SMT Power Inductor SIQ125R Type Features RoHS compliant. Magnetically shielded. 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 B C D 2.9 E 12.8 A 5.4 UNIT:mm/inch A = 12.2 0.3 / 0.480 0.012 B = 12.2 0.3 / 0.480 0.012 C = 6.0 / 0.236 Max. D = 7.6 0.3 / 0 .299 0.012 E = 5.0 / 0.197 F = 2.2 / 0.087 7.0 F Electrical Characteristics : 25 O C ,100KHz, 0.1V for 0.8uH~8.2uH and all of SIQ125RA. 1KHz, 1V for 10~1000uH. SIQ125RA - R82 L1 (uH) DCR (m ) MAX Ireted (Adc) 0.82 3.2 SIQ125R - 1R3 1.30 12.0 8.00 SIQ125RA - 1R3 1.30 4.0 15.00 16.80 SIQ125R - 2R1 2.10 1.4 7.00 SIQ125RA - 2R1 2.10 5.3 8.00 SIQ125RA - 2R8 2.80 8.1 7.00 SIQ125R - 3R1 3.10 17.0 6.00 SIQ125RA - 4R0 4.00 10.0 6.00 SIQ125R - 4R4 4.40 20.0 5.00 SIQ125RA - 4R7 4.70 15.0 8.00 SIQ125R - 5R8 5.80 21.0 4.40 SIQ125RA - 5R8 5.80 21.0 7.00 SIQ125R - 7R5 7.50 24.0 4.20 SIQ125RA - 8R2 8.20 23.0 6.00 10.00 25.0 4.00 SIQ125R - 100 SIQ125RA - 100 10.00 25.0 12.00 27.0 3.50 15.00 30.0 3.30 SIQ125RA - 150 15.00 33.0 4.20 SIQ125R - 180 18.00 34.0 3.00 SIQ125RA - 180 18.00 45.0 4.20 22.00 40.0 22.00 47.0 3.80 27.00 51.0 2.30 SIQ125R - 330 33.00 57.0 2.10 SIQ125RA - 330 33.00 57.0 3.00 SIQ125R - 390 39.00 68.0 2.00 SIQ125R - 470 47.00 75.0 1.80 SIQ125R - 560 56.00 110.0 1.70 68.00 120.0 68.00 140.0 2.10 82.00 140.0 1.40 SIQ125R - 101 100.00 160.0 1.30 SIQ125R - 121 120.00 170.0 1.10 SIQ125R - 151 150.00 230.0 1.00 180.00 290.0 220.00 400.0 0.80 270.00 460.0 0.75 SIQ125R - 331 330.00 510.0 0.68 SIQ125R - 391 390.00 690.0 0.65 SIQ125R - 471 470.00 770.0 0.58 SIQ125R - 561 560.00 860.0 0.54 680.00 1200.0 2R1 1R3 1.00 0.00 0.01 0.10 1.00 CURRENT(A) 0.90 SIQ125R - 221 SIQ125R - 271 SIQ125R - 681 10.00 102 821 681 561 471 391 331 271 221 181 151 121 101 820 680 560 470 390 330 270 220 180 150 120 100 7R5 5R8 4R4 3R1 1.50 SIQ125RA - 680 SIQ125R - 820 SIQ125R - 181 100.00 2.80 SIQ125RA - 220 SIQ125R - 270 SIQ125R - 680 1000.00 5.00 SIQ125R - 120 SIQ125R - 150 SIQ125R - 220 2 INDUCTANCE(uH) PART NO. 0.48 SIQ125R - 821 820.00 1340.0 0.43 SIQ125R - 102 1000.00 1530.0 0.40 1. Tolerance of inductance : +30%/-20% for 0.82~8.25uH, 20% for 10~1000uH. 2. Irated is the DC current which cause the inductance drop less othan 25% of its nominal inductance without current and the surface temperature increase less than 45 C. o of the part o 3. Operating temperature: -20 C to 105 C (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 28 10.00 100.00