filename: tfs 245b.doc version 1.3 21.07.2004 vi telefilter filter specification tfs 245b 1/5 tele filter gmbh potsdamer stra?e 18 d 14 513 teltow / germany tel: (+49) 3328 4784-0 / fax: (+49) 3328 4784-30 e-mail: tft@telefilter.com vi telefilter reserves the right to make changes to the produc t(s) and/or information contained herein without notice. no liab ility is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or infor mation. measurement condition ambient temperature: 23 c input power level: 0 dbm terminating impedance *) for input: 955 ? // -5,8 pf for output: 900 ? // -6,3 pf characteristics remark: the nominal frequency f n is fixed at 245,952. the insertion loss a e is defined as loss value determined at f n. reference level for the relative attenuation a rel of the tfs 245b is the insertion loss a e . the centre frequency f c is the arithmetic mean val ue of the upper and lower frequenc ies at the 3 db filter attenuation level relative to the insertion loss a e . all specified data are met within the operating temperature range. d a t a typ. value tolerance / limit insertion loss a e 5,6 db max. 8 db nominal frequency f n - 245,952 mhz passband - f n 250 khz pass band ripple 0,4 db max. 1 db bandwidth bw 3 db 850 khz absolute attenuation a abs f n 0,95 mhz ... f n 2,50 mhz 30 db min. 27 db f n 2,50 mhz ... f n 12,50 mhz 40 db min. 32 db f n 12,50 mhz ... f n 50,00 mhz 56 db min. 50 db group delay ripple within pb 170 ns max. 300 ns return loss within pb 16 db min. 12 db operating temperature range otr - - 25 c ...+ 75 c storage temperature range - - 40 c ... + 85 c turn over temperature 22 c - temperature coefficient of frequency tc f ** -0,04 ppm/k 2 - *)the terminating impedances depend on parasit ics and q-values of matching elements and the board used, and are to be understoo d as reference values only. should there be additional ques tions do not hesitate to ask for an application note or contact ou r design team. **) ? f c (hz) = tc f (ppm/k) x (t - t o ) x f cat (mhz). generated: checked / approved:
filename: tfs 245b.doc version 1.3 21.07.2004 vi telefilter filter specification tfs 245b 2/5 tele filter gmbh potsdamer stra?e 18 d 14 513 teltow / germany tel: (+49) 3328 4784-0 / fax: (+49) 3328 4784-30 e-mail: tft@telefilter.com vi telefilter reserves the right to make changes to the produc t(s) and/or information contained herein without notice. no liab ility is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or infor mation. filter characteristic construction and pin connection (all dimensions in mm) 50 ohm test circuit c1 l1 l2 c2 4 1, 2, 3, 6, 7, 8 10 9 5 s 245b s30 1 ground 2 ground 3 ground 4 output 5 output rf return 6 ground 7 ground 8 ground 9 input 10 input rf return date code: year + week s 2004 t 2005 u 2006 ... 227 230.8 234.6 238.4 242.2 246 249.8 253.6 257.4 261.2 265 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 frequency in mhz magnitude in db 245.5 245.6 245.7 245.8 245.9 246 246.1 246.2 246.3 246.4 246.5 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 frequency in mhz magnitude in db 245.5 245.6 245.7 245.8 245.9 246 246.1 246.2 246.3 246.4 246.5 0.71 0.95 1.19 1.43 1.67 1.91 2.15 2.39 2.63 2.87 3.11 frequency in mhz delay in s
filename: tfs 245b.doc version 1.3 21.07.2004 vi telefilter filter specification tfs 245b 3/5 tele filter gmbh potsdamer stra?e 18 d 14 513 teltow / germany tel: (+49) 3328 4784-0 / fax: (+49) 3328 4784-30 e-mail: tft@telefilter.com vi telefilter reserves the right to make changes to the produc t(s) and/or information contained herein without notice. no liab ility is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or infor mation. stability characteristics after the following tests the filter shall meet the whole specification: 1. shock: 500g, 18 ms, half sine wave, 3 shocks each plane; din iec 68 t2 - 27 2. vibration: 10 hz to 500 hz, 0,35 mm or 5 g respecti vely, 1 octave per min, 10 cycles per plan, 3 plans; din iec 68 t2 - 6 3. change of temperature: -55 c to 125c / 30 min. each / 10 cycles din iec 68 part 2 ? 14 test n 4. resistance to solder heat (reflow): reflow possible: twice max.; for temperature conditions refer to the attac hed "air reflow temperature conditions" on page 4; packing tape & reel: iec 286 ? 3, with exeption of value for n and minimum bending radius; tape type ii, embossed carrier tape with top cover tape on the upper side; max. pieces of filters peer reel: 3000 reel of empty components at start: min. 300 mm reel of empty components at start including leader: min. 500 mm trailer: min. 300 mm g do w ct f e g d1 p2 p1 po bo ao pull off direc tion pin m a rke r t yp da te c od e ko t a c n w 1 w 2 the minimum bending radius is 45 mm. tape (all dimensions in mm) w : 16,00 0,3 po : 4,00 0,1 do : 1,50 +0,1/-0 e : 1,75 0,1 f : 7,50 0,1 g(min) : 0,60 p2 : 2,00 0,1 p1 : 8,00 0,1 d1(min) : 1,50 a o : 5,50 0,1 bo : 7,50 0,1 ct : 13,5 0,1 reel (all dimensions in mm) a : 330 w1 : 16,4 +2/-0 w2(max) : 22,4 n(min) : 50 c : 13,0 +0,5/-0,2
filename: tfs 245b.doc version 1.3 21.07.2004 vi telefilter filter specification tfs 245b 4/5 tele filter gmbh potsdamer stra?e 18 d 14 513 teltow / germany tel: (+49) 3328 4784-0 / fax: (+49) 3328 4784-30 e-mail: tft@telefilter.com vi telefilter reserves the right to make changes to the produc t(s) and/or information contained herein without notice. no liab ility is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or infor mation. air reflow temperature conditions 1st and 2nd air reflow profile name: pre-heating periods main-heat ing periods peak temperature temperature: 150 c - 170 c over 200 c 255 c 5 c time: 60 sec. - 90 sec. 20 sec. - 25 sec. chip-mount air reflow profile time / sec. temperature / c 0 20 40 60 80 100 120 140 160 180 200 220 240 260 0 20 40 60 80 100 120 140 160 180 200 220 240 table for temperature vs. time during the air reflow process tolerance of temperatures: 5 c time / sec. temperature / c time / sec. temperature / c 0 23 140 160 10 34 150 161 20 46 160 164 30 60 170 170 40 80 180 180 50 103 190 205 60 121 195 230 70 134 200 255 80 143 205 230 90 150 210 205 100 154 215 180 110 156 220 165 120 158 230 140 130 159 240 120
filename: tfs 245b.doc version 1.3 21.07.2004 vi telefilter filter specification tfs 245b 5/5 tele filter gmbh potsdamer stra?e 18 d 14 513 teltow / germany tel: (+49) 3328 4784-0 / fax: (+49) 3328 4784-30 e-mail: tft@telefilter.com vi telefilter reserves the right to make changes to the produc t(s) and/or information contained herein without notice. no liab ility is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or infor mation. history version reason of changes name date 1.0 - generation of development s pecification m.springfeldt 01.06.2004 1.1 - change 3 db bandwidth from limit value to typical value dr. wall 11.06.2004 1.2 - terminating impedance, matching conf iguration, filter characteristic and typical values added pfeiffer 16.07.2004 - limit of group delay ripple changed to 300nm 1.3 - change frequency for absolute attenuation from 0.9 mhz to 0.95 mhz springfeldt 21.07.2004
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