power inductors - shielded ctparts.com manufacturer of passive components 800-684-5322 inside us 949-453-1811 outside us copyright ? 2009 by ct magnetics, dba central technologies. all rights reserved. ct magnetics reserves the right to make improvements or change specifications without notice central technologies 02.09.09 specifications part numbers indicate available inductance tolerance: m = 20%, n = 30% inductance drop = 35% typ. at isat. t=40c rise at irms. inductance irms isat dcr part at 100khz max. max. max. number marking (h) (a) (a) ( ) ctcdrh3d28f-3r3n d 3.30 1.85 2.00 0.0721 CTCDRH3D28F-4R7N e 4.70 1.62 1.65 0.0883 ctcdrh3d28f-6r8n f 6.80 1.32 1.24 0.1190 ctcdrh3d28f-100m g 10.0 1.18 1.05 0.1450 ctcdrh3d28f-150m i 15.0 1.02 0.90 0.2130 ctcdrh3d28f-220m k 22.0 0.74 0.76 0.3350 ctcdrh3d28f-330m m 33.0 0.63 0.58 0.4810 ctcdrh3d28f-470m o 47.0 0.56 0.48 0.5990 ctcdrh3d28f series from 3.3 h to 47 h not shown at actual size. characteristics description: smd (shielded) power inductor applications: power supplies for vtr, oa equipment, lcd televisions, pc notebooks, portable communication equipment, dc/dc converters, etc. operating temperature: -40c to +85c inductance tolerance: 20%, 30% testing: inductance is tested on an hp4285a at 100khz, 0.1v packaging: tape & reel marking: parts are marked with letter identifier. miscellaneous: rohs compliant. additional information: additional electrical & physical information available upon request samples available. see website for ordering information. physical dimensions recommended land pattern a x b s f c d e f s marking 1.3 1.4 2.4 unit: mm rohs compliant size a b c d e max. max. max. max. ref. mm 4.0 4.0 3.0 5.2 1.0 inches 0.16 0.16 0.12 0.20 0.04
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