1140-331K-RC

T PL IA N † Ro HS CO M High Current Chokes Special Features Part Number • Very high current capacity • Low DCR • Epoxy coated ferrite bobbin core • VW-1 rated shrink tubing to cover winding • Self-leaded • Fixed lead spacing • Center hole for mechanical mounting • Dielectric withstanding voltage: 2500 Vrms terminal to shrink tube cover; 1000 Vrms terminal to core • Operating temperature -55 to +105 °C 1140-1R8M-RC 1140-2R2M-RC 1140-2R7M-RC 1140-3R3M-RC 1140-3R9M-RC 1140-4R7M-RC 1140-5R6M-RC 1140-6R8M-RC 1140-8R2M-RC Notes * Rated current to cause 50 °C max. temperature rise and 5 % max. inductance drop †RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 1.5 Max. 1.03 Max. 0.5 Lead tinned to within 1/8" of body C D (Dia) 0.177 ± 0.016 Note: Major diameter of #6 screw = 0.138 ” Dimensions: Inches 1140-100K-RC 1140-120K-RC 1140-150K-RC 1140-180K-RC 1140-220K-RC 1140-270K-RC 1140-330K-RC 1140-390K-RC 1140-470K-RC 1140-560K-RC 1140-680K-RC 1140-820K-RC 1140-101K-RC 1140-121K-RC 1140-151K-RC 1140-181K-RC 1140-221K-RC 1140-271K-RC 1140-331K-RC 1140-391K-RC 1140-471K-RC 1140-561K-RC 1140-681K-RC 1140-821K-RC 1140-102K-RC 1140-122K-RC 1140-152K-RC 1140-182K-RC 1140-222K-RC 1140-272K-RC 1140-332K-RC 1140-392K-RC 1140-472K-RC 1140-562K-RC 1140-682K-RC 1140-822K-RC 1140-103K-RC 1140-123K-RC 1140-153K-RC L (μH) ±20 % @ 1 KHz 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 ± 10 % 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 1200 1500 1800 2200 2700 3300 3900 4700 5600 6800 8200 10,000 12,000 15,000 1140 Series DCR Ω Irms Max. (A) 0.002 0.002 0.003 0.003 0.003 0.003 0.004 0.004 0.004 34.5 34.5 28.1 28.1 28.1 28.1 24.4 24.4 24.4 0.005 0.005 0.006 0.008 0.009 0.010 0.011 0.012 0.018 0.019 0.021 0.023 0.025 0.028 0.040 0.045 0.050 0.056 0.074 0.082 0.114 0.125 0.139 0.154 0.216 0.232 0.324 0.360 0.494 0.555 0.773 0.845 1.14 1.60 1.76 1.95 2.76 3.04 3.39 21.8 21.8 19.9 17.2 16.2 16.0 15.8 15.1 12.3 12.0 11.4 10.9 10.5 9.9 8.3 7.8 7.4 7.0 6.1 5.8 4.9 4.7 4.4 4.2 3.6 3.4 2.9 2.8 2.4 2.2 1.9 1.8 1.6 1.3 1.2 1.2 1.0 0.9 0.9 Isat (A) 80.0 80.0 80.0 80.0 80.0 80.0 80.0 73.5 70.3 65.3 59.6 53.9 49.2 43.7 39.0 36.5 32.3 30.6 27.6 25.2 23.1 20.6 18.6 16.9 15.5 14.0 12.4 11.2 10.4 9.5 8.6 7.9 7.2 6.5 5.9 5.3 4.9 4.4 3.9 3.6 3.3 3.0 2.8 2.5 2.3 2.1 1.9 1.7 Dim. C Approx. Dim. D Nom. 1.11 1.11 1.11 1.11 1.11 1.11 1.11 1.15 1.15 0.081 0.081 0.081 0.081 0.081 0.081 0.081 0.081 0.081 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.15 1.14 1.14 1.14 1.10 1.12 1.10 1.10 1.12 1.09 1.12 1.09 1.11 1.08 1.10 0.081 0.081 0.081 0.081 0.081 0.081 0.072 0.072 0.072 0.064 0.064 0.064 0.064 0.057 0.057 0.057 0.051 0.051 0.051 0.045 0.045 0.040 0.040 0.040 0.040 0.036 0.036 0.036 0.032 0.032 0.029 0.029 0.029 0.025 0.025 0.023 0.023 0.020 0.020 “-RC” suffix indicates RoHS compliance. Tel. (877) 426-8767 • Fax (951) 781-5006 22.4 www.bourns.com REV. 05/14