tel. (877) 426-8767 ? fax (951) 781-5006 www.bourns.com 5.10 shielded, smt power inductors special features ? magnetic shielded for low radiation ? ferrite bobbin core ? low core loss for high frequency power applications ? low pro? le, compact size ? large terminal surface for good pcb bonding ? operating temperature -30 to +100 c ? tape & reel packaged 2000/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 max. 35 % of inductance drop and 40 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. pm428s series part number l (h) 30 % @ 100 khz dcr () max. i * (a) bourns equivalent pm428s-1r2 1.2 0.024 2.56 srr4028** pm428s-1r8 1.8 0.028 2.20 pm428s-2r2 2.2 0.031 2.04 pm428s-2r7 2.7 0.043 1.60 pm428s-3r3 3.3 0.049 1.57 pm428s-3r9 3.9 0.065 1.44 pm428s-4r7 4.7 0.072 1.32 pm428s-5r6 5.6 0.101 1.17 pm428s-6r8 6.8 0.109 1.12 pm428s-8r2 8.2 0.118 1.04 pm428s-100 10 0.128 1.00 pm428s-120 12 0.132 0.84 pm428s-150 15 0.149 0.76 PM428S-180 18 0.166 0.72 pm428s-220 22 0.235 0.70 pm428s-270 27 0.261 0.58 pm428s-330 33 0.378 0.56 pm428s-390 39 0.384 0.50 pm428s-470 47 0.587 0.48 pm428s-560 56 0.625 0.41 pm428s-680 68 0.699 0.35 pm428s-820 82 0.915 0.32 pm428s-101 100 1.02 0.29 pm428s-121 120 1.27 0.27 pm428s-151 150 1.35 0.24 pm428s-181 180 1.54 0.22 for rohs compliant version, add -rc to part number. 5.0 5.3 6.9 max pad layout dimensions: mm 1.5 4.5 4.5 1.5 5.3 max 5.0 max 3.0 max
|
