Metal Alloy Inductors (R) DFE322512C Recommended patterns Inductance Range: 0.47~10H (Unit: mm) FEATURES (Unit: mm) Miniature size: 3225 footprint (3.2mmx2.5mm) and low profile(1.2mm Max. height) The use of magnetic iron powder ensure capability for large current. The use of Flat wire for Low DC resistance. Magnetically shielded, low audible core noise. Reflow solderable. Operating temperature : -40+85C Halogen Free, RoHS compliant. TOKO STANDARD PART NUMBERS (3.22.51.2mm Max.) -40+85C RoHS TYPE DFE322512C (Quantity/reel; 3,000 PCS) TOKO Part Number Inductance L(H) Tolerance (%) 1277AS-H-R47M 1277AS-H-R68M 1277AS-H-1R0M 1277AS-H-1R5M 1277AS-H-2R2M 1277AS-H-3R3M 1277AS-H-4R7M 1277AS-H-6R8M 1277AS-H-100M 0.47 0.68 1.0 1.5 2.2 3.3 4.7 6.8 10 20 20 20 20 20 20 20 20 20 Test Frequency (MHz) 1 1 1 1 1 1 1 1 1 (1) Inductance is measured with a LCR meter 4284A (Agilent Technologies) or equivalent. Test frequency at 1MHz (2) DC resistance is measured with 34420A (Agilent Technologies) or 3541(HIOKI). (Reference ambient temperature 20C) (3) Maximum allowable DC current is that which causes a 30% inductance reduction from the initial value, coil temperature to rise by 40C whichever is smaller. (Reference ambient temperature 20C) DC Resistance (m) Max. (Typ.) 31 (21) 35 (27) 45 (34) 65 (50) 84 (70) 126 (105) 180 (150) 276 (230) 420 (350) Rated DC Current (A) Max. (Typ.) L/L=30% T=40C 4.7 (5.9) 3.7 (4.4) 4.2 (5.3) 3.5 (4.1) 3.7 (4.6) 3.1 (3.7) 3.0 (3.7) 2.6 (3.0) 2.6 (3.2) 2.1 (2.5) 2.1 (2.6) 1.8 (2.1) 1.8 (2.2) 1.4 (1.7) 1.5 (1.9) 1.2 (1.5) 1.2 (1.5) 0.9 (1.1) (1) LCR4284A (Agilent Technologies) 1MHz (2) 34420AAgilent Technologies3541 HIOKI20C (3) 30 40C 20C