.5mm1.2±0.5mm
OthersMin Test Resistance15Ω10Ω
OthersMax Test Resistance80MΩ100MΩ
OthersMax Test Current200mA/
OthersMax Test Voltage50-350V350-500V
Inner-LayerMin. Line Width(12/18um Base Copper)3mil2.75mil
Inner-LayerMin. Line Width(35um Base Copper)4mil3.5mil
Inner-LayerMin. Line Width(70um Base Copper)6mil5.0mil
Inner-LayerMax Inner Finish Copper Thickness2oz3oz
Outer-layerMin. Line Width(18um Finished Copper)3mil2.75mil
Outer-layerMin. Line Width(35um Finished Copper)4mil3.5mil
Outer-layerMin. Line Width(48um Finished Copper)5mil4.5mil
Outer-layerMin. Line Width(70um Finished Copper)6mil5.5mil
Outer-layerMin. Line Width(105um Finished Copper)10mil9.5mil
Outer-layerMin. Line Space(35um Finished Copper)3.5mil3.0mil
Outer-layerMin. Line Space(48um Finished Copper)4.5mil4.0mil
Outer-layerMin. Line Space(70um Finished Copper)5mil4.5mil
Outer-layerMin. Line Space(105um Finished Copper)7.5mil7.0mil
Outer-layerMax Finished Copper3oz5oz
DrillingLaser Drilling0.10mm0.10mm
DrillingNPTH Tolerance±2.0mil±1.5mil
DrillingPTH Hole Space12mil10mil
DrillingPTH Copper Plated Thickness8~15um, 20~30um30~70um
Surface FinishingOSP0.1-0.3um0.2-0.4um
Surface FinishingENIG1.0-4.0um2- 5 um
Surface FinishingImmersion Tin/ Silver1.0-4.0um2.0-5.0um
OutlineLaser Machining Accuracy±0.05mm±0.05mm
OutlineKnife-Mould Machining Accuracy±0.25mm±0.20mm
OutlineSteel-Mould Machining Accuracy±0.15mm±0.10mm