product
mmwave77
characteristic
● stable dk/df over frequency and temperature.
● low dielectric tolerance /-0.04.
● low moisture absorption
●excellent copper peel strength
●ul 94 v-0 flame rating.
application area
● automotive radar applications
● cellular telecommunications system
● global positioning satellite antennas
● patch antenna for wireless communications
● remote meter readers
● direct broadcast satellites
- product performance
- product certificate
- data download
| items | method | condition | unit | typical value |
|---|---|---|---|---|
|
dielectric constant, process dk |
ipc-tm-650 2.5.5.5 | 10ghz/23℃ | - | 3.00±0.04 |
| loss tangent | ipc-tm-650 2.5.5.5 | 10ghz/23℃ | - | 0.0010 |
| cte (x/y/z-axis) | ipc-tm-650 2.4.41 | tma (-55-288℃) | ppm/℃ | 16/16/22 |
| td |
astm d3850 |
tga |
℃ | 538 |
| volume resistivity | ipc-tm-650 2.5.17.1 | a | mω·cm |
1.04x108 |
| surface resistivity | ipc-tm-650 2.5.17.1 | a | mω |
4.38x108 |
| peel strength | ipc-tm-650 2.4.8 | 288℃/10s | n/mm [lb/in] | 1.64 [9.37] |
|
electrical strength |
ipc-tm-650 2.5.6.2 |
0.127mm [0.005”] |
kv/mm |
60 |
| water absorption | ipc-tm-650 2.6.2.1 | d-24/23 | % | 0.01 |
| thermal conductivity | astm c518 | 100℃ | w/(m·k) | 0.50 |
| density | astm d792 | - | g/cm3 | 2.15 |
|
flammability |
ul-94 |
c-48/23/50 |
rating |
v-0 |
remarks:
remarks:
all the typicalvalues listed above are for your reference only and not intended forspecification. please contact shengyi technology co., ltd. for detailedinformation. all rights from this data sheet are reserved by shengyi technologyco., ltd.