Cobham Microwave RF & Microwave Filters - Cobham plc

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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
Cob-fcer-149Ceramic FiltersFEATURES• Center Frequency : 2245 MHz• Bandwidth : 2200 MHz to 2290 MHz• Input Power (max) : 1 W• Insertion losses @ fo : < 3.5 dB• Operating temperature : -40°C to +85°CDESCRIPTIONThe cob-fcer-149 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 UnitCenter Frequency [fo] 2245 MHz1dB Bandwidth [BW] fo ± 45 [2200 ˜ 2290] MHzInsertion Loss in BW 3.5 max. dBRipple in BW 1.0 max. dBppVSWR in BW 1.5 : 1 max. RatioGroup Delay Variation in BW 10 max. nSecAttenuation[Absolute Value]35dB min. @ 2025 ˜ 2110 MHz25dB min. @ 2360 ˜ 2550 MHzOperating Temperature Range -40 °C to + 85°CInput Power1.0 W max.In/Out Impedance50 ΩAPPLICATIONS• RadiolinkOUTLINE DRAWINGTOP VIEWBOTTOM VIEWFRONT VIEWCobham Microwave 103
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Cobham MicrowaveRF & Microwave Filt
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ContentsPresentationCobham Microwav
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DIODESFILTERS &DUPLEXERSISOLATORS &
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AIR CAVITY FILTERS CERAMIC FILTERS
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FiltersCavity filtersCeramic filter
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FiltersMarketsCobham Microwave 19
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OUTLINE DRAWINGTYPICAL PERFORMANCES
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OUTLINE DRAWINGCobham Microwave 29
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Page 51 and 52: OUTLINE DRAWINGTYPICAL PERFORMANCES
Page 99 and 100: Cob-fcer-041Ceramic FiltersFEATURES
Page 101: Cob-fcer-109Ceramic FiltersFEATURES
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Page 141 and 142: TYPICAL PERFORMANCESCobham Microwav
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Cob-dcer-005Ceramic DuplexersFEATUR
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TECHNOLOGYAir cavityCeramic resonat
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Cobham Microwave RF & Microwave Filters - Cobham plc

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