Knowde Enhanced TDS
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Properties
- Flame Rating
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- Mechanical Properties
- Thermal Properties
- Electrical Properties
| Value | Units | Test Method / Conditions | |
| Water Absorption (0.062) | 0.21 | % | IPC TM-650 2.6.2.1 |
| Peel Strength to Copper (1 oz/35 micron) After Thermal Stress | 7.2 (1.2) | lb/in (N/mm) | IPC TM-650 2.4.8 |
| Peel Strength to Copper (1 oz/35 micron) at Elevated Temperatures | 7.2 (1.2) | lb/in (N/mm) | IPC TM-650 2.4.8.2 |
| Peel Strength to Copper (1 oz/35 micron) After Process Solutions | 7.5 (1.3) | lb/in (N/mm) | IPC TM-650 2.4.8 |
| Young's Modulus | 3.2 | Mpsi (GPa) | IPC TM-650 2.4.18.3 |
| Poisson's Ratio | 0.15 | - | ASTM D-3039 |
| Specific Gravity | 1.6 | g/cm3 | ASTM D792 Method A |
| Thermal Conductivity | 0.2 | W/mk | ASTM E1461 |
| Flammability | V-0 | class | UL-94 |
| Value | Units | Test Method / Conditions | |
| Glass Transition Temperature (Tg) - TMA | min. 250 | °C | IPC TM-650 2.4.24 |
| Coefficient of Thermal Expansion (X,Y) | 16 | ppm/°C | IPC TM-650 2.4.41 |
| Coefficient of Thermal Expansion (Z) - Below Tg | 53 | ppm/°C | IPC TM-650 2.4.24 |
| Coefficient of Thermal Expansion (Z) - Above Tg | 164 | ppm/°C | IPC TM-650 2.4.24 |
| z-axis Expansion (50-260oC) | 1.2 | % | IPC TM-650 2.4.24 |
| Decomposition Temperature (Td) - Initial | 353 | °C | IPC TM-650 2.4.24.6 |
| Decomposition Temperature (Td, 5%) | 389 | °C | IPC TM-650 2.4.24.6 |
| T288 | 23 | min | IPC TM-650 2.4.24.1 |
| T300 | 8 | min | IPC TM-650 2.4.24.1 |
| T260 | min. 60 | min | IPC TM-650 2.4.24.1 |
| Value | Units | Test Method / Conditions | |
| Electrical Strength | 1290 (50.8) | Volts/mil (kV/mm) | IPC TM-650 2.5.6.2 |
| Dielectric Constant (1 MHz) | 4.25 | Multilayer ~ 50% RC | IPC TM-650 2.5.5.3 |
| Dielectric Constant (1 GHz) | 4.1 | Multilayer ~ 50% RC | IPC TM-650 2.5.5.9 |
| Dissipation Factor (1 MHz) | 0.01 | - | ASTM D 150 |
| Volume Resistivity (C96/35/90) | 7.2 x 10^7 | MΩ-cm | IPC TM-650 2.5.17.1 |
| Volume Resistivity (E24/125) | 4.5 x 10^8 | MΩ-cm | IPC TM-650 2.5.17.1 |
| Surface Resistivity (C96/35/90) | 4.1 x 10^8 | MΩ | IPC TM-650 2.5.17.1 |
| Surface Resistivity (E24/125) | 1.6 x 10^9 | MΩ | IPC TM-650 2.5.17.1 |
| Dielectric Breakdown | min. 40 | kV | IPC TM-650 2.5.6 |
| Arc Resistance | 170 | sec | ASTM D495 |
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