suggested pad layout 7.50 4.00 a bottom view date code d b xxx 3.40 e c f a-47 mpl73 type schematics mechanical construction at 25 c: 100khz, 0.25v o 2 1 2 1 unit: mm / inch a = 7.20 0.30 / 0.283 0.012 b=7.0/0.276 c = 2.40 0.30 / 0.094 0.012 d=3.00/0.118max e = 0.01 / 0.0004 min f = 1.27 0.30 / 0.050 0.012 max notes 1. lo is the value of initial inductance. 2. isat shows the dc current that will cause lo to drop approximately 20%. 3. irms shows the dc current that will cause an approximately t of 40 c. 4. operating temperature range: -55 c ~ +125 c. 5. rohs compliance. o oo features applications big current (32a) footprint compatible with most standard lower temperature rise at big current low dcr (1.7m ) without noise notebook computers dc/dc converters battery power equipment servers power inductor delta electronics, inc. (taoyuan plant cpbg) 252, shang ying road, kuei san, taoyuan h ien 333, taiwan, r.o.c. tel: 886-3-3591968; fax: 886-3-3591991 s http://www.deltaww.com/products/networking/power.htm smd type part no. lo dcr dcr isat irms (uh) 20% (m )typ (m ) max (amperes) (amperes) mpl73-0r1 0.10 1.5 1.7 60 32 mpl73-r15 0.15 1.9 2.5 52 26 mpl73-0r2 0.20 2.4 3.0 41 24 mpl73-r22 0.22 2.5 2.8 40 23 MPL73-R33 0.33 3.5 3.9 30 20 mpl73-r47 0.47 4 4.2 26 17.5 mpl73-r68 0.68 5 5.5 25 15.5 mpl73-r82 0.82 6.8 8 24 13 mpl73-1r0 1.00 9 10 22 11 mpl73-1r5 1.5 14 15 18 9 mpl73-2r2 2.2 18 20 14 8 mpl73-3r3 3.3 28 30 13.5 6 mpl73-4r7 4.7 37 40 10 5.5 mpl73-6r8 6.8 54 60 8 4.5 mpl73-8r2 8.2 64 68 7.5 4 mpl73-100 10 102 105 7 3
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