Power Inductors - Unshielded CTCR43F Series From 1.0 µH to 68 µH ENGINEERING KIT #39 Not shown at actual size. RoHS Compliant ctparts.com SPECIFICATIONS Parts are only available in ±20% inductance tolerance. Part Number Inductance (µH) L Test Freq. (MHz) DCR Max. Ω) (mΩ Rated DC (A) CTCR43F-1R0M CTCR43F-1R4M CTCR43F-1R8M CTCR43F-2R2M CTCR43F-2R7M CTCR43F-3R3M CTCR43F-3R9M CTCR43F-4R7M CTCR43F-5R6M CTCR43F-6R8M CTCR43F-8R2M 1.0 1.4 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 48.7 56.2 63.7 71.2 78.7 86.2 93.7 108.7 125.7 131.2 146.2 2.56 2.52 1.95 1.75 1.58 1.44 1.33 1.15 0.99 0.95 0.84 CTCR43F-100M CTCR43F-120M CTCR43F-150M CTCR43F-180M CTCR43F-220M CTCR43F-270M CTCR43F-330M CTCR43F-390M CTCR43F-470M CTCR43F-560M CTCR43F-680M 10 12 15 18 22 27 33 39 47 56 68 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 182 210 235 338 378 522 540 587 844 937 1117 1.04 0.97 0.85 0.74 0.68 0.62 0.56 0.52 0.44 0.42 0.37 PHYSICAL DIMENSIONS Size Description: SMD power inductor Applications: VTR power supplies, OA equipment, LCD televisions, PC notebooks, portable communication equipment, DC/DC converters Operating Temperature: -40°C to +100°C Inductance Tolerance: ±20% Testing: Inductance is tested on an HP4284A or HP4285A at specified frequency Packaging: Tape & Reel Marking: Marked with inductance code Rated DC: This indicates the value of current when the inductance is 10% lower than its initial value at D.C. superimposition or D.C. current when at ΔT=40°C, whichever is lower. Miscellaneous: RoHS Compliant. Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. mm inches B C Max. Max. Max. 4.3 4.8 0.169 0.189 3.4 2.1 0.138 0.134 0.083 Marking: Inductance Code D 1 2 4 3 E 1.5 (0.059) 06.11.08 TECHNOLOGIES 3.5 B 4.5 (0.177) CENTRAL E C RECOMMENDED LAND PATTERN 5.0 (0.197) D A XXX CHARACTERISTICS A Manufacturer of Passive 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