DELTA P/N : SIQ73 Series Mechanical dimensions Dimensions (Unit : mm) A 7.3 ± 0.2 B 7.3 ± 0.2 C 3.4 MAX(3.5 MAX for SIQ73C) D 5.0 ± 0.2 E 2.0 ± 0.2 F 1.1 ± 0.2 G 4.8 H 1.6 I 2.2 Electrical Characteristics @25℃ , 100KHz, 0.1V for 0.27~6.8uH. 1KHz,1.0V for 10~1000uH.. L1 DCR Isat2 Ir3 (uH) (mΩ) MAX (Adc) (Adc) SIQ73A-R27 0.27 5.6 11 11 SIQ73A-R45 0.45 7.6 9.0 9.0 SIQ73A-1R0 1.0 12 6.5 5.7 SIQ73-1R2 1.2 13 4.7 4.7 SIQ73C-2R0 2.0 24 7.3 4.0 SIQ73A-2R2 2.2 15.6 ± 20% 5.52 4.3 SIQ73C-3R3 3.3 37 6.7 3.2 SIQ73-4R7 4.7 45 2.3 2.3 SIQ73C-4R7 4.7 44 5.5 2.5 SIQ73C-5R6 5.6 50 5.1 2.4 SIQ73C-6R8 6.8 62 4.4 2.1 SIQ73-6R8 6.8 60 2.0 2.0 SIQ73-100 10 72 1.68 1.68 SIQ73-120 12 98 1.52 1.52 SIQ73-150 15 130 1.33 1.33 SIQ73-180 18 140 1.20 1.20 SIQ73-220 22 190 1.07 1.07 SIQ73-270 27 210 0.96 0.96 SIQ73-330 33 240 0.91 0.91 SIQ73E-330 33 240 1.15 1.22 SIQ73-390 39 320 0.77 0.77 SIQ73-470 47 360 0.76 0.76 SIQ73-560 56 470 0.68 0.68 SIQ73-680 68 520 0.61 0.61 SIQ73-820 82 690 0.57 0.57 SIQ73-101 100 790 0.50 0.50 SIQ73-121 120 890 0.49 0.49 SIQ73-151 150 1270 0.43 0.43 SIQ73-181 180 1450 0.39 0.39 SIQ73-221 220 1650 0.35 0.35 SIQ73-271 270 2310 0.32 0.32 SIQ73-331 330 2620 0.28 0.28 SIQ73-391 390 2940 0.26 0.26 SIQ73-471 470 4180 0.24 0.24 SIQ73-561 560 4670 0.22 0.22 SIQ73-681 680 5730 0.19 0.19 SIQ73-821 820 6540 0.18 0.18 SIQ73-102 1000 9440 0.16 0.16 Tolerance of inductance : ± 20% Isat is the DC current which cause the inductance drop less than 25% of it’s nominal inductance without current(30% Typ. for SIQ73C) Ir is the DC current which cause the surface temperature of the part increase less than 45 ℃. Operating temperature: -40℃ to 125℃ (Self-temperature rise included). Delta P/N 1. 2. 3. 4.