rev date: 01/11/2013 1 www.seielect.com this specification may be changed at any time without prior notice marketing@seielect.com please confirm technical specifications before you order and/or use. kal series aluminum housed surface mount resistor stackpole electronics, inc. resistive product solutions 100 75 50 25 0 50 100 ambient temperature (oc) 150 200 250 300 percent rated power (%) 275 25 test test conditions results short time overload 5x wattage rating - 5 seconds ?r (0.5% + 0.05) max moisture resistance temp 40 o c moisture 95% cdc 100v for 500 hours ?r (0.5% + 0.05) max load rating (chasis is mounted) 1.5 hours on, 0.5 hours off. repeated for 1000 hours load life ?r (1.5% + 0.05) max dielectric type / code withstanding commercial mil voltage 0.1% 0.5% 1% 3% 5% KAL10 re-65 12.5w 10w 1,000 vac kal25 re-70 25w 20w kal50 re-75 50w 30w KAL100 re-77 100w 75w 0.4 - 50k kal250 re-80 250w 120w - 1 - 1k 0.6 - 80k - mil-r-26 ref. ohmic range ( ) and tolerance power rating (watts @ 25oc) temperature coefficient standard: 100ppm below 0.1, 50ppm from 0.1 - 9.9, 30ppm from 10 - 49, & 20ppm above 50 0.05 - 30k 0.05 - 51.1k 0.05 - 150k 0.4 - 50k 1 - 1k 2,500 vac 3,000 vac features: power derating curve: ? aluminum housing for maximum heat dissipation ? complete welded construction ? 10- 50w tinned copper terminals ? centerless ground steatite or alumina cores ? molded epoxy body for heat transfer ? non - inductive winding available (nkal) ? 100? 250w threaded terminals ? rohs compliant / lead - free electrical specifications performance characteristics
rev date: 01/11/2013 2 www.seielect.com this specification may be changed at any time without prior notice marketing@seielect.com please confirm technical specifications before you order and/or use. kal series aluminum housed surface mount resistor stackpole electronics, inc. resistive product solutions type a b c d e f g h j k l m n p r s unit 0.005 0.005 0.031 0.062 0.015 0.015 0.031 0.010 0.015 0.010 0.005 0.015 0.005 0.062 0.010 0.010 inches 0.10 0.10 0.80 1.60 0.40 0.40 0.80 0.30 0.40 0.30 0.10 0.40 0.10 1.60 0.25 0.25 mm 0.562 0.625 0.750 1.375 0.420 0.800 0.390 0.075 0.190 0.093 0.093 0.102 0.086 0.312 inches 14.27 15.88 19.05 34.93 10.67 20.32 9.91 1.91 4.83 2.36 2.36 2.59 2.18 7.92 mm 0.719 0.781 1.062 1.938 0.550 1.080 0.546 0.088 0.260 0.172 0.125 0.115 0.086 0.438 inches 18.26 19.84 26.97 49.23 13.97 27.43 13.87 2.24 6.60 4.37 3.18 2.92 2.18 11.13 mm 1.563 0.844 1.968 2.781 0.630 1.140 0.610 0.088 0.300 0.196 0.125 0.107 0.086 0.410 inches 39.70 21.44 49.99 70.64 16.00 28.96 15.49 2.24 7.62 4.98 3.18 2.72 2.18 10.41 mm 2.750 2.250 3.500 5.480 1.890 2.810 2.180 0.190 0.960 0.370 0.190 0.290 0.990 inches 69.85 57.15 88.90 139.19 48.01 71.37 55.37 4.83 24.38 9.40 4.83 7.37 25.15 mm 3.870 2.500 4.500 7.000 2.130 3.000 2.190 0.250 0.960 0.310 0.190 0.250 1.250 0.870 3.000 inches 98.30 63.50 114.30 177.80 54.10 76.20 55.63 6.35 24.38 7.87 4.83 6.35 31.75 22.10 76.20 mm kal250 tolerance KAL10 kal25 kal50 - - - - - - - - - - KAL100 mechanical specifications kal 250 kal 100 kal 10 - 50
rev date: 01/11/2013 3 www.seielect.com this specification may be changed at any time without prior notice marketing@seielect.com please confirm technical specifications before you order and/or use. kal series aluminum housed surface mount resistor stackpole electronics, inc. resistive product solutions 1 2 3 4 5 6 7 8 9 10 11 k a l 1 0 f b 1 0 k 0 size kal 10 moq nkal 25 250 50 250 100 250 250 60 30 10 250w 25 50 b 0.1% 0.5% 100w f 1% h 3% 50w b 1 mohm = 1m00 j 5% 100 10.2 kohm = 10k2 250 bulk d 25w product series power tolerance resistance value packaging four characters with the multiplier used as the decimal holder. 10w code description size standard code tol non-inductive nominal resistance tolerance 10k 1% type description code wattage tolerance types moq description code kal standard 10 10w 0.1% KAL10 250 nkal non-inductive 25 25w 0.5% kal25 250 50 50w 1% kal50 250 100 100w 3% KAL100 60 250 250w 5% kal250 30 bulk b sei type code packaging kal 10 b legacy part number (before january 3, 2011): how to order
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