Item

Sample (Order Area <3m2)

Batch (Order Area ≥3m2)

Main Materials

Insulation Layer

CVL, Ink

CVL, Ink

Colour of coverlay

Yellow, Black, White

Yellow, Black, White

Colour of ink

Yellow, Green

Yellow, Green

Dielectric layer

0.012mm-0.1mm

0.025-0.1mm

Additional Materials

FR-4 Stiffener

0.1-3.2mm

0.1-3.2mm

PI Stiffener

0.075-0.225mm

0.075-0.225mm

Steel reinforcement

0.2-0.6mm

0.2-0.4mm

Other Materials

3M tape, snap dome, electromagnetic shielding, lid-off film, micro-sticking film

3M tape, snap dome, electromagnetic shielding, lid-off film, micro-sticking film

Structure

1+n+1 ; 1+1+n+1+1 ; 2+n+2 (needs review)

1+n+1 ; 1+1+n+1+1 ; 2+n+2 (needs review)

F+R (needs review), cu+F+cu (needs review), R+F+R+F+R (needs review), R+F+R

R+F+R

Layers

≤14L

≤8L

Board Thickness

0.06-0.35mm

0.1-0.35mm

Tolerance of Board Thickness

Flexible Area 0.03mm;PI Stiffener Area 0.05mm;FR-4 Stiffener Area 0.1mm

Flexible Area 0.03mm;PI Stiffener Area 0.05mm;FR-4 Stiffener Area 0.1mm

Min single unit Size

PCB Size: 5mm*15mm-310mm*510mm

PCB Size:5mm*15mm-310mm*510mm

Copper Thickness

Outer layer 2oz, Inner layer 2oz

Outer layer 1oz, Inner layer 1oz

Outline

Breakaway Tab, Single PCB

Breakaway Tab, Single PCB

Surface Treatment

HASL, HASL lead free (single-side FPC only), ENIG, OSP (no-stiffener only)

ENIG