High Current Chokes 1140 Series Special Features L (H) DCR Dim. Dim. Very high current capacity Part 20 % Irms Isat C D Low DCR Number 1 KHz Max. (A) (A) Approx. Nom. 1140-1R8M-RC 1.8 0.002 34.5 80.0 1.11 0.081 Epoxy coated ferrite bobbin core 1140-2R2M-RC 2.2 0.002 34.5 80.0 1.11 0.081 VW-1 rated shrink tubing to cover winding 1140-2R7M-RC 2.7 0.003 28.1 80.0 1.11 0.081 Self-leaded 1140-3R3M-RC 3.3 0.003 28.1 80.0 1.11 0.081 Fixed lead spacing 1140-3R9M-RC 3.9 0.003 28.1 80.0 1.11 0.081 Center hole for mechanical mounting 1140-4R7M-RC 4.7 0.003 28.1 80.0 1.11 0.081 Dielectric withstanding voltage: 1140-5R6M-RC 5.6 0.004 24.4 80.0 1.11 0.081 1140-6R8M-RC 6.8 0.004 24.4 73.5 1.15 0.081 2500 Vrms terminal to shrink tube cover 1140-8R2M-RC 8.2 0.004 24.4 70.3 1.15 0.081 1000 Vrms terminal to core 10 % Operating temperature -55 to +105 C 1140-100K-RC 10 0.005 21.8 65.3 1.15 0.081 1140-120K-RC 12 0.005 21.8 59.6 1.15 0.081 Notes 1140-150K-RC 15 0.006 19.9 53.9 1.15 0.081 1140-180K-RC 18 0.008 17.2 49.2 1.15 0.081 * Rated current to cause 50 C max. temperature 1140-220K-RC 22 0.009 16.2 43.7 1.15 0.081 rise and 5 % max. inductance drop 1140-270K-RC 27 0.010 16.0 39.0 1.15 0.081 1140-330K-RC 33 0.011 15.8 36.5 1.15 0.072 1140-390K-RC 39 0.012 15.1 32.3 1.15 0.072 RoHS Directive 2002/95/EC Jan. 27, 2003 including 1140-470K-RC 47 0.018 12.3 30.6 1.15 0.072 annex and RoHS Recast 2011/65/EU June 8, 2011. 1140-560K-RC 56 0.019 12.0 27.6 1.15 0.064 1140-680K-RC 68 0.021 11.4 25.2 1.15 0.064 1140-820K-RC 82 0.023 10.9 23.1 1.15 0.064 1140-101K-RC 100 0.025 10.5 20.6 1.15 0.064 1.5 Max. 1140-121K-RC 120 0.028 9.9 18.6 1.15 0.057 1140-151K-RC 150 0.040 8.3 16.9 1.15 0.057 1140-181K-RC 180 0.045 7.8 15.5 1.15 0.057 1.03 1140-221K-RC 220 0.050 7.4 14.0 1.15 0.051 Max. 1140-271K-RC 270 0.056 7.0 12.4 1.15 0.051 1140-331K-RC 330 0.074 6.1 11.2 1.15 0.051 1140-391K-RC 390 0.082 5.8 10.4 1.15 0.045 0.5 1140-471K-RC 470 0.114 4.9 9.5 1.15 0.045 Lead tinned to within 1/8 1140-561K-RC 560 0.125 4.7 8.6 1.15 0.040 of body 1140-681K-RC 680 0.139 4.4 7.9 1.15 0.040 C 1140-821K-RC 820 0.154 4.2 7.2 1.15 0.040 1140-102K-RC 1000 0.216 3.6 6.5 1.15 0.040 1140-122K-RC 1200 0.232 3.4 5.9 1.14 0.036 1140-152K-RC 1500 0.324 2.9 5.3 1.14 0.036 1140-182K-RC 1800 0.360 2.8 4.9 1.14 0.036 D (Dia) 1140-222K-RC 2200 0.494 2.4 4.4 1.10 0.032 1140-272K-RC 2700 0.555 2.2 3.9 1.12 0.032 0.177 0.016 1140-332K-RC 3300 0.773 1.9 3.6 1.10 0.029 1140-392K-RC 3900 0.845 1.8 3.3 1.10 0.029 Note: Major diameter of 6 screw = 0.138 1140-472K-RC 4700 1.14 1.6 3.0 1.12 0.029 1140-562K-RC 5600 1.60 1.3 2.8 1.09 0.025 Dimensions: Inches 1140-682K-RC 6800 1.76 1.2 2.5 1.12 0.025 1140-822K-RC 8200 1.95 1.2 2.3 1.09 0.023 1140-103K-RC 10,000 2.76 1.0 2.1 1.11 0.023 1140-123K-RC 12,000 3.04 0.9 1.9 1.08 0.020 1140-153K-RC 15,000 3.39 0.9 1.7 1.10 0.020 -RC su x indicates RoHS compliance. 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