power line chokes - axial ctparts.com ver. 8.3 manufacturer of inductors, chokes, coils, beads, transformers & toroids 800-684-5322 inside us 949-453-1811 outside us copyright ? 2003 by ct magnetics, dba central technologies. all rights reserved. ct magnetics reserves the right to make improvements or change specifications without notice central technologies 163 11.13.02 size a b c 20 awg max. max. typ. nom. mm 15.3 6.85 29.2 0.813 inches 0.6 0.27 1.15 0.319 physical dimensions specifications l test srf dcr saturation rated part inductance freq. min. max. dc ac number (h) (khz) (mhz) ( ? ? ) (a) (a) cth7-3r9k 3.9 1.0 38 .02 7.3 1.3 cth7-4r7k 4.7 1.0 26 .02 6.3 1.3 cth7-5r6k 5.6 1.0 25 .02 5.6 1.3 cth7-6r8k 6.8 1.0 25 .03 5.3 1.3 cth7-8r2k 8.2 1.0 22 .03 4.5 1.3 cth7-100k 10 1.0 17 .03 4.1 1.3 cth7-120k 12 1.0 16 .04 3.6 1.3 cth7-150k 15 1.0 12 .04 3.3 1.3 cth7-180k 18 1.0 11 .04 3.0 1.3 cth7-220k 22 1.0 10 .05 2.7 1.3 cth7-270k 27 1.0 7.0 .06 2.5 1.3 cth7-330k 33 1.0 7.0 .08 2.2 1.0 cth7-390k 39 1.0 7.0 .09 2.0 .80 cth7-470k 47 1.0 6.0 .11 1.8 .80 cth7-560k 56 1.0 6.0 .13 1.7 .80 cth7-680k 68 1.0 7.0 .14 1.5 .80 cth7-820k 82 1.0 4.0 .15 1.4 .80 cth7-101k 100 1.0 3.0 .21 1.2 .63 cth7-121k 120 1.0 3.0 .28 1.1 .51 cth7-151k 150 1.0 3.0 .34 1.0 .51 cth7-181k 180 1.0 3.0 .36 .95 .51 cth7-221k 220 1.0 3.0 .43 .86 .51 cth7-271k 270 1.0 2.0 .56 .77 .40 cth7-331k 330 1.0 2.0 .67 .70 .40 CTH7-391K 390 1.0 2.0 .77 .64 .40 cth7-471k 470 1.0 2.0 1.2 .59 .32 cth7-561k 560 1.0 1.0 1.3 .54 .32 cth7-681k 680 1.0 1.0 1.6 .49 .25 cth7-821k 820 1.0 1.0 2.0 .44 .20 cth7-102k 1000 1.0 1.0 2.3 .40 .20 cth7-122k 1200 1.0 1.0 2.7 .35 .20 cth7-152k 1500 1.0 .85 3.5 .33 .16 cth7-182k 1800 1.0 .67 4.0 .29 .16 cth7-222k 2200 1.0 .65 4.5 .27 .16 cth7-272k 2700 1.0 .65 5.4 .24 .13 cth7-332k 3300 1.0 .60 6.6 .22 .13 cth7-392k 3900 1.0 .60 8.6 .20 .10 cth7-472k 4700 1.0 .50 9.7 .18 .10 cth7-562k 5600 1.0 .60 14 .16 .08 cth7-682k 6800 1.0 .40 16 .15 .08 cth7-822k 8200 1.0 .35 21 .13 .07 cth7-103k 10000 1.0 .30 26 .12 .05 cth7-123k 12000 1.0 .25 30 .11 .05 cth7-153k 15000 1.0 .30 43 .10 .04 cth7-183k 18000 1.0 .30 48 .09 .04 cth7 series from 3.9 h to 18,000 h not shown at actual size. characteristics description: axial leaded power line inductor (ul sleeved) applications: used in switching regulators, power amplifiers, power supplies, scr and triac controls, speaker crossover networks, rfi suppression and filters. various applications operating temperature: -55c to +100c inductance tolerance: 10% testing: inductance is tested on an hp4284a at 1.0 khz packaging: bulk pack standard, tape & reel available marking: coils are sleeved in heat resistant polyolefin and labeled with the part number saturation current: lowers inductance by 10% bobbin: high saturation, allows for high inductance with low dc resistance miscellaneous: higher current parts available additional information: additional electrical & physical information available upon request samples available. see website for ordering information. engineering kit #2 parts are marked to indicate tolerance available. k = 10%
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