Wire-wound Chip Inductors - Open CTLQ1812NF Series SPECIFICATIONS Please specify tolerance code when ordering. CTLQ1812NF-4R7_ J = ±5%, K = ±10% M = ±20% * K or M ** J or K From 1.0 µH to 2200 µH Inductance (µH) Test Freq. (_Hz) Q Min. DCR Ω) (Ω Max. SRF (MHz) Min. Rated DC (mA) Max. CTLQ1812NF-1R0M CTLQ1812NF-1R2M CTLQ1812NF-1R5M CTLQ1812NF-1R8M CTLQ1812NF-2R2M CTLQ1812NF-2R7M CTLQ1812NF-3R3M CTLQ1812NF-3R9M CTLQ1812NF-4R7_* CTLQ1812NF-5R6_* CTLQ1812NF-6R8_* CTLQ1812NF-8R2_* 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 1M 1M 1M 1M 1M 1M 1M 1M 1M 1M 1M 1M 20@1MHz 20@1MHz 20@1MHz 20@1MHz 20@1MHz 20@1MHz 20@1MHz 20@1MHz 30@1MHz 30@1MHz 30@1MHz 30@1MHz 0.20 0.20 0.30 0.30 0.30 0.32 0.35 0.38 0.40 0.47 0.50 0.56 120 100 85 75 62 53 47 41 38 33 31 27 500 500 500 500 500 500 500 500 500 500 450 450 CTLQ1812NF-100_** CTLQ1812NF-120_** CTLQ1812NF-150_** CTLQ1812NF-180_** CTLQ1812NF-220_** CTLQ1812NF-270_** CTLQ1812NF-330_** CTLQ1812NF-390_** CTLQ1812NF-470_** CTLQ1812NF-560_** CTLQ1812NF-680_** CTLQ1812NF-820_** 10 12 15 18 22 27 33 39 47 56 68 82 1M 1M 1M 1M 1M 1M 1M 1M 1M 1M 1M 1M 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 35@1MHz 0.56 0.62 0.73 0.82 0.94 1.1 1.2 1.4 1.5 1.7 1.9 2.2 23 21 19 17 15 14 12 11 10 9.3 8.4 7.5 400 380 360 340 320 300 270 240 220 200 180 170 CTLQ1812NF-101_** CTLQ1812NF-121_** CTLQ1812NF-151_** CTLQ1812NF-181_** CTLQ1812NF-221_** CTLQ1812NF-271_** CTLQ1812NF-331_** CTLQ1812NF-391_** CTLQ1812NF-471_** CTLQ1812NF-561_** CTLQ1812NF-681_** CTLQ1812NF-821_** 100 120 150 180 220 270 330 390 470 560 680 820 1M 1M 1M 1M 1M 1M 1M 1M 1k 1k 1k 1k 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 40@796kHz 2.5 3.0 3.7 4.5 5.4 6.8 8.2 9.7 11.8 14.5 17.0 20.5 6.8 6.2 5.5 5.0 4.5 4.0 3.6 3.3 3.0 2.7 2.5 2.2 160 150 130 120 110 100 95 90 80 70 65 60 CTLQ1812NF-102_** CTLQ1812NF-122_** CTLQ1812NF-152_** CTLQ1812NF-182_** CTLQ1812NF-222_** 1000 1200 1500 1800 2200 1k 1k 1k 1k 1k 40@252kHz 40@252kHz 40@252kHz 40@252kHz 40@252kHz 25.0 30.0 37.0 45.0 50.0 2.0 1.8 1.6 1.5 1.3 50 45 40 35 30 Part Number Not shown at actual size. RoHS Compliant CHARACTERISTICS Description: SMD wire-wound chip inductor. Applications: Power supplies for VTR, OA equipment, LCD televisions, PC notebooks, portable communication equipment, DC/DC converters, etc. Operating Temperature: -25°C to +85°C Inductance Tolerance: J = ±5%, K = ±10% & M = ±20% Packaging: Tape & Reel Miscellaneous: RoHS Compliant. Testing: Tested on a HP4285A @ specified frequency Pads: Soft copper and pre-tinned Additional Information: Additional electrical & physical information available upon request Samples available. See website for ordering information. PHYSICAL DIMENSIONS Size mm inches A B 4.5±0.3 2.6±0.2 0.18±0.01 0.10±0.008 C 3.6±0.2 TECHNOLOGIES D 3.2±0.2 0.14±0.008 0.12±0.008 09.24.08 CENTRAL ctparts.com 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 E F G Min. Min. 3.2±0.2 1.0 1.0 0.12±0.008 0.04 0.04