csr/csrn series thick film current sensing resistors stackpole electronics, inc. resistive product solutions rev date: 06/21/2010 37 www.seielect.com this specification may be changed at any time without prior notice marketing@seielect.com please confirm technical specificatio ns before you order and/or use. test test specification typical moisture resistance 0.5% 0.5% load life 0.5% 0.5% leach resistance 90 seconds minimum > 90 seconds resistance to soldering heat 0.5% 0.25% solderability minimum 95% coverage 95% temperature cycling 0.5% 0.5% thermal shock 0.5% 0.5% short time overload 0.5% 0.5% insulation resistance 1m? minimum 1m ? 1% 2%, 5% csr 1/8s 0402 0.125w 200v 200 ppm/oc 0.051 - 1 0.051 - 1 csr 1/8 0603 0.125w 200v 300 ppm/oc 0.021 - 1 0.021 - 1 csr 1/4 0805 0.250w 200v 200 ppm/oc 0.01 - 1 0.021 - 1 csr 1/2 1206 0.500w 200v 100 ppm/oc (1) 0.01 - 1 0.01 - 1 csrn 1s 0815 1.000w 200v 300 ppm/oc 150 ppm/oc 0.01 - 0.019 0.02 - 0.5 0.01 - 0.019 0.02 - 0.5 csrn 1 2010 1.000w 200v 250 ppm/oc 0.01 - 1 0.01 - 1 csrn 2 2512 2.000w 200v 200 ppm/oc 0.01 - 1 0.01 - 1 csr 3 1225 3.000w 200v 200 ppm/oc 100 ppm/oc 0.003 - 0.02 0.021 - 10 0.003 - 0.02 0.021 - 10 (1) contact factory for tcr below 50mohm resistance temperature coefficient ohmic range ( ? ) and tolerance power rating (watts) @ 70oc type / code package type dielectric withstanding voltage nominal resistance tolerance 0.01 1% type description code wattage size tolerance sei types pkg qty description code csr standard 1/8s 0.125w 0402 1% 1/8s 10,000 csrn narrow terminations 1/8 0.125w 0603 2% 1/8, 1/4, 1/2 5,000 1/4 0.250w 0805 5% 1, 2 4,000 1/2 0.500w 1206 1s, 3 2,000 1s 1.000w 0815 1 1.000w 2010 2 2.000w 2512 3 3.000w 1225 7" reel r packaging csr 1/2 r sei type code features: electrical specifications performance characteristics operating temperature range: -55oc to +155oc how to order ? 0402 to 2512 & 1225 sizes available ? power ratings to 3w ? low inductance ? less than 0.2nh typically ? rohs compliant ? non-standard resistance values available ? 2010 and 2512 sizes available with narrow terminations (csrn)
csr/csrn series thick film current sensing resistors stackpole electronics, inc. resistive product solutions rev date: 06/21/2010 38 www.seielect.com this specification may be changed at any time without prior notice marketing@seielect.com please confirm technical specificatio ns before you order and/or use. lwd total length total width pad depth 0.05 0.03 0.02 inches 1.30 0.80 0.40 mm 0.08 0.04 0.03 inches 2.10 1.10 0.70 mm 0.11 0.06 0.04 inches 2.70 1.40 1.00 mm 0.16 0.07 0.06 inches 4.00 1.80 1.40 mm 0.15 0.18 0.06 inches 3.80 4.50 1.50 mm 0.25 0.14 0.06 inches 6.40 3.60 1.40 mm 0.31 0.15 0.10 inches 8.00 3.75 2.50 mm 0.20 0.30 0.08 inches 5.08 7.60 2.00 mm csr3 (1225) 4 terminal bottom units csr 1/2 csrn 1s csrn 1 type / code csr 1/8 s csr 1/8 csr 1/4 csrn 2 csr 3 lwh a b body length body width body height top termination bottom termination 0.039 0.002 0.020 0.002 0.013 0.004 0.010 0.004 0.008 0.004 inches 1.000 0.050 0.500 0.050 0.320 0.100 0.250 0.100 0.200 0.100 mm 0.063 0.004 0.032 0.004 0.018 0.004 0.012 0.008 0.012 0.008 inches 1.600 0.100 0.800 0.100 0.450 0.100 0.300 0.200 0.300 0.200 mm 0.079 0.006 0.049 0.006 0.022 0.004 0.012 0.008 0.016 0.010 inches 2.000 0.150 1.250 0.150 0.550 0.100 0.300 0.200 0.400 0.250 mm 0.120 0.006 0.061 0.006 0.022 0.004 0.020 0.012 0.016 0.010 inches 3.050 0.150 1.550 0.150 0.550 0.100 0.500 0.300 0.400 0.250 mm 0.079 0.008 0.148 0.008 0.024 0.004 0.016 0.008 0.016 0.008 inches 2.000 0.200 3.750 0.200 0.600 0.100 0.400 0.200 0.400 0.200 mm 0.197 0.008 0.097 0.006 0.024 0.006 0.024 0.012 0.020 0.010 inches 5.000 0.200 2.450 0.150 0.600 0.150 0.600 0.300 0.508 0.250 mm 0.250 0.008 0.124 0.006 0.029 0.004 0.024 0.012 0.022 0.010 inches 6.350 0.200 3.150 0.150 0.740 0.100 0.600 0.300 0.550 0.250 mm 0.250 0.008 0.124 0.006 0.029 0.004 0.024 0.012 0.083 0.004 inches 6.350 0.200 3.150 0.150 0.740 0.100 0.600 0.300 2.100 0.100 mm 0.122 0.006 0.248 0.006 0.035 0.006 0.024 0.012 0.022 0.010 inches 3.100 0.150 6.300 0.150 0.900 0.150 0.600 0.300 0.550 0.250 mm type / code units csr 1/8 s csr 1/8 csrn 2 (10-99 milliohm) csr 3 csrn 2 (100-1000 milliohm) csr 1/4 csr 1/2 csrn 1s csrn 1 mechanical specifications solder pad dimensions
rev date: 06/21/2010 39 www.seielect.com this specification may be changed at any time without prior notice marketing@seielect.com please confirm technical specificatio ns before you order and/or use. csr/csrn series thick film current sensing resistors stackpole electronics, inc. resistive product solutions ambient temperature (oc) 90 120 150 180 25 0 30 60 power derating curve 100 75 50 percent rated power (%) power derating curve chart:
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