thin film on silicon 2qsp / 2nbs -xx1 isolated resistors specifications are subject to change without notice. customers should verify actual device performance in their specific applications. features lead free rohs compliant* multiple isolated resistors stable thin-film-on-silicon technology ultra-miniature packages to jedec standards applications series bus resistance pull-up/pull-down ideal for space-constrained applications general information isolated resistor networks are commonly used in digital circuits where series resistors are required on the system bus. fabricated with tantalum nitride and nickel chromium technology on silicon, these resistors feature excellent stability, tcr and tracking performance. this product series is available in a range of miniature package types conforming to jedec standards. package schematic 1 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 electrical characteristics symbol minimum nominal maximum unit resistance range r 10 100 k ? tolerance: absolute ?.5 % ? % ? ratio ?.1 % ? % ? tcr: absolute 100 150 ppm/? tracking 25 ppm/? 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 resistor @ 70 ? 0.1 watt power rating per package @ 70 ?: qsop: 16 pin 0.75 watt 20, 24 pin 1.00 watt 28 pin 1.12 watt nbsoic: 8 pin 0.60 watt 14, 16 pin 1.00 watt electrical & environmental characteristics *rohs compliant *rohs directive 2002/95/ec jan 27, 2003 including annex models 2qsp-xx1 and 2nbs-xx1 are obsolete and not recommended for new designs. obsolete
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. thin film on silicon 2qsp / 2nbs -xx1 isolated resistors 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) 3.81 - 3.99 (.150 - .157) a 1.27 (.050) typ. pin 1 0.36 - 0.46 (.014 - .018) 1.35 - 1.75 (.053 - .069) .10 - .25 (.004 - .010) 0-8 .19 - .25 (.007 - .010) 5.80 - 6.20 (.228 - .244) .41 - 1.27 (.016 - .050) model a 2qsp16 4.80 - 4.98 (.189 - .196) 2qsp20 8.56 - 8.74 (.337 - .344) 2qsp24 8.56 - 8.74 (.337 - .344) 2qsp28 9.80 - 9.98 (.386 - .393) governing dimensions are in mm. dimensions in parentheses are in inches and are approximate. jedec reference number mo-137. model a 2nbs08 4.80 - 4.98 (.189 - .196) 2nbs14 8.56 - 8.74 (.337 - .344) 2nbs16 9.80 - 9.98 (.386 - .393) governing dimensions are in mm. dimensions in parentheses are in inches and are approximate. jedec reference number ms-012. mechanical characteristics qsop package dimensions narrow-body soic package dimensions obsolete
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. watts ambient temperature ( c ) 1.0 1.25 .75 .50 .25 2qsp16 2qsp20, 2qsp24 2qsp28 0 50 75 100 125 150 25 watts ambient temperature ( c ) 1.0 .8 .6 .4 .2 0 75 100 125 150 25 50 2nbs14, 2nbs16 2nbs08 thin film on silicon 2qsp / 2nbs -xx1 isolated resistors qsop package power temperature derating curve schematic narrow-body soic package power temperature derating curve standard resistance values resistance resistance (ohms) code 10 100 22 220 33 330 39 390 47 470 51 510 68 680 120 121 220 221 270 271 330 331 470 471 510 511 680 681 1 k 102 2.2 k 222 4.7 k 472 5 k 502 8.2 k 822 10 k 103 18 k 183 20 k 203 47 k 473 50 k 503 100 k 104 typical part marking represents total content. layout may vary. grade pin count 1-102 qsp16j yyww model circuit resistance code date code manufacturer's trademark pin 1 indicator (molded indent) r 1 r 2 r 3 r 4 r 6 r 7 r 10 r 12 r 14 8 pin 14 pin 16 pin 20 pin 24 pin 28 pin r 5 r 8 r 9 r 11 r 13 obsolete
specifications are subject to change without notice. customers should verify actual device performance in their specific applications. thin film on silicon 2qsp / 2nbs -xx1 isolated resistors 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 16 pin 6.4 (0.252) 5.2 (0.205) 2.1 (0.083) 12 (0.472) 8 (0.315) 3,500 98 20, 24 pin 6.5 (0.256) 9.0 (0.354) 2.1 (0.083) 16 (0.630) 8 (0.315) 3,500 56 28 pin 6.5 (0.256) 10.3 (0.406) 2.1 (0.083) 16 (0.630) 8 (0.315) 3,500 49 nbsoic 8 pin 6.4 (0.252) 9.0 (0.354) 2.1 (0.083) 12 (0.472) 8 (0.315) 3,500 98 14 pin 6.5 (0.256) 9.0 (0.354) 2.1 (0.083) 16 (0.630) 8 (0.315) 3,500 56 16 pin 6.5 (0.256) 9.0 (0.354) 2.1 (0.083) 16 (0.630) 8 (0.315) 3,500 49 how to order 2 qsp 16 - t j 1 - 472 lf product class thin-film-on-silicon standard package style qsp = qsop nbs = narrow-body soic pin count qsp = 16, 20, 24, 28 nbs = 8, 14, 16 dispensing r = reel t = tube standard grade t olerance j = ? % g = ? % f = ? % circuit 1 = isolated resistance value code 1st two digits are significant, 3rd digit = number of zeros to follow to give resistance value in ohms. 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 11/10 a 0 b 0 k 0 dimensions = mm (inches) obsolete
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