Flexible PI/CPI/PET Interdigitated Electrode (IDE)

These flexible interdigitated electrodes are available on PI, CPI or
PET substrates. Standard models use a Cu/Ni/Au multilayer electrode
structure, while selected fine-line, high-temperature models use a
Ti/Au metal structure. Different substrate sizes, electrode geometries
and finger-pair configurations are available for flexible sensor
development.
Product Specifications
| Product Type | Flexible interdigitated electrode (IDE) |
| Substrate Options | PI, CPI or PET |
| Standard Metal Structure | 12 μm Cu / 3 μm Ni / 1 μm Au |
| Fine-Line Metal Structure | 50Â nm Ti / 100Â nm Au |
| PI/CPI Operating Temperature | −50°C to 250°C for Cu/Ni/Au models |
| Fine-Line Model Temperature | −50°C to 350°C for Ti/Au models |
| PET Operating Temperature | −50°C to 120°C |
| Customization | Available upon request |
Available Models
The specifications below are based on the supplied technical data.
Finger width and finger gap are listed separately.
| Model | Substrate | Overall Size | Finger Width | Finger Gap | Finger Pairs | Metal Structure | Temperature |
|---|---|---|---|---|---|---|---|
| PI-CPI-IDE-10X10-5UM-150P | PI/CPI | 10 × 10 × 0.02 mm | 5 μm | 5 μm | 150 | 50 nm Ti / 100 nm Au | −50°C to 350°C |
| PI-CPI-IDE-10X10-10UM-100P | PI/CPI | 10 × 10 × 0.02 mm | 10 μm | 10 μm | 100 | 50 nm Ti / 100 nm Au | −50°C to 350°C |
| PI-CPI-IDE-5X10-50UM-15P | PI/CPI | 5 × 10 × 0.013 mm | 50 μm | 50 μm | 15 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 250°C |
| PI-CPI-IDE-10X10-50UM-15P | PI/CPI | 10 × 10 × 0.013 mm | 50 μm | 50 μm | 15 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 250°C |
| PI-CPI-IDE-10X20-50UM-25P | PI/CPI | 10 × 20 × 0.013 mm | 50 μm | 50 μm | 25 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 250°C |
| PI-CPI-IDE-5X10-100UM-10P | PI/CPI | 5 × 10 × 0.013 mm | 100 μm | 100 μm | 10 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 250°C |
| PI-CPI-IDE-10X10-100UM-10P | PI/CPI | 10 × 10 × 0.013 mm | 100 μm | 100 μm | 10 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 250°C |
| PI-CPI-IDE-10X20-100UM-20P | PI/CPI | 10 × 20 × 0.013 mm | 100 μm | 100 μm | 20 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 250°C |
| PET-IDE-5X10-100UM-10P | PET | 5 × 10 × 0.075 mm | 100 μm | 100 μm | 10 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 120°C |
| PET-IDE-10X10-100UM-10P | PET | 10 × 10 × 0.075 mm | 100 μm | 100 μm | 10 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 120°C |
| PET-IDE-10X20-100UM-20P | PET | 10 × 20 × 0.075 mm | 100 μm | 100 μm | 20 | 12 μm Cu / 3 μm Ni / 1 μm Au | −50°C to 120°C |
Temperature notice:
The applicable operating-temperature range depends on both the
substrate and metal-layer structure. Select the exact model
according to the required temperature and experimental conditions.
Customization Available
Custom flexible interdigitated electrodes are available. Please
contact our customer service team for detailed information.
Please provide the required substrate material, overall dimensions,
substrate thickness, finger width, finger gap, finger-pair count,
metal structure and technical drawing, if available.









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