Inductor Features: • • • • • • • • Ferrite based SMD inductor with lower core loss. Inductance range: 1 µH to 1,000 µH. Custom values are welcome. High current output chokes, up to 8 amperes with about 30% roll off. Low profile 3.55 mm maximum height. Foot print 7.6 × 7.6 mm maximum. Ideal for LCD driver, DSC/DVC, Notebook PC or High density board design. Operating temperature range -55°C to + 130°C. T and R Quantity: 1,350 pieces, 13 inches reel. Mechanical Dimensions Top View Side View Typ. Bottom View MCSDRH73B A 7.3 ±0.3 mm - B 7.3 ±0.3 mm - C 3.55 mm (Max.) D 7 ±0.3 mm - Suggest PCB Layout E 3.9 mm Dimensions : Millimetres F 2 mm (Ref.) Electrical Characteristics of MCSDRH73B Series OCL (µH) ±20% DCR Ω) (Ω (Typ.) DCR Ω) (Ω (Max.) Isat (A) at 25°C L at Isat (µH) (Typ.) Irms (A) at 25°C L at Irms (µH) (Typ.) 1 0.0091 0.0109 8 0.785 6.5 0.89 1.5 0.0125 0.015 6.52 1.186 5.54 1.325 2.2 0.018 0.0216 5.52 1.7 4.6 1.95 3.3 0.023 0.0276 4.4 2.69 4.08 2.84 4.7 0.0297 0.0356 3.78 3.63 3.65 3.8 6.8 0.0415 0.0498 3.12 5.53 3.04 5.66 8.2 0.0525 0.063 2.8 6.5 2.7 6.7 10 0.0656 0.0787 2.5 8.16 2.35 8.48 15 0.08 0.096 2.05 10.3 2.12 9.65 22 0.108 0.13 1.67 15.25 1.83 13.9 33 0.166 0.199 1.35 24.75 1.48 19.75 47 0.231 0.277 1.14 33.2 1.25 27.9 68 0.331 0.397 0.96 48 1.04 41.33 82 0.41 0.492 0.89 55.05 0.94 49.3 100 0.491 0.589 0.79 71 0.86 60.33 150 0.751 0.901 0.65 100.8 0.69 88.9 220 1.05 1.26 0.53 156.3 0.59 126 www.element14.com www.farnell.com www.newark.com Page <1> 15/03/11 V1.1 Inductor Electrical Characteristics of MCSDRH73B Series OCL (µH) ±20% DCR Ω) (Ω (Typ.) DCR Ω) (Ω (Max.) Isat (A) at 25°C L at Isat (µH) (Typ.) Irms (A) at 25°C L at Irms (µH) (Typ.) 330 1.59 1.908 0.44 252.7 0.48 219.9 470 2.17 2.604 0.37 320.2 0.41 263.7 680 3.12 3.744 0.31 542.1 0.34 467.3 820 4.01 4.812 0.28 591.3 0.3 515.5 1,000 5.06 6.072 0.25 679.9 0.27 578.4 Note : 1. OCL (Open Circuit Inductance) and L at Irms and L at Isat and DCR are measured at: 100 KHz,0.25 V at 25ºC. 2. Isat : DC current that causes inductance to drop by approximately 30% from OCL ; (Ta = 25ºC). 3. Irms : DC current that causes an approximate temperature rise (∆T) of 40°C ; (Ta = 25ºC). Inductance vs. Current www.element14.com www.farnell.com www.newark.com Page <2> 15/03/11 V1.1 Inductor Part Number Table Description Part Number Inductor, 1µH, 20%, 4.5A MCSDRH73B-1R0MHF Inductor, 1.5µH, 20%, 2pins MCSDRH73B-1R5MHF Inductor, 2.2µH, 3.9A, 20% MCSDRH73B-2R2MHF Inductor, 3.3µH, 20%, 2pins MCSDRH73B-3R3MHF Inductor, 4.7µH, 2.5A, 20% MCSDRH73B-4R7MHF Inductor, 6.8µH, 20%, 2pins MCSDRH73B-6R8MHF Inductor, 8.2µH, 20%, 2pins MCSDRH73B-8R2MHF Inductor, 10µH, 20%, 1.8A MCSDRH73B-100MHF Inductor, 15µH, 1.5A, 20% MCSDRH73B-150MHF Inductor, 22µH, 1.2A, 20% MCSDRH73B-220MHF Inductor, 33µH, 1.05A, 20% MCSDRH73B-330MHF Inductor, 47µH, 900mA, 20% MCSDRH73B-470MHF Inductor, 68µH, 20%, 700mA MCSDRH73B-680MHF Inductor, 82µH, 20%, 640mA MCSDRH73B-820MHF Inductor, 100µH, 20%, 580mA MCSDRH73B-101MHF Inductor, 150µH, 450mA, 20% MCSDRH73B-151MHF Inductor, 220µH, 360mA, 20% MCSDRH73B-221MHF Inductor, 330µH, 300mA, 20% MCSDRH73B-331MHF Inductor, 470µH, 20%, 250mA MCSDRH73B-471MHF Inductor, 680µH, 20%, 210mA MCSDRH73B-681MHF Inductor, 820µH, 20%, 200mA MCSDRH73B-821MHF Inductor, 1mH, 20%, 2pins MCSDRH73B-102MHF Important Notice : This data sheet and its contents (the "Information") belong to the members of the Premier Farnell group of companies (the "Group") or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group's liability for death or personal injury resulting from its negligence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2011. www.element14.com www.farnell.com www.newark.com Page <3> 15/03/11 V1.1