Toroidal Inductors Medium Current CTP4408 CTP4408 is a medium current inductor with the following data and features: • Core type: 0.80” o.d., Iron Powder, perm 75. • Power rating: 1.2 watts for temp. rise 50˚C. • Typical applications: Input and output filters in Switch Mode Power Supplies. Four mounting styles are offered: 1 Flying leads (1.00”), for vertical or horizontal mounting. 2 4-pin header, for vertical mounting. 3 Threaded center hole, flying leads (2.00”). 4 2-pin header, for vertical mounting. MECHANICAL Style 1 1.00 Style 2 Style 3 1.10 0.40 1.00 0.25 Style 4 0.46 Thread #6-32 0.85 0.75 0.60 0.45 1.05 0.80 0.67 1.00 0.60 2.00 0.50 ELECTRICAL SPECIFICATION Ordering Information: Substitute the style number for the asterisk (*). Example: CTP4408, Style 1, 56uH. CTP4408 Part No. CTP4408 - Order: CTP4408 - 116 Inductance (uH) DCR Ohms Rated Current Amp. RMS I (amp.) @ Lsat. 10% I (amp.) @ Lsat. 25% I (amp.) @ Lsat. 50% * 01 * 02 * 03 * 04 3.3 3.9 4.7 5.6 0.006 0.007 0.007 0.008 13.9 13.4 12.8 12.3 6.2 5.7 5.2 4.8 12.4 11.4 10.4 9.6 24.9 22.9 20.9 19.1 * 05 * 06 * 07 * 08 6.8 8.2 10 12 0.009 0.010 0.010 0.011 11.7 11.2 10.7 10.2 4.3 3.9 3.6 3.3 8.7 7.9 7.1 6.5 17.3 15.8 14.3 13.1 * 09 * 10 * 11 * 12 15 18 22 27 0.013 0.014 0.015 0.017 9.7 9.3 8.8 8.4 2.9 2.7 2.4 2.2 5.8 5.3 4.8 4.4 11.7 10.7 9.6 8.7 * 13 * 14 * 15 * 16 33 39 47 56 0.019 0.020 0.022 0.024 8.0 7.7 7.3 7.0 2.0 1.8 1.6 1.5 3.9 3.6 3.3 3.0 7.9 7.2 6.6 6.0 * 17 * 18 * 19 * 20 68 82 100 120 0.034 0.047 0.052 0.071 6.0 5.1 4.8 4.1 1.4 1.2 1.1 1.0 2.7 2.5 2.3 2.1 5.5 5.0 4.5 4.1 * 21 * 22 * 23 * 24 150 180 220 270 0.100 0.138 0.193 0.267 3.5 2.9 2.5 2.1 0.9 0.8 0.8 0.7 1.8 1.7 1.5 1.4 3.7 3.4 3.0 2.8 An ISO 9001 Registered Company 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com 32-3