- Excellent tracking resistance (CTI ≥ 600V)
- Excellent insulation reliability (CAF resistance)
- Having excellent high frequency property
- Excellent board thickness accuracy
Circuit Board Materials
- Part Number
Double-sided
copper clad
R-1786
Single-sided
copper clad R-1781
- Application
- Detailed use
・For digital·home appliance
Inverter power supply system board, Air conditioner, Washing machine, Refrigerator, Power conditioner, Antenna circuit board, Etc.
Properties
CTI≧600V
Insulation reliability
Low dielectric property
Tracking resistance
CAF resistance
Board thickness accuracy
General properties
| Item | Test method | Condition | Unit | R-1786 | |
|---|---|---|---|---|---|
| Glass transition temp. (Tg) | TMA | Temp. rising rate: 10°C/min | °C | 140 | |
| Solder heat resistance | JIS C6481 | 260°C solder float for 2min | – | No abnormality | |
| Heat resistance | 1oz | JIS C6481 | A | – | 240°C 60min |
| CTE x-axis | α1 | IPC-TM-650 2.4.41 | TMA | ppm/°C | 25 (20) |
| CTE y-axis | 28 (23) | ||||
| CTE z-axis | α1 | IPC-TM-650 2.4.24 | TMA | ppm/°C | 65 |
| Dielectric constant (Dk) | 1MHz | IPC TM-650 2.5.5.9 | C-96/20/65 | – | 4.5 |
| C-96/20/65+D-24/23 | 4.5 | ||||
| Dissipation factor (Df) | C-96/20/65 | 0.015 | |||
| C-96/20/65+D-24/23 | 0.015 | ||||
| Volume resistivity | JIS C6481 | C-96/20/65 | MΩ·m | 1×108 | |
| C-96/20/65+C-96/40/90 | 5×107 | ||||
| Surface resistivity | JIS C6481 | C-96/20/65 | MΩ | 3×108 | |
| C-96/20/65+C-96/40/90 | 1×108 | ||||
| Insulation resistance | JIS C6481 | C-96/20/65 | MΩ | 5×108 | |
| C-96/20/65+D-2/100 | 1×107 | ||||
| Water absorption | JIS C6481 | E-24/50+D-24/23 | % | 0.08 | |
| Flexural strength | Fill | JIS C6481 | A | N/mm2 | 280 |
| Peel strength | 1/2oz | JIS C6481 | A | kN/m | 1.47 |
| 260°C solder float for 20sec | 1.47 | ||||
| 1oz | JIS C6481 | A | 1.82 | ||
| 260°C solder float for 20sec | 1.82 | ||||
| Alkali resistance | JIS C6481 | dipping (3min) | – | No abnormality | |
| Flammability | JIS C6481 | A+E-168/70 | – | 94V-0 | |
The sample thickness is 1.6mm.
The figure in parentheses is for the thickness of 0.8mm.
The above data are typical values and not guaranteed values.
