SMT Power Inductors B82478 Rated inductance 10 to 1000 µH Rated current 400 to 3500 mA Construction ■ ■ ■ ■ Ferrite core Winding: enamel copper wire Plastic terminal carrier Winding soldered to terminals Features ■ High rated current ■ Low dc resistance ■ Suitable for reflow soldering (IR and vapor phase) Applications ■ ■ ■ ■ ■ Filtering of supply voltages Coupling / decoupling DC/DC converters Automotive electronics Telecommunications Terminals ■ Tinned Sn/Pb Marking None Delivery mode 24-mm blister tape, reel packing For details on taping, packing and packing units see page 155 144 04/00 SMT Power Inductors B82478 11,6 max. Dimensional drawing 3 max. 8,5 max. 11,6 max. 4 14,0 max. 2,55 2,55 6 SSB1467-6 Layout recommendation C B Soldering Lötfläche area A 5 mm A B 13 mm SSB1505-M 145 04/00 C 5 mm SMT Power Inductors B82478 General technical data Rated inductance LR Measured with HP 4194A at 10 kHz, measuring current ≤ 1 mA Rated current IR Maximum permissible dc with inductance decrease ∆L /L0 ≈10 % and temperature increase of ≤ 40 K at rated temperature of 85°C DC resistance Rmax Measured at 20°C ambient temperature Climatic category In accordance with IEC 60068-1 40/125/56 (– 40°C/+ 125°C/56 days damp heat test) Solderability 5 s, 235 ˚C, wetting >90 % Weight Approx. 3 g Characteristics and ordering codes LR 1) µH Tolerance IR mA Rmax Ω fres MHz Ordering code ± 20 % ^ M 3500 3100 2600 0,06 0,08 0,10 20 16 13 B82478-A1103-M B82478-A1153-M B82478-A1223-M 33 47 68 2300 1950 1650 0,12 0,17 0,22 10 8 7 B82478-A1333-M B82478-A1473-M B82478-A1683-M 100 150 220 1400 1200 950 0,35 0,47 0,73 6 4,8 3,2 B82478-A1104-M B82478-A1154-M B82478-A1224-M 330 470 680 1000 800 650 500 460 1,15 1,48 2,45 3,00 2,5 2,2 2,0 1,8 B82478-A1334-M B82478-A1474-M B82478-A1684-M B82478-A1105-M 10 15 22 1) Smaller L values upon request 146 04/00