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| Datasheet File OCR Text: |
| dfe201210u inductance range: 0 . 24 ~ 2.2 ? h (unit: mm) (unit: mm) features L ? ? ? ? ? ? ? ?? ?? ? ?????? ? ?????? ? ]??Q ? ?? ? ??? standard part numbers ???E type dfe201210u (quantity/reel; 3,000 pcs) ? (1) S? y? ?? (2) ??S (3) ??NS ( 4 ) part number inductance (1) ( ? h) tolerance (%) 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.) dfe201210u - r24m=p2 0.24 ? 20 1 25 (20) 6.5 (7.2) 3.8 (4.5) dfe201210u - r33m=p2 0.33 ? 20 1 31 (25) 5.2 (5.8) 3.4 (4.0) dfe201210u - r47m=p2 0.47 ? 20 1 42 (34) 4.4 (4.8) 3.0 (3.5) dfe201 210u - r68m=p2 0.68 ? 20 1 60 (50) 3.6 (4.0) 2.4 (2.8) dfe201210u - 1r0m=p2 1.0 ? 20 1 95 (79) 3.1 (3.4) 2.0 (2.4) dfe201210u - 1r5m=p2 1.5 ? 20 1 138 (115) 2.5 (2.8) 1.6 (1.9) dfe201210u - 2r2m=p2 2.2 ? 20 1 228 (190) 2.0 (2.2) 1.2 (1.4) (1) inductance is measur ed 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 % indu ctance reduction from the initial value (4) temperature rise current 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 ??? re commended patterns ?X?` metal alloy inductors ??? ? ? l l
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