Wire-wound Chip Inductors - Molded CTHC1812 Series SPECIFICATIONS Parts are available in ±10% tolerance only. CTHC1812F Please specify “F” for RoHS compliant From 1.0 µH to 1000 µH Central Tech Part Number Not shown at actual size. CHARACTERISTICS Description: High current, ferrite core, wire-wound molded chip inductor Applications: TV’s, VCR’s, disk drives, computer peripherals, telecommunication devices and electronic control boards for automobiles Operating Temperature: -25°C to +85°C Inductance Tolerance: ±10% Testing: Inductance and Q are tested on an HP4285A at specified frequency Packaging: Tape & Reel Part Marking: Inductance code or inductance code plus tolerance. Miscellaneous: RoHS Compliant available. Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. Inductance (µH) L Test Freq. (MHz) Q Fact. Min. Q Test Freq. (MHz) SRF Min. (MHz) DCR Max. Ω) (Ω Technologies Rated DC (mA) CTHC1812_-1R0K CTHC1812_-1R2K CTHC1812_-1R5K CTHC1812_-1R8K CTHC1812_-2R2K CTHC1812_-2R7K CTHC1812_-3R3K CTHC1812_-3R9K CTHC1812_-4R7K CTHC1812_-5R6K CTHC1812_-6R8K CTHC1812_-8R2K 1.0 1.2 1.5 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 7.96 10 10 10 10 10 10 10 10 10 10 10 10 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 200 160 130 100 80 60 45 40 35 30 28 25 .11 .12 .15 .16 .18 .20 .22 .24 .27 .30 .35 .40 1050 1000 950 900 850 800 750 700 650 650 600 600 CTHC1812_-100K CTHC1812_-120K CTHC1812_-150K CTHC1812_-180K CTHC1812_-220K CTHC1812_-270K CTHC1812_-330K CTHC1812_-390K CTHC1812_-470K CTHC1812_-560K CTHC1812_-680K CTHC1812_-820K 10 12 15 18 22 27 33 39 47 56 68 82 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 10 10 10 10 10 10 10 10 10 10 10 10 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 22 21 20 19 18 16 14 12 12 11 10 9.0 .50 .60 .70 .80 .90 1.2 1.4 1.6 1.9 2.2 2.6 3.5 550 500 450 400 370 330 300 280 260 240 220 200 CTHC1812_-101K CTHC1812_-121K CTHC1812_-151K CTHC1812_-181K CTHC1812_-221K CTHC1812_-271K CTHC1812_-331K CTHC1812_-391K CTHC1812_-471K CTHC1812_-561K CTHC1812_-681K CTHC1812_-821K 100 120 150 180 220 270 330 390 470 560 680 820 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 20 20 20 20 20 20 20 20 20 20 20 20 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 8.0 7.5 7.0 6.5 5.5 5.0 4.0 3.8 3.5 2.8 2.6 2.5 4.0 4.5 6.5 7.5 9.0 11 13 23 26 30 40 45 180 160 140 120 120 100 90 80 75 70 65 60 CTHC1812_-102K 1000 0.796 20 0.796 2.3 50 55 PHYSICAL DIMENSIONS Size mm inches A B C D E 4.5±0.3 3.2±0.2 3.2±0.2 1.4±0.4 0.9±0.2 0.18±0.012 0.12±0.001 0.12±0.001 0.06±0.016 0.04±0.001 05.31.07 CENTRAL 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