SAW Device IF SAW Filter for CATV Broadcasting Station Audio Signal Extraction For Industrial Use n Features l A filter with superb filter characteristics. l It has not been adjusted. l High reliability and stability. Pb Free n Specifications Model WF051A Nominal frequency : f0 (MHz) WF051B 54.25 41.25 3-dB passband width (MHz) +0.12 min. In-band deviation (±0.1MHz max.) (dB) ±0.5 max. Insertion loss (constant loss)(dB) 25 max. to f0–1.5MHz Guaranteed attenuation (dB) 28 max. 50 min. f0–1.5 to –0.92MHz 40 min. f0+0.92 to +1.5MHz 40 min. f0+1.5MHz to 50 min. Input impedance (Ω) 75 Output impedance (Ω) 75 Operating temperature range (°C) 0 to +50 Package model name PK–3 n Dimensions n Characteristics <WF051A>[Out-of-band characteristics] mm CONNECTION INPUT 3 OUTPUT 0.5 GND 1 0 5.5 5.0–φ0.45 9.0max. Others [1dB/div] PAD NO. 45.5max. 54.25MHz 6MHz span 43.0 10.0 3 4 5 2 1 12.5max. 3.75 35.0 7.5 sa23_071102_WF051_e1