thin film on silicon 2cfb t-filter features lead free rohs compliant* 8 t-filters with common ground stable thin-film-on-silicon technology ultra-miniature packages to jedec standards applications bidirectional emi/rfi filtering on bus lines high frequency applications ideal for space-constrained applications general information t-filters are typically used for bid irectional filtering of emi and rfi on high speed data lines connecting computer with peripheral. these silicon-based, tantalum-nitride resistors and capacitors feature excellent stability, temperature coefficients and tracking performance. this product series conforms to jedec standards. package schematic 20 14 13 12 11 19 18 17 16 15 178910 23456 electrical characteristics symbol minimum nominal maximum unit resistance range r 10 100 ? resistor tolerance ?0 % ? power rating per resistor @ 70 ? 0.1 watt capacitor range c 15 250 pf capacitor tolerance ?0 % pf capacitor breakdown voltage 25 35 v operating voltage 50 v environmental characteristics esd 2 k v operating temperature t j -55 +125 ? storage temperature t stg -65 +150 ? power rating per package @ 70 ? 1.0 watt electrical & environmental characteristics filter response 0 attenuation - db -2 -4 -6 -8 -10 -12 -14 -16 -18 -20 0.0001 0.001 0.01 frequency - mhz 0.1 1 10 100 2cfb-250/201m-q20t 2cfb-470/330m-q20t specifications are subject to change without notice. customers should verify actual device performance in their specific applications. *rohs compliant *rohs directive 2002/95/ec jan 27 2003 including annex obsolete
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. thin film on silicon 2cfb t-filter a .635 (.025) typ. 3.81 - 3.99 (.150 - .157) pin 1 .21 - .31 (.008 - .012) 1.35 - 1.75 (.053 - .069) .10 - .25 (.004 - .010) 0-8 .19 - .25 (.007 - .010) .41 - 1.27 (.016 - .050) 5.80 - 6.20 (.228 - .244) model a 2qsp20 8.56 - 8.74 (.337 - .344) governing dimensions are in mm. dimensions in parentheses are in inches and are approximate. jedec reference number mo-137. mechanical characteristics qsop package dimensions qsop package power temperature derating curve watts ambient temperature ( c ) 1.0 1.25 .75 .50 .25 2qsp20 0 50 75 100 125 150 25 typical part marking r1 c1 cap. part number part number value value bv (tape & reel) (tubes) (ohms) (pf) (typ.) 25 200 25 2cfb-250/201m-q20r 2cfb-250/201m-q20t 47 33 25 2cfb-470/330m-q20r 2cfb-470/330m-q20t 100 100 25 2cfb-101/101m-q20r 2cfb-101/101m-q20t standard rc values represents total content. layout may vary. package style pin count 470330m cfb20q yyww product function resistance code/ capacitance code grade date code manufacturer's trademark pin 1 indicator (molded indent) obsolete
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. thin film on silicon 2cfb t-filter dispensing for large quantities, the product will be dispensed in tape and reel (see diagram below). no. of pieces no. of pieces package a 0 b 0 k 0 width pitch per 13 reel per tube qsop 20 pin 6.5 (0.256) 9.0 (0.354) 2.1 (0.083) 16 (0.630) 8 (0.315) 3,500 56 04/07 a 0 b 0 k 0 dimensions = mm (inches) how to order 2 cfb-250/201 m-q 20 t lf product class thin-film-on-silicon product function cfb = t-filter resistance value code 1st two digits are significant, 3rd digit = number of zeros to follow to give resistance value in ohms. capacitance code 1st two digits are significant, 3rd digit = number of zeros to follow to give capacitor value in pf. standard grade r t ol. c t ol. m = ?0 % ?0 % standard package style q = qsop pin count q = 20 dispensing r = reel t = tube terminations lf = 100 % sn (lead free) asia-pacific: tel: +886-2 2562-4117 ?fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 ?fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 ?fax: +1-951 781-5700 www.bourns.com obsolete
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