NT IA PL M CO † Ro HS Signal Line Common Mode Inductors/Isolation Transformers 3000 Series Part Number 3000-101-RC 3000-121-RC 3000-151-RC 3000-181-RC 3000-221-RC 3000-271-RC 3000-331-RC 3000-391-RC 3000-471-RC 3000-561-RC 3000-681-RC 3000-821-RC Special Features • Excellent EMI suppression capability • Excellent signal coupling • Dielectric strength 500 Vrms • Compact size • Fixed pin spacing for easy PCB insertion • Operating temperature -55 to +105 °C Typical Applications • Signal line EMI filtering • Network switching boards • Telephone systems • Telecommunications 3000-102-RC 3000-122-RC 3000-152-RC 3000-182-RC 3000-222-RC 3000-272-RC 3000-332-RC 3000-392-RC 3000-472-RC 3000-562-RC 3000-682-RC 3000-822-RC 3000-103-RC L (µH) ± 15 % @ 1 KHz DCR (Ω) Max. I, DC* (A) 100 120 150 180 220 270 330 390 470 560 680 820 (mH) 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10 0.155 0.166 0.204 0.259 0.316 0.345 0.415 0.515 0.706 0.742 0.897 1.16 1.13 1.09 0.99 0.81 0.79 0.76 0.69 0.62 0.53 0.52 0.47 0.41 1.38 1.89 2.47 2.80 3.12 3.68 4.71 5.16 6.64 9.03 10.2 11.5 13.1 0.38 0.32 0.28 0.26 0.25 0.23 0.21 0.20 0.18 0.15 0.14 0.13 0.12 E T E L O S B O Notes • Rated current to cause approx. 35 °C temperature rise † RoHS Directive 2002/95/EC Jan 27 2003 including Annex. “-RC” suffix indicates RoHS compliance. 0.49 0.40 Max. 0.020 1 2 4 3 1 4 2 3 0.253 0.185 Dimensions: Inches Tel. (877) 426-8767 • Fax (951) 781-5006 REV. 06/08 www.bourns.com 27.1