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Rigid Flex Circuits

Rigid-flex PCBs are specialized printed circuit boards that incorporate both rigid and flexible sections, offering versatility for various applications. These boards typically consist of multiple conductive layers separated by flexible or rigid insulating material. The outer layers may feature exposed pads or be covered. Conductors are situated on the rigid layers, and plated through-holes are utilized in both the rigid and flexible layers.

Rigid Flex Circuit

Rigid Flex Circuit

Rigid Flex Circuit

Rigid Flex Circuit

FPC Rigid-Flex PCB Technics Capacity
No.
Item
Description
DataSheet
1
FPC Main material
Brand
Taiflex、Graceth、SY
2
PCB Material
Brand
SY、ITEQ、KB
3
Texture
Texture Brand
PI、 PET
4
Cover Film
Brand
Taiflex、Graceth、SY
5
Max Layers
LAYER
1-24layers(sample)、
1-12layers(manufacture)
6
Finish Board thickness
mm
0.25-6.0mm(samplel)
Rigid - Flex PCB 0.25-6.0mm
7
Min Pattern Width / Spacing
mm
0.05mm/0.05mm
8
Max finish board size
mm
230*450mm
9
Finish Board thickness tolerance
mm
±50.05mm
10
PP Thickness
um
12.5um 、 25um 、 50um
11
Copper thickness
um
12um 、 18um 、 36um 、 70um
12
Stiffener materail
Variety
FR4/PI/PET/SUS/PSA
13
Surface treatment
Variety
ENIG、Immersion tin、OSP、
immersion silver、plating gold
14
Min hole size
mm
Mechanical Hole :0.15mm 、Laser Hole0.1mm
15
Hole tolerance
mm
NPTH:±0.05mm 、PTH:±0.075mm
16
Cover film color
Variety
Yellow 、 Black
17
PI thickness
mil
0.5mil、0.7mil、0.8mil、1mil、2mil
18
Max number of layers of FPCB
1-8layers
19
Min finished size
mm
5mm*8mm
20
Min pad
mm
inner layer(5mil)、outer layer(4mil)
21
Stiffener min size
mm
4mm×5mm
22
Stiffener max size
mm
32mm×32mm
23
Stifferner alignment accuracy
mm
±0.075mm
24
Cover minimum openning size
mm
0.6×0.6mm(steeling tooling)、
0.5×0.5mm(Precision tooling)
25
Minimum openning spacing for covering film
mm
0.5mm(Precision tooling)、0.2mm(Laser Routing)、 0.15mm(Normal drilling)
26
Coating film overflow amount(unilateral)
mm
Normal0.08-0.12mm 、 Limitation0.03mm
27
Min diameter of gold finger semicircle hole
mm
0.25mm,Normal value0.3mm
28
Rigid-Flex PCB:Peel-off strength
N
1.4N
29
Rigid-Flex PCB:Planeness
um
Less than 15um before baking; less than 30um after baking
30
Rigid-Flex PCB:thermal shock
288℃(3 times within 10 seconds)
31
Rigid-Flex PCB:W/B gold wire pull
g
> 6g
32
Rigid-Flex PCB:min.board thickness
mm
FPCB 0.1mm、4Layers 0.3mm、
6Layers 0.5mm、8Layers 0.6mm、
10Layers0.8mm
Please contact us for more information about the Rigid-flex circuit board.