4.19 tel. (877) 426-8767 ? fax (951) 781-5006 www.bourns.com ? rohs compliant special features ? high current ? molded construction for high reliability and superior environmental protection ? high resistance to solder heat, moisture ? ferrite bobbin core ? operating temperature -20 to +100 c ? tape & reel packaged 500/reel typical applications ? desktop, notebook computers, servers ? network hubs, bridges, routers ? xdsl, pbx base stations ? cell phones, pagers, gps systems ? pdas, mp3 players, digital cameras ? digital tvs, dvds, cable modems, dss set-top boxes ? battery chargers ? high frequency wireless communication devices ? electronic game devices notes * rated current to cause 20 c temperature rise ** closest alternative - these models are available on requests as projects only. please consult a bourns application engineer for the solution that best suits your needs. high current chip inductors pm1812h series part number l (h) 10 % q min. test freq. (mhz) srf (mhz) min. dcr (?) max. i, dc* (ma) bourns equivalent pm1812h-1r0k-rc 1.0 10 7.96 180.0 0.11 1050 cc453232** pm1812h-1r2k-rc 1.2 10 7.96 160.0 0.12 1000 pm1812h-1r5k-rc 1.5 10 7.96 130.0 0.15 950 PM1812H-1R8K-RC 1.8 10 7.96 100.0 0.16 900 pm1812h-2r2k-rc 2.2 10 7.96 80.0 0.18 850 pm1812h-2r7k-rc 2.7 10 7.96 60.0 0.20 800 pm1812h-3r3k-rc 3.3 10 7.96 45.0 0.22 750 pm1812h-3r9k-rc 3.9 10 7.96 40.0 0.24 700 pm1812h-4r7k-rc 4.7 10 7.96 35.0 0.27 650 pm1812h-5r6k-rc 5.6 10 7.96 30.0 0.30 650 pm1812h-6r8k-rc 6.8 10 7.96 28.0 0.35 600 pm1812h-8r2k-rc 8.2 10 7.96 25.0 0.40 600 pm1812h-100k-rc 10 10 2.52 22.0 0.50 550 pm1812h-120k-rc 12 10 2.52 21.0 0.60 500 pm1812h-150k-rc 15 10 2.52 20.0 0.70 450 pm1812h-180k-rc 18 10 2.52 19.0 0.80 400 pm1812h-220k-rc 22 10 2.52 18.0 0.90 370 pm1812h-270k-rc 27 10 2.52 16.0 1.2 330 pm1812h-330k-rc 33 10 2.52 14.0 1.4 300 pm1812h-390k-rc 39 10 2.52 12.0 1.6 280 pm1812h-470k-rc 47 10 2.52 11.5 1.9 260 pm1812h-560k-rc 56 10 2.52 11.0 2.2 240 pm1812h-680k-rc 68 10 2.52 10.0 2.6 220 pm1812h-820k-rc 82 10 2.52 9.0 3.5 200 pm1812h-101k-rc 100 20 0.796 8.0 4.0 180 pm1812h-121k-rc 120 20 0.796 7.5 4.5 160 pm1812h-151k-rc 150 20 0.796 7.0 6.5 140 pm1812h-181k-rc 180 20 0.796 6.5 7.5 120 pm1812h-221k-rc 220 20 0.796 5.5 9.0 120 pm1812h-271k-rc 270 20 0.796 5.0 11.0 100 pm1812h-331k-rc 330 20 0.796 4.0 13.0 90 pm1812h-391k-rc 390 30 0.796 3.0 13.5 85 pm1812h-471k-rc 470 30 0.796 3.0 15.0 75 pm1812h-561k-rc 560 30 0.796 3.0 17.0 70 pm1812h-681k-rc 680 30 0.796 2.5 22.8 65 3.2 3.2 1.0 1.2 pad layout parallel connection 3 4 1.5 0.6 1.5 3 3 4.5 4 dimensions: mm tolerance: -/+0.2 series connection -/+0.4 ? rohs directive 2002/95/ec jan 27 2003 including annex. -rc su? x indicates rohs compliance. rev. 06/07
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