Circuit Board Materials

- Highly heat resistant Low CTE Multi-layer circuit board materials <High-Tg type>
HIPER V | R-1755V - Highly heat resistant Low CTE Multi-layer circuit board materials <High-Tg type>
HIPER D | R-1755D - Highly heat resistant Low CTE Multi-layer circuit board materials <Middle-Tg type>
HIPER M | R-1755M - Highly heat resistant Low CTE Multi-layer circuit board materials
HIPER E | R-1755E 
Line-up

General properties
| Item | Test method | Condition | Unit | HIPER V R-1755V  | 
			HIPER D R-1755D  | 
			HIPER M R-1755M  | 
			HIPER E R-1755E  | 
			Halogen -free R-1566  | 
			Conventional FR-4 R-1766  | 
		|
|---|---|---|---|---|---|---|---|---|---|---|
| Glass transition temp (Tg) | DSC | A | °C | 173 | 163 | 153 | 133 | 148 | 140 | |
| Thermal decomposition temp (Td) | TG/DTA | A | °C | 350 | 345 | 355 | 370 | 350 | 315 | |
| CTE x-axis | α1 | IPC TM-650 2.4.41 | A | ppm/°C | 11-13 | 10-12 | 11-13 | 11-13 | 11-13 | 11-13 | 
| CTE y-axis | 13-15 | 12-14 | 13-15 | 13-15 | 13-15 | 13-15 | ||||
| CTE z-axis | α1 | IPC TM-650 2.4.24 | A | 44 | 43 | 40 | 42 | 40 | 65 | |
| α2 | 255 | 236 | 240 | 250 | 180 | 270 | ||||
| T288 (with copper) | IPC TM-650 2.4.24.1 | A | min | 20 | 15 | 18 | 25 | 3 | 1 | |
| Dielectric constant (Dk) | 1GHz | IPC TM-650 2.5.5.9 | C-24/23/50 | – | 4.4 | 4.4 | 4.6 | 4.6 | 4.6 | 4.3 | 
| Dissipation factor (Df) | 0.016 | 0.016 | 0.014 | 0.013 | 0.010 | 0.016 | ||||
| Water absorption | IPC TM-650 2.6.2.1 | D-24/23 | % | 0.12 | 0.11 | 0.11 | 0.11 | 0.14 | 0.14 | |
| Flexural modulus | Fill | JIS C6481 | A | GPa | 22 | 21 | 22 | 22 | 22 | 21 | 
| Peel strength | 1oz | IPC TM-650 2.4.8 | A | kN/m | 1.5 | 1.3 | 1.5 | 1.6 | 1.8 | 2.0 | 
The sample thickness is 0.8mm.
The above data are typical values and not guaranteed values.
                      
