Test Item | Test Method (IPC-TM-650) | Test Condition | Unit | Specification | Typical Value | |
Thermal | Thermal Stress | 24.13.1 | Float 288℃/Unetched | Sec | ≥10 | ≥240 |
Glass Transition (Tg) | 2.4.25 | E-2/105 DSC | ℃ | ≥10 | 175 | |
CTE/ Z-Axis Expansion | 2.4.24 | Alpha 1 | ppm/℃ | ≤60 | 40 | |
Alpha 2 | ≤300 | 230 | ||||
50 - 260 ℃ | % | ≤3.0 | 2.6 | |||
X/Y CTE | 2.4.24 | 40℃ - 125℃ | ppm/℃ | —— | 12/15 | |
T-260 | 2.4.24.1 | TMA | min | ≥30 | >60 | |
T-288 | 2.4.24.1 | TMA | min | ≥15 | >35 | |
TD(5% weight loss) | 2.4.24.6 | TGA | ℃ | >340 | 349 | |
Flammability | UL94 | E-24/ 23 | Rating | V-0 | V-0 | |
Electrical | Surface Resistivity | 2.5.17.1 | C-96/35/90 | MΩ | ≥104 | 4.2*108 |
Volume Resistivity | 2.5.17.1 | C-96/35/90 | MΩ-cm | ≥106 | 6.5*109 | |
Dielectric Breakdown | 2.5.6 | D-48/ 50+D0.5/ 23 | kV | ≥40 | ≥45 | |
Dielectric Constant | 2.5.5.2 | Etched (RC 50%) @ 1 MHz @ 1 GHz | — | ≤5.4 | 4.8 | |
4.6 | ||||||
Loss Tangent | 2.5.5.2 | Etched (RC 50%) @ 1 MHz @ 1 GHz | — | ≤0.035 | 0.015 | |
0.016 | ||||||
CTI | IEC60112 | A | V | —— | >175 | |
Arc Resistance | 2.5.1 | D-48/ 50+D-0.5/ 23 | Sec | ≥60 | 129 | |
Mechanical | Peel Strength (1 oz.) | 2.4.8 | 125 ℃ | N/mm | ≥0.70 | 1.2 |
Float 288 ℃/ 10 Sec | ≥1.05 | 1.3 | ||||
After Process Solution | ≥0.80 | 1.1 | ||||
Flexural Strength | 2.4.4 | Length Direction | N/mm2 | ≥415 | 540 | |
Cross Direction | ≥345 | 480 | ||||
Moisture Absorption | 2.6.2.1 | D-24/23 | ≤0.5 | 0.09 |