features n eb welded metal strip n very high power n excellent long term stability n low resistance, low tcr n low thermal emf n rohs compliant* applications n current sensing n voltage division n battery management systems n power modules n frequency converters n industrial model css2h-2512 series current sense resistor *rohs directive 2002/95/ec jan. 27, 2003 including annex and rohs recast 2011/65/eu june 8, 2011. specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications. electrical characteristics * terminal temperature characteristic model css2h-2512 series resistance range / power rating @70 c* / power rating @130 c* css2h-2512r-l500x 0.5 mw / 6 w / 3 w css2h-2512r-1l00x 1.0 mw / 5 w / 3 w css2h-2512k-2l00x 2.0 mw / 5 w / 3 w css2h-2512k-3l00x 3.0 mw / 4 w / 2 w operating temperature range -55 to +170 c tcr - resistive alloy +50 ppm/c (20~60 c) resistance tolerance 1 %, 5 % environmental characteristics characteristic test condition dr max. thermal shock -55 to +150 c / 100 cycles 0.50 % resistance to soldering heat +260 c / 10 seconds 0.50 % high temperature exposure +170 c / 100 hours 1.00 % low temperature storage -65 c / 24 hours 0.10 % biased humidity test +85 c, 85 %r.h., 100 hours 0.50 % moisture resistance 10 days with cold shock, no load 0.20 % mechanical shock 100 g, 6 ms half sine 0.20 % vibration, high frequency 20 g, 10-2000 hz 0.20 % load life 1000 hours derated curve at 130 c 1.00 % product dimensions part number dimension y css2h-2512r-l500x 0.84 0.1 (0.033 0.004) css2h-2512r-1l00x 0.42 0.1 (0.016 0.004) css2h-2512k-2l00x css2h-2512k-3l00x dimensions: mm (inches) 6.35 0.15 (0.250 0.005) 3.05 0.20 (0.120 0.007) trimming area base material copper alloy c10200 0.35 0.20 (0.014 0.007) resistive material y 3.00 +0.20/-0.30 (0.118 +0.007/-0.011) 1.14 +0.20/-0.50 (0.045 +0.007/-0.019) 3.40 (0.13) 1.80 (0.07) 7.00 (0.28) sense terminals solder pads i a i b typical part marking 1.0 1530 resistance value in milliohms manufacturer?s trademark date code: yyww how to order css 2h - 2512 r - l500 j model no. of terminals & style size material type (see part number table) resistance code (milliohms) l represents decimal point (examples: l500 = .500 milliohms; 1l00 = 1.00 milliohms) resistance tolerance f = 1 % j = 5 % *rohs compliant lead free *rohs compliant versions available lead free versions are rohs compliant* 1 5 4 9 1 5 4 9 .5 .5
specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications. model css2h-2512 series current sense resistor power derating curves 0 02 04 08 0 100 120 140 180 0.2 0.4 power derating (w) terminal temperature (c) 0.8 1.2 1.0 0.6 60 70 c 160 0 02 04 08 0 100 120 140 180 0.2 0.4 power derating (w) terminal temperature (c) 0.8 1.2 1.0 0.6 60 130 c 160 0 02 04 08 0 100 120 140 180 0.2 0.4 power derating (w) terminal temperature (c) 0.8 1.2 1.0 0.6 60 70 c 160 0 02 04 08 0 100 120 140 180 0.2 0.4 power derating (w) terminal temperature (c) 0.8 1.2 1.0 0.6 60 130 c 160 @70 c @130 c recommended pad layout 6.35 0.15 (0.250 0.005) 3.05 0.20 (0.120 0.007) trimming area base material copper alloy c10200 0.35 0.20 (0.014 0.007) resistive material y 3.00 +0.20/-0.30 (0.118 +0.007/-0.011) 1.14 +0.20/-0.50 (0.045 +0.007/-0.019) 3.40 (0.13) 1.80 (0.07) 7.00 (0.28) sense terminals solder pads i a i b dimensions: mm (inches) packaging specifcations components packaged per eia-481. reel size: 13 inches tape width: 12 mm quantity: 3,000 pcs. per reel dimensions: mm (inches) 04/16 asia-pacifc: tel: +886-2 2562-4117 email: asiacus@bourns.com europe: tel: +36 88 520 390 email: eurocus@bourns.com the americas: tel: +1-951 781-5500 email: americus@bourns.com www.bourns.com component orientation top cover tape trimming position 1. 0 1530 1. 0 1530 1. 0 1530 0.15 (0.006) 0.13 (0.005) matte finish embossed carrier
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