rev date: 5/26/2009 www.seielect.com 1 marketing@seielect.com css / cssh series ultra precision current sensing chip resistors stackpole electronics, inc. resistive product solutions features: 9 high power metal alloy current sense resistor 9 very low inductance (0.5nh to 5nh) 9 high temperature performance: up to 275 c 9 excellent frequency response 9 low thermal emf (<1v/c) 9 proprietary processing technique produces extremely low resistance values 9 rohs com p liant / lead-free 0.5% 1%, 5% 50 ppm/oc - 0.002? - 0.004 ? 25 ppm/oc 0.007 ? - 0.05 ? 0.005? - 0.015 ? 15 ppm/oc - 0.016 ? - 0.05 ? 50 ppm/oc - 0.0005 ? - 0.003 ? 25 ppm/oc 0.003 ? - 0.0069 ? 0.004 ? - 0.0069 ? 15 ppm/oc 0.007? - 0.1 ? 0.007? - 0.1 ? 50 ppm/oc - 0.0005 ? - 0.003 ? 25 ppm/oc - 0.004 ? - 0.0069 ? 15 ppm/oc 0.007? - 0.075 ? 0.007? - 0.075 ? 50 ppm/oc 0.0005 ? - 0.002 ? 0.0005 ? - 0.002 ? 25 ppm/oc 0.003 ? - 0.01 ? 0.003 ? - 0.01 ? 50 ppm/oc - 0.00025 ? - 0.0009 ? 25 ppm/oc - 0.001? - 0.003 ? 25 ppm/oc 0.004 ? - 0.007 ? 0.004? - 0.007 ? 15 ppm/oc 0.008? - 0.1 ? 0.008? - 0.1 ? 25 ppm/oc 0.004 ? - 0.007 ? 0.004? - 0.007 ? 15 ppm/oc 0.008 ? - 0.05 ? 0.008 ? - 0.05 ? cssh 2728 2512 3w css 2725 2725 4w 2w css 2728 3w 2728 2728 css 2512 2512 4w cssh 2512 resistance temperature coefficient ohmic range and tolerance power rating (watts) @ 70oc type / code package type css 1206 1206 0.5w 1w css 2010 2010 electrical specifications nominal resistance tolerance 0.003 1% t yp e descri p tion code watta g e size tolerance sei t yp es pk g qt y descri p tion code css metal alloy 1206 0.5w 1206 0.5% all 2,000 7" - embossed plastic r cssh high power 2010 1w 2010 1%, 5% all 1,000 7" - embossed plastic i 2512 2w 2512 (h) 2512 3w 2512 2725 4w 2725 2728 3w 2728 (h) 2728 4w 2728 packaging css 2725 r sei type code how to order
rev date: 5/26/2009 www.seielect.com 2 marketing@seielect.com css / cssh series ultra precision current sensing chip resistors stackpole electronics, inc. resistive product solutions lwh a b body length body width body height top termination bottom termination css 1206 3.15 0.254 1.60 0.254 0.750 0.254 0.50 0.254 0.50 0.254 mm css 2010 ( 3m ? ) 5.10 0.254 2.54 0.254 0.800 0.254 0.80 0.254 0.80 0.254 mm css 2512 ( 4m ? ) 6.25 0.254 3.30 0.254 0.800 0.254 1.88 0.254 1.88 0.254 mm css 2512 ( 5m ? ) 6.25 0.254 3.30 0.254 0.800 0.254 1.13 0.254 1.13 0.254 mm cssh 2512 ( 1.5m ? ) 6.25 0.254 3.30 0.254 0.800 0.254 1.88 0.254 1.88 0.254 mm cssh 2512 ( 2m ? ) 6.25 0.254 3.30 0.254 0.800 0.254 1.13 0.254 1.13 0.254 mm css 2725 (0.25m ? ) 6.80 0.254 6.70 0.254 1.000 0.254 2.15 0.254 2.15 0.254 mm css 2725 (1m ? ) 6.80 0.254 6.70 0.254 1.010 0.254 2.15 0.254 2.15 0.254 mm css 2725 (1.5m ? ) 6.80 0.254 6.70 0.254 1.000 0.254 2.15 0.254 2.15 0.254 mm css 2725 (2m ? ) 6.80 0.254 6.70 0.254 0.900 0.254 1.80 0.254 1.80 0.254 mm css 2725 (2.5m ? ) 6.80 0.254 6.70 0.254 0.900 0.254 1.65 0.254 1.65 0.254 mm css 2725 (3m ? ) 6.80 0.254 6.70 0.254 0.900 0.254 1.30 0.254 1.30 0.254 mm css 2728 7.20 0.254 6.70 0.254 1.000 0.254 1.15 0.254 1.15 0.254 mm cssh 2728 7.20 0.254 6.70 0.254 1.000 0.254 1.15 0.254 1.15 0.254 mm type / code units mechanical specifications test test method test specification typical mil-std-502f-method 108a rcwv at 70c; 1.5hrs on; 0.5hrs off total 1024 24hrs mil-std-202f-method 210e 260 5c for 10 1sec mil-std-202f-method 208h 245 5c for 2 0.5sec mil-std-202f-method 107g -55c to 150c, 100 cycles jis-c-5202-5.5 5x rated power for 5 sec jis-c-5202-7.4 -55c: 30 min. 25c: 2 to 3 min. 155c: 30min. 25c: 2 to 3 min. moisture resistance mil- std-202f-method 106g 0.5% 0.5% mil-std-202f-method 302 apply 100vdc for 1 minute leach resistance - 90 seconds minimum 90 seconds operating temperature range: -65 c to +275c load life 0.5% 0.5% resistance to soldering heat 0.5% 0.25% solderability minimum 95% coverage > 95% thermal shock 0.5% 0.5% short time overload 0.5% 0.5% temperature cycling 0.5% 0.5% insulation resistance 1m ? minimum 1m ? performance characteristics
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