FDH1040B

Fixed Inductors for Surface Mounting FDH1040/FDH1040B Inductance Range: 0.36~0.56µH DIMENSIONS FDH1040 11.2 4.0 Max. 2.55 (6.0) 2.55 FDH1040B 11.3 4.0 Max. 2.35 (6.6) 2.35 10.2 10.2 7.5 4.0 Tolerance : ±0.3 (Unit: mm) Recommended patterns FDH1040 FDH1040B 8.1 4.1 5.4 4.1 (Unit: mm) 3.8 6.0 3.8 (Unit: mm) www.DataSheet4U.com FEATURES 11.3×10.2mm square and 4.0mm Max. height. Magnetically shielded construction low DC resistance. Suitable for large current The use of magnetic metal alloy powder ensure capability For large current and compact size. 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 FDH1040(B) (Quantity/reel; 500 PCS) TOKO Part Number FDH1040(B)-R36M FDH1040(B)-R56M Inductance (1) (µH) 0.36 0.56 Tolerance (%) ±20 ±20 Inductance DC Decrease Current(3) Resistance (2) (A) Max. (Typ.) ∆L (mΩ) Max. (Typ.) =20% L 4.6 Type Temperature Rise Current(4) ∆ T=40°C (A) Max. (Typ.) 24 (29.7) 20 (25.4) FDH1040(B) 1.4 (1.22) 1.9 (1.66) 28 (38.4) 22 (30.2) (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 25°C) (3) Inductance Decrease Current based upon 20% inductance reduction from the initial value (4) Temperature Rise Current based upon 40°C temperature...