Flexible Circuits

* Single Sided Flexible Circuits & Circuitry

* A single sided flexible circuit construction with a polyimide cover film laminated to copper allowing access from one side only.

* Application of sigle sided flex circuits:

Optical Pick-up for A/V & Computer ( or CDP & DVDP)

Camera

Capstan Motor for Camcoder & VCR

Vibration Motor for Mobile Phone

Stepping Motor

* Parameter of Flexible Circuits:

1) Board thickness:0.2-6.5mm

2) Minimum conductor spacing/width:0.1/0.1mm

3) Panel size: Max-250*400 -12288;

4) Drilling diameter size: Max diameter -6.5mm; min. Diameter-0.25mm

5) Base material cupper thickness: Max-0.070mm, min-0.012mm

6) Insulate layer thickness: Max-0.05mm (pi thickness) min-0.0125mm (pi thickness)

7) Electronic plating sn/pb thickness:3um --- 20um -12288;

8) Electronic plating au thickness: Above0.05um -12288;

9) Chemical immersion ni/au thickness:0.05um --- 0.1um -12288;

10) Electronic plating sn thickness:3um --- 20um -12288;

11) Etching width & space: S:3mil (0.076mm) d f m:4mil (0.100mm)