tel. (877) 426-8767 ? fax (951) 781-5006 www.bourns.com 5.22 shielded, smt power inductors pm74sh series part number l (h) 20 % @1 khz dcr () max. i* (a) bourns equivalent pm74sh-2r7m 2.7 0.027 2.78 srr7045 pm74sh-3r9m 3.9 0.028 2.71 pm74sh-4r7m 4.7 0.030 2.64 pm74sh-5r6m 5.6 0.036 2.38 pm74sh-6r3m 6.3 0.038 2.33 pm74sh-100m 10 0.045 2.14 pm74sh-120m 12 0.060 1.86 pm74sh-150m 15 0.075 1.66 pm74sh-180m 18 0.089 1.52 pm74sh-220m 22 0.11 1.40 pm74sh-270m 27 0.14 1.23 pm74sh-330m 33 0.14 1.22 pm74sh-390m 39 0.17 1.11 pm74sh-470m 47 0.18 1.08 pm74sh-560m 56 0.24 0.93 pm74sh-680m 68 0.27 0.87 pm74sh-820m 82 0.32 0.81 pm74sh-101m 100 0.43 0.69 pm74sh-121m 120 0.47 0.66 pm74sh-151m 150 0.54 0.62 pm74sh-181m 180 0.69 0.54 pm74sh-221m 220 0.96 0.46 pm74sh-271m 270 1.08 0.44 pm74sh-331m 330 1.32 0.39 pm74sh-391m 390 1.63 0.36 pm74sh-471m 470 1.85 0.33 PM74SH-561M 560 2.17 0.31 pm74sh-681m 680 2.90 0.27 pm74sh-821m 820 3.55 0.24 pm74sh-102m 1000 4.74 0.21 special features ? magnetic shielded for low radiation ? ferrite bobbin core ? low core loss for high frequency power applications ? low pro? le, compact size ? operating temperature -40 to +100 c ? tape & reel packaged 1000/reel typical applications ? desktop, notebook computers, servers ? network hubs, bridges, routers ? xdsl, pbx base stations ? 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. 20 % of inductance drop and 40 c temperature rise for rohs compliant version, add -rc to part number. 7.3 7.3 4.70 max. 2.7 5.4 3.1 4.8 8.0 pad layout dimensions: mm tolerance: -/+ 0.2
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