SMT Power Inductor SI54 Type Features RoHS compliant. Low profile (3.5mm max.Height)), SMD type. Unshielded. Self-leads,suitable for high density mounting. High energy storage and low DCR Provided with embossed carrier tape packing. Ideal for power source circuits, DC-DC converter, DC-AC inverters inductor applications. In addition to the standard versions shown here, customized inductors are available to meet your exact requirements. Mechanical Dimension: RECOMMENDED PAD PATTERNS C 4.0 B A D Electrical Characteristics: 1 5.2 1.0 UNIT:mm/inch A = 4.50.15 / 0.1770.006 B = 4.00.15 / 0.1570.006 C = 3.20.3 / 0.1260.012 D = 1.00.2 / 0.0390.008 25, 1KHz, 1V 2 PART NO. L (uH) DCR () MAX Irated (Adc) SI54-1R0L SI54-1R5L SI54-1R8L SI54-2R2L SI54-2R7L SI54-3R3L SI54-3R9L SI54-4R7L SI54-5R6L SI54-6R8L SI54-8R2L SI54-100K SI54-120K SI54-150K SI54-180K SI54-220K SI54-270K SI54-330K SI54-390K SI54-470K SI54-560K SI54-680K 1.00 1.50 1.80 2.20 2.70 3.30 3.90 4.70 5.60 6.80 8.20 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 0.048 0.056 0.063 0.071 0.078 0.086 0.093 0.108 0.125 0.131 0.146 0.182 0.210 0.235 0.338 0.378 0.522 0.540 0.587 0.844 0.937 1.117 2.70 2.60 2.00 1.90 1.80 1.70 1.60 1.50 1.40 1.30 1.20 1.10 0.97 0.85 0.74 0.68 0.62 0.56 0.52 0.44 0.42 0.37 1.Tolerance of inductance15% for 1.0~8.2uH, 10% for 10~68uH. 2.Irated is the DC current which cause the inductance drop less than 10% of its nominal inductance without current and the surface temperature of the part increase less than 45. 3.Operating temperature:-20 to 105 (including self-temperature rise).