Wire-wound Chip Inductors - Open CT0402QWF Series From 1.5nH to 120nH Not Shown at Actual Size CHARACTERISTICS Description: SMD ceramic core wire-wound chip inductor. Applications: Telecommunication equipment, mobile phones, small size pagers, computers, printers and relevant equipment. Also, audio & video applications and the automotive electronics industry. High frequency applications. Operating Temperature: -40°C to +125°C (Including self temperature rise) Irms: For a 15°C rise above 25°C ambient Inductance Tolerance: ±0.1nH, ±0.2nH, ±0.5nH, ±2%, ±3%, ±5% Testing: Inductance and Q are tested on an HP4287A at specified frequency. Packaging: Tape & Reel. Miscellaneous: RoHS Compliant. Marking: No markings Additional Information: Additional electrical & physical information available upon request. Samples available. See website for ordering information. SPECIFICATIONS Please specify tolerance code when ordering. CT0402QWF-1N5_ B = ±0.1nH, C = ±0.2nH, D = ±0.5nH, G = ±2%, H = ±3%, J = ±5% L/Q Test Q SRF DCR Irms Inductance Freq. Fact. Min. Max. Max. (nH) (MHz) Min. (MHz) (Ω) (mA) Part Number CT0402QWF-1N5_ CT0402QWF-2N4_ CT0402QWF-2N5_ CT0402QWF-2N7_ CT0402QWF-2N9_ CT0402QWF-3N9_ CT0402QWF-4N1_ CT0402QWF-4N3_ CT0402QWF-4N7_ CT0402QWF-5N1_ CT0402QWF-5N8_ CT0402QWF-6N2_ CT0402QWF-6N8_ CT0402QWF-7N3_ CT0402QWF-7N5_ CT0402QWF-8N2_ CT0402QWF-8N7_ CT0402QWF-9N1_ CT0402QWF-9N5_ CT0402QWF-10N_ CT0402QWF-11N_ CT0402QWF-12N_ CT0402QWF-13N_ CT0402QWF-15N_ CT0402QWF-16N_ CT0402QWF-18N_ CT0402QWF-19N_ CT0402QWF-20N_ CT0402QWF-22N_ CT0402QWF-23N_ CT0402QWF-24N_ CT0402QWF-27N_ CT0402QWF-30N_ CT0402QWF-33N_ CT0402QWF-36N_ CT0402QWF-39N_ CT0402QWF-40N_ CT0402QWF-47N_ CT0402QWF-51N_ CT0402QWF-56N_ CT0402QWF-62N_ CT0402QWF-68N_ CT0402QWF-72N_ CT0402QWF-75N_ CT0402QWF-82N_ CT0402QWF-91N_ CT0402QWF-R10_ CT0402QWF-R12_ 1.5 2.4 2.5 2.7 2.9 3.9 4.1 4.3 4.7 5.1 5.8 6.2 6.8 7.3 7.5 8.2 8.7 9.1 9.5 10 11 12 13 15 16 18 19 20 22 23 24 27 30 33 36 39 40 47 51 56 62 68 72 75 82 91 100 120 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/250 100/200 100/200 100/200 100/200 100/200 100/150 100/150 100/150 100/150 100/150 100/150 A B C 18000 15000 15000 15000 15000 10000 10000 10000 8000 8000 8000 8000 6000 6000 6000 5500 5500 5500 5500 5500 5500 5500 5000 5000 4500 4500 4500 4000 4000 3800 3500 3500 3300 3200 3100 3000 3000 2900 2850 2800 2600 2500 2500 2400 2300 2100 1500 1000 0.03 0.05 0.05 0.05 0.07 0.07 0.07 0.07 0.07 0.12 0.12 0.09 0.09 0.13 0.13 0.14 0.14 0.14 0.14 0.17 0.14 0.14 0.21 0.16 0.24 0.27 0.27 0.27 0.3 0.3 0.52 0.52 0.58 0.63 0.63 0.7 0.7 1.08 1.08 1.17 1.82 1.96 2.1 2.1 2.24 2.38 2.52 2.66 1000 850 850 850 750 750 750 750 750 600 700 700 700 570 570 540 540 540 540 500 500 500 430 460 370 370 370 370 310 310 280 280 270 260 260 250 250 210 210 200 145 140 135 135 130 125 120 110 Tolerance B,C,D B,C,D B,C,D B,C,D B,C,D H,J H,J H,J H,J H,J H,J H,J H,J H,J H,J H,J H,J H,J H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,H,J G,J G,J G,J G,J G,J G,J G,J D E F G Ref. mm inches 1.05±0.05 0.6±0.05 0.041±0.002 0.024±0.002 0.5±0.05 0.25 0.4 0.2 0.54 0.020±0.002 0.010 0.016 0.008 0.021 B 0.56 (0.022) C F A 0.36 (0.014) 0.46 (0.018) 0.36 (0.014) 10 20 20 20 20 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 30 30 25 30 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 20 20 20 20 20 20 20 20 PHYSICAL DIMENSIONS Size PAD LAYOUT Unit: mm (inch) www.ctparts.com G F E Terminal Manufacturer of Passive Components 800-684-5322 Inside US 949-453-1811 Outside US Copyright © 2014 by CT Magnetics, DBA Central Technologies. All rights reserved. CT Magnetics reserves the right to make improvements or change specifications without notice D REV 03.25.14