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3 layer rigid-flex PCB

General description

This is a type of rigid flexible printed circuit boards for the application of Wireless

Security System,Laser head FPC, POS antenna soft board, Tablet keypad flex board. It's a 3 layer rigid-flex PCB at 1.6mm thick at rigid part. The base laminate is from Shengyi. It's fabricated per IPC 6012 Class 2
【Series】:Rigid-Flexible PCB

Parameter and data sheet

Size of Flexible PCB 91.5X 105.3mm
Number of Layers 3
Board Type Rigid-flex PCB
Board Thickness 1.6mm
Board Material Polyimide (PI) 25µm
Board Material Supplier Shengyi
Tg Value of Board Material  60ºC
PTH Cu thickness ≥20 µm
Inner Iayer Cu thicknes 35 µm
Surface Cu thickness 35 µm
Coverlay Colour Yellow / Green Solder mask
Number of Coverlay 2
Thickness of Coverlay 25 µm
Stiffener Material NO
Stiffener Thickness N/A
Type of Silkscreen Ink IJR-4000 MW300
Supplier of Silkscreen TAIYO
Color of Silkscreen White
Number of Silkscreen 1
Peeling test of Coverlay No peelable
Legend Adhesion 3M 90ºC No peeling after Min. 3 times test
Surface Finish Immersion Gold
Thickness of Nickle/Gold Au: 0.03µm(Min.); Ni 2-4µm
RoHS Required Yes
Famability 94-V0
Thermal Shock Test Pass, -25ºC±125ºC, 1000 cycles. 
Thermal Stress Pass, 300±5ºC,10 seconds, 3 cycles. 
No delamination, no blistering.
Function  100% Pass electrical test
Workmanship Compliance with IPC-A-600H & IPC-6013C Class 2

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