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Datasheet File OCR Text: |
dfe252012r inductance range: 1.0 ~ 4.7 ? h (unit: mm) (unit: mm) features L ? ? ? ? ? ? ? ?? ? ?? ? ?????? ? ?????? ? ]??Q ? ?? ? ?? standard part numbers ???E type dfe252012r (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 decre ase current (3) (a) max. (typ.) = 30 % temperature rise current ( 4 ) ? t=40 ? c (a) max. (typ.) dfe252012r - h - 1r0 m=p2 1.0 ? 20 1 49 (38) 3.4 (4.3) 3.1 (3.6) dfe252012r - h - 1r5 m=p2 1.5 ? 20 1 65 (53) 2.8 (3.5) 2.5 (2.9) dfe252012r - h - 2r2 m=p2 2.2 ? 20 1 90 (75) 2.4 (3 .0) 2.0 (2.4) dfe252012r - h - 4r7 m=p2 4.7 ? 20 1 216 (180) 1.7 (2.1) 1.4 (1.6) (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 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 ??? metal alloy inductors ??? ? recommended patterns ?X?` ? l l
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