SMT Power Inductor SIL520 Type Features RoHS compliant. Small size (4.8mm*4.8mm), low profile (2.0mm max. height) SMD type. Magnetically shielded, suitable for high density mounting. High energy storage and low DCR. Provided with embossed carrier tape packing. Idel for power source circuits, DC-DC converter, DC-AC inverters inductor application. In addition to the standard versions shown here, customized inductors are available to meet your exact requirements. Mechanical Dimension: RECOMMENDED PAD PATTERNS B C 5.3 UNIT : mm / inch A = 5.0 / 0.197 Max. B = 5.0 / 0.197 Max. C = 2.0 / 0.079 Max. D = 1.5 0.1 / 0.059 0.004 1.0 A 5.3 D Electrical Characteristics: At 25 C: 100KHz, 0.1V o SIL520 - 1R0 SIL520 - 2R2 SIL520A - 2R2 SIL520 - 2R7 SIL520 - 3R3 SIL520A - 3R3 SIL520 - 3R9 SIL520 - 4R7 SIL520A - 4R7 SIL520B - 4R7 SIL520 - 5R6 SIL520 - 6R8 SIL520 - 8R2 SIL520 - 100 SIL520 - 120 SIL520 - 150 SIL520 - 180 SIL520 - 220 SIL520 - 270 SIL520 - 330 SIL520 - 390 SIL520 - 470 SIL520 - 560 SIL520 - 680 SIL520 - 820 SIL520 - 101 SIL520 - 121 SIL520 - 151 SIL520 - 181 L1 (uH) 1.0 2.2 2.2 2.7 3.3 3.3 3.9 4.7 4.7 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 82.0 100.0 120.0 150.0 180.0 DCR ( ) MAX 0.035 0.060 0.065 0.065 0.080 0.085 0.090 0.110 0.125 0.130 0.120 0.145 0.160 0.200 0.210 0.240 0.338 0.397 0.441 0.690 0.709 0.922 1.080 1.300 1.560 1.730 2.390 2.670 4.000 Irated 2 (Adc) 2.90 1.90 2.40 1.70 1.50 2.00 1.40 1.30 1.50 1.90 1.20 1.05 1.00 0.61 0.56 0.50 0.48 0.41 0.35 0.32 0.30 0.28 0.26 0.24 0.22 0.20 0.18 0.15 0.14 100.00 101 820 680 560 470 INDUCTANCE (uH) PART NO. 390 330 270 220 180 150 120 10.00 0.00 100 0.01 0.10 1.00 10.00 CURRENT (A) 1. Tolerance of inductance : 30%. 2. Irated is the DC current which cause the inductance drop less than 35% of its nominal inductance without current and the surface temperature of the part increase less than 45oC. 3. Operating temperature: -20oC to 105oC (including self-temperature rise). DELTA ELECTRONICS, INC. (TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C. TEL: 886-3-3591968; FAX: 886-3-3591991 http://www.deltaww.com 34