Multilayer flexible PCBs Polyimide PCBs at 0.25mm Thick FPC Immersion Gold PCB
Product profile
1.1 General description
This is a type of a 4 layer flexible circuit for the application of Security Alarm
at 0.25mm thick. The base laminate is from ITEQ, It's fabricated per IPC 6012
Class 2 using supplied Gerber data. Polyimide as stiffener is applied on the
inserting head.
1.2 Features and benifits
A. Excellent flexibility
B. Reducing the volume
C. Weight reduction
D. Consistency of assembly
E. Increased reliability
F. Controllability of electrical parameter design
G. The end can be whole soldered
H. Material optionality
I. Low cost
J. Continuity of processing
K. Small quantity, prototypes and production.
L. Meeting your printed circuit board needs from PCB prototyping to mass volume
production.
1.3 Application
Touch screen, Industrial control touch remote control soft board, POS antenna soft
board
1.4 Parameter and data sheet
| Size of Flexible PCB | 70.5 X 30.38mm |
| Number of Layers | 4 |
| Board Type | Flexible PCB |
| Board Thickness | 0.25mm |
| Board Material | Polyimide (PI) 25µm |
| Board Material Supplier | ITEQ |
| Tg Value of Board Material | 60℃ |
| PTH Cu thickness | ≥20 µm |
| Inner Iayer Cu thicknes | 35µm (1oz) |
| Surface Cu thickness | 35µm (1oz) |
| Coverlay Colour | Yellow |
| Number of Coverlay | 2 |
| Thickness of Coverlay | 25 µm |
| Stiffener Material | Polyimide |
| Stiffener Thickness | 0.2mm |
| 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 90℃ 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, -25℃±125℃, 1000 cycles. |
| Thermal Stress |
Pass, 300±5℃,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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