? coilcraft, inc. 2005 specifications subject to change without notice. please check our website for latest information. usb 2.0 common mode filter C 0805 document 306-1 document 306-1 revised 01/24/05 these coilcraft filters are designed to eliminate virtually all common mode noise in high-speed, differential mode signal transmission applications such as usb 2.0, ieee1394 and lvds. most provide greater than 25 db common mode attenuation and greater than 100 ohms impedance. the low profile design and standard 0805 footprint make it the ideal solution for designs where board space is at a premium. these dual-wound filters feature very low dc resistance and are available in eight values to meet your specific requirements. coilcraft designer?s kit c384 contains samples of all values shown here plus all values in our 1206usb and 0603usb series. to order, contact coilcraft or purchase online at http://order.coilcraft.com . common mode common mode impedance typ (ohms) attenuation typ (db) inductance 2 dcr max 3 isolation i rms 4 part number 1 10 mhz 100 mhz 500 mhz 10 mhz 100 mhz 500 mhz min (nh) (ohms) (vrms) (ma) 0805usb-421ml_ 14 42 70 1.1 2.3 8.4 23 0.12 250 500 0805usb-901ml_ 28 90 154 1.4 4.2 16.9 47 0.17 250 500 0805usb-172ml_ 57 170 303 2.3 6.7 22.0 84 0.25 250 500 0805usb-262ml_ 85 260 435 3.0 8.6 27.8 147 0.26 250 500 0805usb-372ml_ 118 370 641 4.5 11.9 34.3 189 0.32 250 500 0805usb-502ml_ 148 500 945 4.9 14.5 31.3 273 0.37 250 500 0805usb-672ml_ 246 670 1231 8.4 16.6 30.0 322 0.45 250 500 0805usb-902ml_ 294 900 1715 8.7 18.7 30.5 413 0.65 250 400 1. when ordering, please specify packaging code: 0805usb-902ml c packaging: c =7 machine-ready reel. eia-481 embossed plastic tape (2000 parts per full reel). b = less than full reel. in tape, but not machine ready. to have a leader and trailer added ($25 charge), use code letter c instead. d =13 machine-ready reel. eia-481 embossed plastic tape (7500 parts per full reel). 2. inductance measured at 100 mhz using an agilent/hp 4286a impedance analyzer and a coilcraft smd-a fixture. 3. dcr is specified per winding. 4. average current per winding for a 20c rise from 25c ambient. 5. operating temperature range ? 40c to 85c. 6. electrical specifications at 25c. 0.055 1,40 0.004 0,10 0.050 1,27 0.004 0,10 0.018 0,46 0.040 1,02 0.040 1,02 0.030 0,76 0.020 0,51 0.018 0,46 0.014 0,36 0.004 0,10 recommended land pattern 0.080 0.004 2,03 0,10 12 43 1 2 4 3 1 3 2 4 terminations: nickel/gold over silver palladium tape and reel: 2000/7 reel; 7500/13 reel 8 mm tape width for packaging data see tape and reel specifications section.
? coilcraft, inc. 2005 usb 2.0 common mode filter 0805 specifications subject to change without notice. please check our website for latest information. document 306-2 document 306-2 revised 01/24/05 typical attenuation typical impedance vs frequency atten uation (db) -902 -672 -262 -901 -421 -172 -502 -372 5 0 10 15 20 25 30 35 40 1 10 100 1000 frequency (mhz) common mode differential mode (typical for all parts) 1000 10000 100 10 1 110 1000 impedance (ohms) frequency (mhz) 100 -902 -672 -172 -901 -421 -262 -372 -502
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