Cobham Microwave RF & Microwave Filters - Cobham plc

Cob-fcer-123Ceramic FiltersFEATURES• Center Frequency : 1603 MHz• Bandwidth : 1596 MHz to 1610 MHz• Input Power (max) : 0 dBm• Insertion losses @ fo : < 2.5 dB• Operating temperature : -55°C to +110°CDESCRIPTIONThe cob-fcer-123 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 SPECIFICATIONSSymbol Unit ValueImpedance Z Ω 50Center frequency Fo MHz 1603Minimum 0.5 db Bandwidth BW MHz ≥ 14Insertion loss at Fo IL dB ≤ 2.5Maximum ripple in 0.5 dB bandwidth R dBpp ≤ 0.5Maximum VSWR within Fo ± 7 MHz dB > 9.6Minimum out of band rejection at Fo ± 20 MHz dBc ≥ 1Minimum out of band rejection at Fo ± 50 MHz dBc ≥ 15Minimum out of band rejection at Fo ± 100 MHz dBc ≥ 25Minimum out of band rejection at Fo ± 300 MHz dBc ≥ 40Group delay at Fo ns 12 ± 2Maximum group delay variation at Fo ± 7 MHz ns ≤ 4APPLICATIONS• Gps• Space• AvionicsENVIRONMENTAL SPECIFICATIONSSymbol Unit ValueOperating Temperature Range T °C -55 → +110Storage Temperature Range T °C -60 → +110Humidity % 95% @ +55°C 48HVibrations ( 3 axes , 2H / axes ) Hz 10 G peak 5 – 2000HzShocks G 30OTHER SPECIFICATIONSSymbol Unit ValueDimensions L x l x h mm 11.5x9.8x5Weight g < 2ConnectorsSMD88 Cobham Microwave