Power Line Chokes - Radial CTH8RF Series From 3.9 µH to 100,000 µH Not shown at actual size. RoHS Compliant CHARACTERISTICS Description: Radial 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: -55°C to +125°C Inductance Tolerance: ±10% Testing: Inductance is tested on an HP4284A at 1.0 kHz Packaging: Bulk pack Marking: Coils are sleeved in heat resistant polyolefin and labeled with the part number Saturation Current: Lowers inductance by 5% Bobbin: High saturation, allows for high inductance with low DC resistance Miscellaneous: RoHS Compliant. Higher current parts available. Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. ctparts.com SPECIFICATIONS Parts are marked to indicate tolerance available. K = ±10% Part Number Inductance (µH) L Test Freq. (kHz) SRF Min. (MHz) DCR Max. Ω) (Ω Saturation DC (A) Wire Dia. Ref. (mm) Rated AC (A) CTH8RF-3R9K CTH8RF-4R7K CTH8RF-5R6K CTH8RF-6R8K CTH8RF-8R2K 3.9 4.7 5.6 6.8 8.2 1.0 1.0 1.0 1.0 1.0 34 31 29 26 23 .01 .01 .01 .01 .01 15 14 12 11 9.9 1.2 1.2 1.0 .90 .90 4.0 4.0 4.0 4.0 4.0 CTH8RF-100K CTH8RF-120K CTH8RF-150K CTH8RF-180K CTH8RF-220K CTH8RF-270K CTH8RF-330K CTH8RF-390K CTH8RF-470K CTH8RF-560K CTH8RF-680K CTH8RF-820K 10 12 15 18 22 27 33 39 47 56 68 82 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 20 17 14 11 10 9.0 9.0 8.0 7.0 6.0 5.0 4.0 .02 .02 .02 .02 .03 .03 .03 .03 .04 .04 .05 .06 8.7 8.2 7.3 6.6 6.1 5.3 4.8 4.3 4.0 3.6 3.3 3.1 .80 .80 .90 .80 .80 .80 .80 .80 .80 .80 .80 .75 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 3.2 2.5 2.0 CTH8RF-101K CTH8RF-121K CTH8RF-151K CTH8RF-181K CTH8RF-221K CTH8RF-271K CTH8RF-331K CTH8RF-391K CTH8RF-471K CTH8RF-561K CTH8RF-681K CTH8RF-821K 100 120 150 180 220 270 330 390 470 560 680 820 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 3.0 3.0 3.0 2.0 2.0 2.0 2.0 2.0 1.0 1.0 1.0 1.0 .09 .11 .13 .15 .16 .21 .21 .28 .38 .42 .55 .66 2.8 2.5 2.2 2.0 1.9 1.6 1.5 1.4 1.2 1.2 1.0 .97 .65 .65 .65 .60 .60 .55 .55 .50 .50 .45 .45 .40 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.2 1.0 1.0 .80 CTH8RF-102K CTH8RF-122K CTH8RF-152K CTH8RF-182K CTH8RF-222K CTH8RF-272K CTH8RF-332K CTH8RF-392K CTH8RF-472K CTH8RF-562K CTH8RF-682K CTH8RF-822K 1000 1200 1500 1800 2200 2700 3300 3900 4700 5600 6800 8200 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 .75 .72 .70 .65 .60 .55 .50 .40 .35 .30 .84 1.0 1.2 1.6 2.0 2.1 2.6 2.8 3.2 3.9 5.7 6.3 .87 .79 .70 .64 .58 .53 .47 .43 .39 .36 .32 .29 .40 .40 .37 .32 .30 .30 .30 .29 .30 .30 .25 .25 .80 .60 .60 .60 .50 .40 .40 .40 .40 .32 .25 .25 CTH8RF-103K CTH8RF-123K CTH8RF-153K CTH8RF-183K CTH8RF-223K CTH8RF-273K CTH8RF-333K CTH8RF-393K CTH8RF-473K CTH8RF-563K CTH8RF-683K CTH8RF-823K 10000 12000 15000 18000 22000 27000 33000 39000 47000 56000 68000 82000 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 .30 .30 .30 .20 .20 .15 .15 .15 .10 .10 .10 .10 7.3 10 11 15 17 19 27 29 32 43 47 65 .26 .26 .23 .21 .19 .17 .15 .14 .13 .12 .11 .10 .22 .22 .20 .20 .18 .17 .16 .16 .16 .16 .14 .14 .25 .16 .16 .13 .13 .13 .10 .10 .10 .08 .08 .07 CTH8RF-104K 100000 1.0 .10 72 .10 .13 .07 PHYSICAL DIMENSIONS Size mm inches A B Max. Max. C 23.3 11.9 7.62±0.5 20.32 0.92 0.47 0.30±0.020 0.80 A B CTH8RF -XXXX C D Technologies 04.24.08 CENTRAL D Min. Manufacturer of Passive and Discrete Semiconductor Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2008 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice