e cores (9498105002) part number: 9498105002 98 e core set the e core geometry offers an economical design approach for inductive applications in a variety of power designs . e cores can be supplied with the center post gapped to a mechanical dimension or an a l value. catalog drawing 3d model weight indicated is per pair or set. weight: 16 (g) chart legend l/ a ?: ?core constant,??? l e ?: ?effective path length,??? a e ?: ?effective cross- sectional area,??? v e ?: ?effective core volume a l ?: ?inductance factor ? explanation of part numbers: digits 1 & 2 = product class and 3 & 4 = material grade. electrical properties a l (nh) 1900 25% ae(cm 2 ) 0.509 l/ a(cm -1 ) 11.4 l e (cm) 5.79 v e (cm 3 ) 2.95 a min (cm 2 ) 0.49 fair- rite products corp.?? ? ??one commercial row, wallkill, new york 12589-0288 888-324-7748 ?? ? ?? 845-895-2055 ?? ? ?? fax: 845-895-2629 ?? ? ?? ferrites@fair- rite.com ?? ? ??www.fair- rite.com dim mm mm tol nominal inch inch misc. a 25.05 0.65 0.986 _ b 12.55 0.25 0.494 _ c 7.2 0.30 0.283 _ d 8.95 0.25 0.352 _ e 17.5 min 0.689 min f 7.25 0.25 0.285 _
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