Flexible Printed Circuits (FPC) is a kind of printed circuit, which possessed with high reliability, best flexibility and be made from Ployimide and Polyester film, this kind of printed circuits also possessed with shrinkage, flexibility, fold, light weight, small volume, good diffusion heat, convenience for set, Having broken through the traditional concept of interconnect, FPC will be widely applied in every field day-by-day.
The realm of application
automatic apparatus gauge, the outside's apparatus of computer, working equipment, the equipment of communication, the gauge of autocar, air gauge, camera, mobile telephone, electronic balance, mobile telephone battery, sensor, vision telephone, magnetic initial, toy etc. |
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 Flexible Printed Circuits (FPC):
The style of production
Single sided、Double sided、Multi-layers、Rigid flex.
Product Finishing
Immersion Nickel-gold bondable gold plating,Electrolgtic Tin-lead plating,Electrolgtic Gold plating,Anti-Tarnish coating (on bare copper).
The characteristic of production
flexibility, occupied small space, light weight, good seal function, stable to transport, good craft of assemble, good insulation.
 Material: polyimide, polyester
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FFC (flexbile flat cable)
(1). Major Features:
A. Miniaturized, small and highly integrated manufacturing
B. Saving space
C. Simplified wiring procedure, simple connection
D. Saving labor cost
E. Good flexibility, agile application, folding
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(2). Fields of Application:
Suitable for signal transmission and internal wiring in such fields as printer, scanner, acoustics, MP3, Video player, computer, monitor, digital camera, video camera, electrograph, duplicating machine/reprography, TV set, etc.
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(3). Customization Service
① Traverse pitch ：0.5MM 1.0MM 1.25MM 2.0MM 2.54MM
② Traverse length ：15MM～ANY
③ Traverse type：A、B、C、D、E、F、G、H、I、J、K
④ EMI countermeasure ： copper foil, aluminum foil, copper foil Mylar, aluminum foil Mylar, conductive fabric, sliver paste treatment, wave absorber, etc.
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Item
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Symbol
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Unit
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Index
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Pitch
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P
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mm
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0.5MM
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1.0MM
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1.25MM
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2.54MM
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Number of conductor
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N
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Core
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8～150
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4～90
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4～70
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4～40
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Pitch tolerance
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/
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mm
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±0.03
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±0.08
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±0.1
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±0.1
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Cable width
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W
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mm
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(N+1)×0.5
±0.08
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(N+1)×1.0
±0.15
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(N+1)×1.25
±0.2
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(N+1)×2.54
±0.2
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Total pitch
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Pt
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mm
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(N-1)×0.5
±0.08
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(N-1)×1.0
±0.15
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(N-1)×1.25
±0.15
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(N-1)×2.54
±0.15
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Edge width tolerance
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/
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mm
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±0.05
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±0.08
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±0.1
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±0.1
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Plugging length
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S1S2
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mm
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2±0.5 3±0.5 4±0.5 5±1 6±1
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Reinforcing board length
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S3S4
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mm
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4～7±1 8～15±2 16～20±3
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Cable length
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L
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mm
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L≤200±3 200<L≤400±5 L>400±8
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Plugging end thickness
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T
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mm
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0.27～0.36±0.05
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Conductor thickness
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Ct
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mm
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0.035/0.05
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0.035/0.05
/0.1
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0.05/0.1
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0.05/0.1
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Conductor width
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Cw
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mm
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0.3±0.03
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0.65±0.03
0.7±0.03
0.8±0.03
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0.8±0.03
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0.8±0.03
1.27±0.05
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Material of insulating layer
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White/black
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Polyester(thickness:0.043/0.06/0.08mm )
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Material of reinforcing board
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Blue/white
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Polyester(thickness:0.155/0.225/0.282mm )
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Item
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Method of measurement
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0.1X 1.27
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0.1X 0.8
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0.1X 0.7
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0.05X 0.8
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0.05X 0.65
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0.05X 0.5
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0.035
X0.65
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0.035
X0.3
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Conductor impedance (Ω/M)
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JIS C-3102at 20℃
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0.1
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0.26
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0.33
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0.52
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0.63
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0.68
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0.7
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1.5
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Insulation impedance
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DC500V at 20℃
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>100MΩ Above100MΩ
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Line-to-line insulation voltage endurance
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DC500V for 1min
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No conduction
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Rated voltage/temperature
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60V/80℃
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Rated current
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1A
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Energized
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Energized machine test
DC3.0V 0.1mA
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No turn off and short circuit
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Aging
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85℃ , 96hrs
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Insulation impedance and line-to-line insulation voltage endurance are normal
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Temperature test cycle
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-40℃ for 4hrs->
85℃ for 4hrs->
25℃ for 1hrs(5cyc)
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Insulation impedance and line-to-line insulation voltage endurance are normal
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Moisture proof
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40℃ 95%RH 96hrs
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Insulation impedance and line-to-line insulation voltage endurance are normal
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Flexibility test
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180° flexual test
15mmR 1000Cycles
/min 25mm stroke
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Min 20 Cycles
Min 100,000 Cycles
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Insulator
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Elongation
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JIS-K-6732
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Min60% above 60%
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Tensile strength
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JIS-K-6732
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Min3.5Kg/sq.mm above 3.5Kg/sq.mm
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Abrasion test
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Ф0.5mm, 600g
60cyc./min
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>10,000Cycles
above 10,000
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Burning test
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UL758
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pass UL vw-1
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Time of plugging
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≥20times
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