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| Fixed Inductors for Surface Mounting FDA1055 Inductance Range: 0.56~4.7H DIMENSIONS 1.5 10.8 NC (8.25) 5.5 Max. 2.5 Recommended patterns 3.0 2.4 2.0 4.3 2.0 A 1.5 C 2.9 Parts NO. FDA1055-R56M FDA1055-1R2M FDA1055-1R5M FDA1055-2R2M FDA1055-3R3M FDA1055-4R7M A 11.6 11.6 11.6 11.4 11.3 11.3 B 1.9 1.9 1.9 1.7 1.4 1.4 C 6.5 6.5 6.5 6.4 6.4 6.4 Tolerance : 0.3 (Unit: mm) (Unit: mm) FEATURES 11.7x10.8mm square and 5.5mm Max. height. Magnetically shielded, low DC resistance. Suitable for large current The use of magnetic metal alloy powder ensure capability for large current. * Low audible core noise. * Ideal for DC-DC converter applications in hand held personal computer and etc. * RoHS compliant. * * * * * * * * * * * SELECTION GUIDE FOR STANDARD COILS TYPE FDA1055 (Quantity/reel; 500 PCS) TOKO Part Number FDA1055-R56M FDA1055-1R2M FDA1055-1R5M FDA1055-2R2M FDA1055-3R3M FDA1055-4R7M Inductance (1) (H) 0.56 1.2 1.5 2.2 3.3 4.7 Tolerance (%) 20 20 20 20 20 20 Inductance DC Decrease Current(3) Resistance (2) (A) Max. (Typ.) L (m) Max. (Typ.) L =20% 1.8 (1.42) 2.9 (2.34) 3.5 (2.80) 4.8 (3.94) 7.3 (5.92) 11.0 (8.7) 27.7 (36.9) 20.0 (26.6) 18.0 (24.0) 15.5 (20.6) 11.7 (15.6) 9.9 (13.1) Temperature Rise Current(4) T=40C (A) Max. (Typ.) 22.7 (28.4) 17.9 (22.4) 16.6(20.8) 13.6 (17.0) 11.2 (14.0) 9.1 (11.4) (1) Inductance is measured with a LCR meter 4284A (Agilent Technologies) or equivalent. Test frequency at 100KHz (2) DC resistance is measured with 34420A (Agilent Technologies) or 3541(HIOKI). (environment temp. of 25C) (3) Inductance Decrease Current based upon 20% inductance reduction from the initial value (4) Temperature Rise Current based upon 40C temperature rise. (Reference ambient temperature 20C) (5) Absolute maximum voltage 30VDC. NOTICE: Please be sure that you carefully discuss your planned purchase with our sales division if you intend to use the product for business use etc. is severe. 7.7 B |
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