NT IA PL † Ro HS CO M Varnished Chokes Special Features • High Q, high self-resonant frequency • High voltage application on phenolic components • Single layer or 3-pi universal wound • Low cost • Varnish coated • Operating temperature: phenolic -55 to +125 °C iron & ferrite -55 to +105 °C Notes * Current to cause 35 °C max. temperature rise † RoHS Directive 2002/95/EC Jan 27 2003 including Annex. 1.375 ± 0.125 0.75 ± 0.04 0.029 Fig. A 1.5 0.27 MAX. Part Number L (µH) ±20 % Q Min. 4602-RC 1.0 ±10 % 1.5 2.4 3.9 5.5 6.2 8.2 10 ±5 % 10 15 24 39 55 62 82 100 100 150 240 390 550 620 750 1000 L Test @1 KHz 1000 1500 2400 3900 5500 6200 8200 10,000 60 7.96 190 58 56 60 57 57 57 36 7.96 7.96 7.96 7.96 7.96 7.96 2.52 69 62 65 70 72 83 85 107 49 53 56 57 58 59 56 59 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.252 Q Test Freq. 0.252 0.252 0.252 0.252 0.252 0.252 0.252 0.0796 4604-RC 4606-RC 4608-RC 4609-RC 4610-RC 4611-RC 4612-RC 4622-RC 4624-RC 4626-RC 4628-RC 4629-RC 4630-RC 4631-RC 4632-RC 4642-RC 4644-RC 4646-RC 4648-RC 4649-RC 4650-RC 4651-RC 4652-RC 0.875 0.032 Fig. B 0.29 MAX. 0.875 1.5 4600 Series SRF DCR (MHz) Ω Min. Max. Test Freq. (MHz) 4662-RC 4664-RC 4666-RC 4668-RC 4669-RC 4670-RC 4671-RC 4672-RC 83 82 80 73 69 89 83 68 I, DC* (mA) Coil Diam. Max. Core Matl. Fig. 0.05 2000 0.27 Phenolic A 149 120 93 80 76 65 61 0.093 0.19 0.45 0.67 0.83 1.2 1.5 1800 1500 1000 850 700 600 500 0.27 0.27 0.27 0.27 0.27 0.27 0.27 Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic A A A A A A A 40 33 25 20 17 16 13 12 11 8.8 7.2 5.6 4.8 4.5 4.0 3.7 0.11 0.17 0.34 0.65 1.0 1.2 1.9 3.0 5.4 6.5 8.5 11.0 13.0 15.0 16.0 19.0 1500 1000 800 600 500 475 450 400 160 160 160 160 160 160 160 160 0.29 0.29 0.29 0.29 0.29 0.29 0.29 0.29 0.41 0.41 0.44 0.50 0.50 0.53 0.53 0.56 Iron Iron Iron Iron Iron Iron Iron Iron Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic Phenolic B B B B B B B B C C C C C C C C 2.6 2.1 1.7 1.4 1.1 1.0 0.94 0.82 8.6 11.0 15.0 20.0 25.0 37.0 46.0 50.0 160 160 160 160 160 100 100 100 0.47 0.47 0.53 0.56 0.59 0.53 0.56 0.59 Iron Iron Iron Iron Iron Iron Iron Iron D D D D D D D D “-RC” suffix indicates RoHS compliance. 0.029 Fig. C A 0.875 1.5 0.032 A Fig. D Dimensions: Inches Tel. (877) 426-8767 • Fax (951) 781-5006 REV. 02/09 www.bourns.com 20.1