2.45 ghz balun / filter combination p/n 2450FB15A050 detail specification: 12/14/05 page 1 of 2 general specifications part number 2450FB15A050 28 min.@ 2 x f0 frequency (mhz) 2400~2500 20 min.@ 3 x f0 unbalanced impedence 50 ? operating and storage temp. -40 to +85c differential balanced imp. 50 ? reel quantity insertion loss 1.5 db max. power capacity 1.0 watt max. return loss 9.5 db min. phase difference 180 10 terminal configuration amplitude difference 1.0 db max. no. function 1 unbalanced port 2 gnd; or dc feed + rf gnd mechanical dimensions 3 balanced port in mm 4 balanced port l 5 gnd w 6 nc t a b c g p mounting considerations * line width should be designed to match 50 ? characteristic impedance, depending on pcb material and thickness. ** by-pass capacitor should be connected when feeding dc power. units: mm without dc feed with dc feed johanson technology, inc. reserves the right to make design changes without notice. all sales are subject to johanson technology, inc. terms and conditions. www.johansontechnology.com 931 via alondra ? camarillo, ca 93012 ? tel 805.389.1166 fax 805.389.1821 2003 johanson technology, inc. all rights reserved "high frequency ceramic solutions" 0.004 0.079 2.00 0.10 3,000 attenuation (db) 0.049 0.004 0.037 0.004 +0.1/-0.2 1.25 0.95 0.10 0.10 0.10 0.10 0.30 0.20 0.014 0.004 0.35 0.10 0.012 0.30 +.004/-.008 0.008 0.012 0.004 0.004 0.026 0.002 0.65 0.05 solder resist through-hole ( 0.3) 1 2 3 456 l w c ap gb t 0.8 1.0 0.30 * * * 0.35 0.8 1.0 0.30 * * * 0.35 land
2.45 ghz balun / filter combination p/n 2450FB15A050 detail specification: 12/14/05 page 2 of 2 typical electrical performance (t=25c) insertion loss / return loss rl (db) il amplitude difference / phase difference (db) amplitude phase johanson technology, inc. reserves the right to make design changes without notice. all sales are subject to johanson technology, inc. terms and conditions. www.johansontechnology.com 931 via alondra ? camarillo, ca 93012 ? tel 805.389.1166 fax 805.389.1821 2003 johanson technology, inc. all rights reserved "high frequency ceramic solutions" ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) 12345678 09 -30 -20 -10 -40 0 freq, ghz 2.3 2.4 2.5 2.6 2.7 2.2 2.8 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 -2.0 2.0 165 170 175 180 185 190 195 160 200 freq, ghz dif _amp lit u d e dif_phase
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