Magnetics Make Possible High Power High Performance Molded Surface Mount Inductors MODEL HM72B-12 Features Operating Temperature Range -40°C to +130°C Temperature Rise, Maximum +50°C Operating Frequency Up to 3MHz RoHS Compliant Specifications @ 25°C Part Number HM72B-121R0HLF HM72B-121R2HLF HM72B-121R5HLF HM72B-121R8HLF HM72B-122R2HLF HM72B-123R3HLF HM72B-124R7HLF HM72B-125R6HLF HM72B-126R8HLF HM72B-128R2HLF HM72B-12100HLF HM72B-12200HLF DCR (mΩ) Inductance(1) μH±20% Heat Rating Current Isat(2) (Adc) Typ. Max. 1.00 1.20 1.50 1.80 2.20 3.30 4.70 5.60 6.80 8.20 10.0 20.0 31.5 29.5 26.5 23.5 22.5 18.0 13.5 13.0 11.0 10.5 9.9 6.7 51.0 50.0 43.0 45.0 40.0 35.0 26.0 25.0 20.0 19.0 15.0 12.0 2.35 2.45 2.80 3.00 4.12 6.50 8.65 10.0 13.9 15.1 16.8 35.5 2.60 2.95 3.30 3.55 4.62 7.65 9.65 11.3 15.4 17.0 19.2 40.5 Notes: (1) Inductance is measured at 100 kHz, 0.1Vac without DC current. (2) The saturation current (Isat) is the typical current at which the inductance will be decreased by 30% from its initial (0 Adc) value. (3) The part temperature (ambient + temperature rise) should not exceed 130°C. Outline Dimensions (mm) Top View Side View Bottom View Recommended PCB layout General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. www.ttelectronicsmagnetics.com © TT Electronics plc Rev. 01 High Power High Performance Molded Surface Mount Inductors Make Possible MODEL HM72B-12 Electrical Characteristic @ 25°C Packaging One reel (13”) 400 pcs Ordering Information HM72B - 12 1R0 H LF TR13 Model Series Case Size Inductance Code: First 2 digits are significant. Last digit denotes number of trailing zeros. For values below 10μH, “R” denotes the decimal point. 13” tape & reel packing Lead Free Optional height: Inductance Code: “L”, or “H” General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. www.ttelectronicsmagnetics.com © TT Electronics plc Rev. 01