High Reliability Thermopads®
EMC’s Thermopad
®, temperature variable attenuator, is S-Level qualified for high reliability applications. In space and satellite, military, and aerospace applications the Thermopad reduces system complexity and cost while improving overall reliability because it is a single passive chip device. The HR series of the TVA is a DC to 6 GHz rated part and maybe purchased with group A, B, or C testing based on Mil-PRF-55342.
General Specification
|
| Size |
0.122 x 0.145
(3.10mm X 3.68mm) |
| Impedance |
50 Ohms |
| Frequency Range |
DC to 6 GHz |
| Attenuation Accuracy |
+/-0.5 dB |
| TCA Tolerance |
+/-0.001 |
| VSWR (Typical) |
1.30 @ 1 GHz |
| Power Rating |
2.0 Watts |
| Power derating |
100% to 125 °C |
| derates to |
0% @ 150 °C |
| Operating Temperature |
-55 °C to 150 °C |
Material Specification
|
| Substrate |
Aluminia |
| Resistive material |
Thick film |
| Terminal material |
Thick film, Nickel Barrier with Solder Plated Finish |