Power Inductors - Shielded CTCDRH4D18 Series From 1.0 µH to 180 µH Not shown at actual size. SPECIFICATIONS Parts are available in ±30% tolerance only. CTCDRH4D18F Please specify “F” for RoHS Compliant Inductance @ 0.25Vrms,0Adc (µH ±30%) Part Number L Test Freq. (_Hz) 7.96M 7.96M 7.96M 7.96M 7.96M 7.96M 7.96M 7.96M 7.96M 45 75 105 110 155 162 170 200 245 1.72 1.32 1.28 1.04 0.88 0.84 0.80 0.76 0.68 CTCDRH4D18_-100N CTCDRH4D18_-120N CTCDRH4D18_-150N CTCDRH4D18_-180N CTCDRH4D18_-220N CTCDRH4D18_-270N CTCDRH4D18_-330N CTCDRH4D18_-390N CTCDRH4D18_-470N CTCDRH4D18_-560N CTCDRH4D18_-680N CTCDRH4D18_-820N 10 12 15 18 22 27 33 39 47 56 68 82 100k 100k 100k 100k 100k 100k 100k 100k 100k 100k 100k 100k 200 210 240 338 397 441 694 709 922 1080 1300 1560 0.61 0.56 0.50 0.48 0.41 0.35 0.32 0.30 0.28 0.26 0.24 0.22 CTCDRH4D18_-101N CTCDRH4D18_-121N CTCDRH4D18_-151N CTCDRH4D18_-181N 100 120 150 180 100k 100k 100k 100k 1730 2390 2840 4000 0.20 0.18 0.15 0.14 PHYSICAL DIMENSIONS Size A B C D E F Max. mm inches 4.7±0.3 4.7±0.3 4.5 1.5 4.5 2.0 0.19±0.01 0.19±0.01 0.177 0.06 0.177 0.08 10.09.07 Technologies Rated DC Current (A) 1.0 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 PAD LAYOUT CENTRAL DCR Max. Ω) (mΩ CTCDRH4D18_-1R0N CTCDRH4D18_-2R2N CTCDRH4D18_-2R7N CTCDRH4D18_-3R3N CTCDRH4D18_-3R9N CTCDRH4D18_-4R7N CTCDRH4D18_-5R6N CTCDRH4D18_-6R8N CTCDRH4D18_-8R2N 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: -30°C to +80°C Inductance Tolerance: ±30% Testing: Tested on a HP4285A at specified frequency Packaging: Tape & Reel Marking: Parts are marked with inductance code Rated DC Current: Indicates the current when the inductance decreases to 65% more than its nominal value and temperature rising Δt=40°C lower at D.C. superposition Miscellaneous: RoHS Compliant available Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. ctparts.com Manufacturer of Passive and Discrete Semiconductor Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2007 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice