Cobham Microwave RF & Microwave Filters - Cobham plc

Cob-fcer-135Ceramic FiltersFEATURES• Center Frequency : 1732 MHz• Bandwidth : 1709.5 MHz to 1754.5 MHz• Input Power (max) : 0.5 W• Insertion losses @ fo : < 3 dB• Operating temperature : -40°C to +85°CDESCRIPTIONThe cob-fcer-135 is a dielectric resonator filterideal for stringent requirement such as the onesof Avionics and Space applications. Very highthermal stability, excellent selectivity combinedto best in class electrical performances areoffered in a low profile SMD package.ELECTRICAL SPECIFICATIONSItem Spec UnitCentre frequency (fo) 1732.5 MHzBandwidth (BW) fo ± 22.5 [1710-1755] MHzInsertion loss ( Range : within working bandwidth) 3.0 max dBRipple in BW 1.7 max dBppVSWR in BW 1.5 : 1 max RatioIn/Out impedance 50 ΩAttenuation @ 800 -1690 MHz 20 min dBAttenuation @ 1775 – 1850 MHz 20 min dBAttenuation @ 1850 – 1930 MHz 35 min dBAttenuation @ 1930 – 2170 MHz 50 min dBOperation temperature range -40 / +85 °CInput power 0.5 max WAPPLICATIONS• DcsOUTLINE DRAWINGTOP VIEWBOTTOM VIEWFRONT VIEW102 Cobham Microwave