IT-258GA3
IT-258GA3
IT-258GA3是一种mid Tg (155℃ by DSC)无卤多功能填充环氧树酯，具有低CTE、高热可靠性及耐CAF特性，适合用于260℃无铅製程汽车方面应用。
应用
汽车(引擎室电子控制元件)
多层板和HDI板
厚铜板
重要特性
Advanced halogen free resin system
Low CTE
High heat resistance
Excellent CAF resistance (1000 Volts)
Good through-hole reliability
High Comparative Tracking Index (CTI) and thermal conductivity
性能
| Items | Methods | IT-258GA3 |
| Tg (℃) | DSC | 155 |
| T-288 (w/ 1oz Cu, min) | TMA | >60 |
| Td-5%(℃) | TGA 5% loss | 385 |
| CTE (ppm/℃) | a1/a2 | 35/210 |
| CTE (%), 50-260℃ | TMA | 2.8 |
| Dk @ 10 GHz (RC 50%) | IPC TM-650 2.5.5.13 | 4.3 |
| Df @ 10 GHz (RC 50%) | IPC TM-650 2.5.5.13 | 0.016 |
| CTI (Volts) | EC 60112 / UL 746 | CTI1(400-599) |
| Thermal Conductivity (W/mK) | ASTM D5470 | 0.7 |
PDF Download
IT-158