tel. (877) 426-8767 ?fax (951) 781-5006 www.bourns.com 28.1 ? rohs compliant emi t network filters special features ?ferrite beads and chip capacitor t network emi lters ?excellent noise ltering capability at high frequency ?taped packaged for automated insertion ?rated current: 5 a ?rated voltage: 50 vdc ?dc resistance: 0.05 ohms max. ?insulation resistance: 10 g ohms @ 50 vdc ?dielectric withstanding voltage: 125 vdc ?operating temperature: -25 to +85 ? ?ammo pack 2000 / box typical applications ?personal computers, printers, hard drives and telecommunication equipment ?digital audio and video equipment ?switch power supplies and ac adapters ?automotive electronics ?industrial electronic devices emi t series part number cp (pf) @ 1 khz 25 db attenuation frequency (mhz) 15 db attenuation frequency (mhz) emi220t-rc 22 ?0 % 800 ?1000 200 ?800 emi470t-rc 47 ?0 % 550 ?700 350 ?800 emi101t-rc 100 ?0 % 350 ?500 200 ?800 emi221t-rc 220 ?0 % 200 ?350 100 ?800 EMI271T-RC 270 ?0 % 200 ?300 80 ?800 emi471t-rc 470 ?0 % 120 ?300 50 ?800 emi102t-rc 1000 ?0 % 70 ?200 30 ?800 emi222t-rc 2200 ?0 % 45 ?200 20 ?800 emi332t-rc 3300 ?0 % 35 ?200 15 ?800 emi103t-rc 10,000 -20 %, +80 % 15 - 200 6 - 800 3.2 max. 9.0 max. 8.0 max. 2.5 2.5 marking 0.5 dia. c101 yymmdd dimensions: mm ferrite bead cp ferrite bead <1> <1> beads exposure <1 mm (0.039 ? typical attenuation characteristics 0 10 20 30 40 50 60 70 1510 0.5 50 100 500 1000 frequency (mhz) attenuation (db) 1 10 2 3 4 5 6 7 8 9 1 - emi220t-rc 2 - emi470t-rc 3 - emi101t-rc 4 - emi221t-rc 5 - EMI271T-RC 6 - emi471t-rc 7 - emi102t-rc 8 - emi222t-rc 9 - emi332t-rc 10 - emi103t-rc ? rohs directive 2002/95/ec jan 27 2003 including annex. -rc su? x indicates rohs compliance. rev. 11/09
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