CTP4550-28

Toroidal Inductors High Current CTP4550 CTP4550 is a high current inductor with the following data and features: • Core type: 1.30” o.d., Iron Powder, perm 33. • Power rating: 3.13 watts for temp. rise 50˚C. • Typical applications: Filter Inductors in Switch Mode Power Supplies. Three 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”). MECHANICAL Style 1 1.60 0.75 Style 2 1.60 0.60 Style 3 1.80 0.80 Thread #10-32 0.90 1.60 0.80 1.00 0.80 2.00 0.50 ELECTRICAL SPECIFICATION Ordering Information: Substitute the style number for the asterisk (*). Example: CTP4550, Style 1, 56uH. Part No. Ind. CTP4550 - (uH) DCR Ohms Rated Current Amp. RMS I (amp.) @ Lsat. 10% I (amp.) @ Lsat. 25% I (amp.) @ Lsat. 50% Part No. Ind. CTP4550 - (uH) DCR Ohms Rated Current Amp. RMS Order: CTP4550 - 116 I (amp.) @ Lsat. 25% I (amp.) @ Lsat. 50% I (amp.) @ Lsat. 10% * 01 * 02 * 03 * 04 * 05 * 06 * 07 * 08 * 09 * 10 * 11 * 12 * 13 * 14 * 15 * 16 3.3 3.9 4.7 5.6 6.8 8.2 10 12 15 18 22 27 33 39 47 56 0.002 0.002 0.002 0.002 0.005 0.005 0.007 0.008 0.009 0.010 0.013 0.015 0.016 0.018 0.020 0.021 41.4 39.8 38.0 36.4 34.8 33.2 31.6 30.3 25.5 24.4 20.7 19.7 18.7 18.0 15.3 14.6 20.9 19.2 17.5 16.0 14.5 13.2 12.0 10.9 9.8 8.9 8.1 7.3 6.6 6.1 5.5 5.1 52.2 48.0 43.7 40.0 36.3 33.1 30.0 27.3 24.5 22.3 20.2 18.2 16.5 15.2 13.8 12.7 125.2 115.1 104.9 96.1 87.2 79.4 71.9 65.6 58.7 53.6 48.5 43.8 39.6 36.4 33.2 30.4 * 17 * 18 * 19 * 20 * 21 * 22 * 23 * 24 * 25 * 26 * 27 * 28 68 82 100 120 150 180 220 270 330 390 470 560 0.016 0.018 0.020 0.021 0.030 0.033 0.036 0.051 0.071 0.122 0.134 0.146 13.9 13.3 12.7 12.1 10.2 9.7 9.3 7.8 6.6 5.1 4.8 4.6 4.6 4.2 3.8 3.5 3.1 2.8 2.6 2.3 2.1 1.9 1.7 1.6 11.5 10.5 9.5 8.6 7.7 7.1 6.4 5.8 5.2 4.8 4.4 4.0 27.6 25.1 22.7 20.8 18.6 16.9 15.3 13.8 12.5 11.5 10.5 9.6 CTP4550 An ISO 9001 Registered Company 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com 32-9