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| Datasheet File OCR Text: |
| dfe322512c inductance range: 0.47 ~ 10 ? h (unit: mm) (unit: mm) features L ? ? ? ? ? ? ? ?? ?? ? ?????? ? ?????? ? ]??Q ? ?? ? ??? standard part numbers ???E type dfe322512c (quantity/reel; 3,000 pcs) ? (1) S? y? ?? (2) ??S (3) ??NS ( 4 ) part number inductance (1) ( ? h) tol erance (%) test frequency ( m hz) dc resistance (2) (m ? ) max. (typ.) inductance decrease current (3) (a) max. (typ.) = 30 % temperature rise current ( 4 ) ? t=40 ? c (a) max. (typ.) 12 77 as - h - r 47m=p2 0.47 ? 20 1 31 (21) 4.7 (5.9) 3.7 (4.4) 1277as - h - r68m=p2 0.68 ? 20 1 35 (27) 4.2 (5.3) 3.5 (4.1) 12 77 as - h - 1r0 m=p2 1.0 ? 20 1 45 (34) 3.7 (4.6) 3.1 (3.7) 12 77 as - h - 1r5 m=p2 1.5 ? 20 1 65 (50) 3.0 (3.7) 2.6 (3.0) 12 77 as - h - 2r2 m=p2 2.2 ? 20 1 84 (70) 2.6 (3.2) 2.1 (2.5) 12 77 as - h - 3r3 m=p2 3.3 ? 20 1 126 (105) 2.1 (2.6) 1.8 (2.1) 12 77 as - h - 4r7 m=p2 4.7 ? 20 1 180 (150) 1.8 (2.2) 1.4 (1.7) 12 77 as - h - 6r 8m=p2 6.8 ? 20 1 276 (230) 1.5 (1.9) 1.2 (1.5) 12 77 as - h - 100 m=p2 10 ? 20 1 420 (350) 1.2 (1.5) 0.9 (1.1) (1) inductance is measured with a lcr meter 4284a ( agilent technologies ) or equivalent . test frequency at 1 m hz (2) dc resistance is measured with 34420a (agilent technologies) or 3541(hioki). (reference ambient temperature 20c) (3) inductance decrease current based upon 30 % inductance reduction from the initial value (4) temperature rise c urrent based upon 40c temperature rise. (reference ambient temperature 2 0 c) (1) ?? lcr ` 4284a ( agilent technologies ) ? ???y?y? 1 m hz (2) ???y 34420a agilent technologies ? 3541 hioki ???y??? 2 0 c (3) ??S??r ??? ? 30 % p?? (4) ??NS?? 40c ?N? ?? 2 0 c ??? recommended patterns ?X?` metal alloy inductors ??? ? ? l l
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