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- Ultra-thin Double-sided FPC "NITOFLEX®"
Ultra-thin Double-sided FPC "NITOFLEX®"
A Circuit Board which Reduces the Bias Force with a Thin Base Pl to Combine Improved Flexibility with Double-sided Micro Line Processing.
Features
- Low repulsion due to thin base Pl
- Higher density with laser Via
- Finer pitch due to thin copper foil
Structural Drawing
Stiffness Properties
Connection Reliability (Oil Dip Test)
Design Guide
| Type | Base material | Min．product total thickness | Min． TH diameter |
Min． Land diameter |
Min． L/S |
||
|---|---|---|---|---|---|---|---|
| Cu thickness （including PTH） |
Pl thickness | Front side | Back side | ||||
| Normal Double-sided FPC | 18 | 15～25 | 60.5 | 98.5 | 75 | 250 | 50/50 |
| Ultra-thin Double-sided FPC | 12 | 15～25 | 54.5 | 86.5 | 50 | 200 | 40/40 |
*The above data are results of experiment at Nitto Denko and are not applicable as standard values.
