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| dielectric filters ? ? nz ; ? ? .???? type 4dfa 4dfa-866a-10 866.0 2.0 3.0 1.0 1.43 30 (fo ? 105) ct2 4dfa-886a-10 886.0 1.0 3.0 1.0 2.0 22 (fo 45) cordless phone 4dfa-931a-10 931.0 1.0 3.0 1.0 2.0 22 (fo 45) cordless phone 4dfa-915e-10 915.0 13.0 2.2 1.0 2.0 18 (fo 77.5) spread spectrum 4dfa-1227b-10 1227.0 5.0 2.0 0.8 2.0 7, 30 (fo 35, 140) gps 12.5 5 9.6 7 gnd gnd gnd 1 7 1 out in 1.5 * 12.5 max. type 4dfa: smd 2 pole designs attenuation at 1540.4mhz 11.3db at 1610.4mhz 8.9db at 1435.4mhz 44.2db at 1715.4mhz 33.9db type 4dfa (2 pole smd type) frequency range: 800~2500mhz temperature range: ? 40c~ + 85c measurement values: 4dfa-1575b-10 characteristics ? qa selection guide for standard devices f? ? j * t : 3? ? ? ? 3? o??? 7 4 8 3 ? r s ;? 4dfa-836e-10 836.5 12.5 2.0 1.0 2.0 18 (fo 77.5) amps 4DFA-881E-10 881.5 12.5 2.0 1.0 2.0 18 (fo 77.5) amps 4dfa-964e-10 964.0 12.5 2.0 1.0 2.0 18 (fo 77.5) amps 4dfa-902e-10 902.5 12.5 2.0 1.0 2.0 18 (fo 77.5) nmt/gsm 4dfa-947e-10 947.5 12.5 2.0 1.0 2.0 18 (fo 77.5) nmt/gsm toko part number center frequency (mhz) insertion loss (db) max. ripple in bw (db) max. v.s.w.r. in bw max. application bandwidth (fo mhz) selectivity (db) min. (mhz) the part numbers shown in the table below are standard devices, which are readily available. toko will design and manufacture modified and custom devices with specific characteristics to meet your requirements. if you do not find the device for your application in this catalog, please contact our sales or representative office. <gw t?b a ? j?xz a j ?pb{ 5 0 , 0xzsl7w]alt?d ?-z a ^mh`?bwpzsl7w; mt &b??7u_ p?sm ?xz pt? t? hx eg 3t]wxi^m{ * : depends on center frequency. * : ?^x * t :t? `?b{ passband insertion loss 1.42db passband ripple 0.12db passband v.s.w.r. 1.13 4dfa-1227b-11 1227.0 5.0 1.2: 0.7 typ. 0.5 2.0 15, 20 (fo + 140, ? 140) gps 4dfa-1575b-10 1575.4 5.0 2.0: 1.4 typ. 0.8 2.0 7, 30 (fo 35, 140) gps 4dfa-1575b-12 1575.4 5.0 1.2: 0.7 typ. 0.5 2.0 17, 20 (fo + 140, ? 140) gps 4dfa-1575b-14 1575.4 5.0 2.5: 1.8 typ. 0.8 2.0 17 (fo 50) gps 4dfa-1550l-10 1550.0 30.0 1.2: 0.7 typ. 0.7 2.0 12, 16 (fo + 150, ? 150) mcss 4dfa-1890d-10 1890.0 10.0 2.0 1.0 2.0 20 (fo 89) dect 4dfa-1903c-10 1903.0 8.0 2.7 1.0 2.0 15, 27 (fo 50, 100) jdct 4dfa-2442p-10 2442.0 40.0 2.5 1.0 2.0 15 (fo 250) spread spectrum 4dfa-2500a-10 2500.0 2.0 3.0 1.0 2.0 18, 25 (fo 60, 90) vics 4dfa-1575b-10 center frequency: 1,575.4mhz y y span: 300mhz attenuation (db) return loss (db) 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 attenuation return loss (unit: mm) tolerance: 0.5 ? z???e???? * o q v u 0 v u q v u j n q f e b o d f 1 3 & $ " 6 5 * 0 / 4 " / % 3 & $ 0 . . & / % & % 4 0 - % & 3 * / ( $ 0 / % * 5 * 0 / 4 ' 0 3 6 4 * / ( % * & - & $ 5 3 * $ ' * - 5 & 3 4 4 6 3 ' " $ & . 0 6 / 5 5 : 1 & ? ? nz ? .????]?; w ??~ * ?x?i ?z e 1. reflow solder conditions ?solderability when flux-mounted terminals are immersed in solder at following conditions, at least 95% of the surface should be covered by solder. conditins leaded process : 2305c for 30.5 seconds lead free process : 2605c for 30.5 seconds ?solder heat resistance no abnomalities under solder conditions of leaded process : 2305c for 5 seconds lead free process : 2605c for 5 seconds 2. rinsing after soldering, you should rinsing away the excess flux. any commercially available rinsing agent may be used. 3. other precautions perform soldering at as low a temperature as possible and for as short a time as possible. make sure that the silver electrode of resonators is not covered by solder. avoid applying external forces to terminals such as by bending or cutting them. 4. iron soldering perform iron soldering with iron at following conditions. conditins leaded process : 3505c for 5s. max. lead free process : 3905c for 5s. max. ??x?i e ~ x?i ?z q ???? ?z`h z? ???<w epx?i t ?` ?? w? uux?ip ????\q{ e ?yyyy ? ?wx?i t ? ? ??? ?yy ? ?wx?i t ? ? ~ x?i 1 ? q ?<wx?i ?z ep? wsm\q{ ?yyyy ? ?z ??? ?yy ?j ? x?i ?z?w????w ? ?`o<^m{ ? q`o ` $t?;^?om? ?ow ? u ?;pv?b{ fw y?? x?i ?zx?? ?m9 sp yp?lo<^m{ ? +w ??tx?iu ? `sm?ot`o<^ m{ z??a[h?z ~ ?b?srz z? ? t???c q?\qx ?zo<^m{ \ox?i ?yyyy\o ?9 s ??<zc ? ? oz s ??? ?yy\o ?9 s ? ?zc ? ? oz s temperature profile (land seface temperature) 9 s???? ( ??? ? ?9 s ) * 1 * 2 * 3 * 4 ? 230 150 180 190 210 ? 260 150 180 220 240 * 1 * 2 * 3 * 4 for lead free process for leaded process pre-heat conditions ' ? ? * 1 150 ? 160 ?y 60s. max. * 1 150 ? 160 ?y 60 ? o reflow conditions ?? ? * 2 160 ? min. y 45s. max. * 2 160 ?? y 45 ? o * 3 200 ? min. y 30s. max. * 3 200 ?? y 30 ? o * 4 230 5 ?y 5s. max. * 4 230 5 ?y 5 ? o pre-heat conditions ' ? ? * 1 150 ? 180 ?y 120s. max. * 1 150 ? 180 ?y 120 ? o reflow conditions ?? ? * 2 180 ? min. y 150s. max. * 2 180 ?? y 150 ? o * 3 230 ? min. y 40s. max. * 3 230 ?? y 40 ? o * 4 260 5 ?y 5s. max. * 4 260 5 ?y 5 ? o |
Price & Availability of 4DFA-881E-10
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