2 / 3 page  © Coilcraft, Inc. 2009 Specifications subject to change without notice. Please check our website for latest information. Document 420-2 Document 420-2 Revised 10/20/08 CurrentDerating Temperature Rise vs Current 70 80 60 50 40 30 20 10 0 Current (A rms) 5 0 15 202530 35 10 0.36 µH 2.3 µH MVR12xxT MVR12xxC 0.25 µH 0.36 µH 0.56 µH 0.65 µH 1.10 µH 1.65 µH 0.1 1 100 10 Current (A) 0.2 0.5 0.4 0.3 0.1 MVR1251T-361 MVR1247C-361 MVR Series – VRM/VRD Power Inductor L vs Current Comparison – 0.36 μH -40 -20 0 20 40 60 80 100 140 120 Ambient temperature (°C) 120 110 100 90 80 70 60 50 40 30 20 10 0 Isat Irms MVRT MVRC 0.375 9,53 0.351 8,91 0.100 2,54 Recommended Land Pattern 0.336 ±0.010 8,53 ±0,25 0.223 ±0.012 5,67 ±0,30 0.069 ±0.002 1,75 ±0,05 Height (see table) Length (see table) Start Finish 0.369 9,38 0.384 9,75 Dash number MVR MVR C or T Internal code typ max Part Marking Height (in. / mm) Length(in. / mm) Body size typ max typ max MVR1247 0.171 / 4,35 0.185 / 4,70 0.448 / 11,37 0.453 / 11,50 MVR1251 0.181 / 4,61 0.200 / 5,10 0.439 / 11,14 0.453 / 11,50 MVR1255 0.207 / 5,25 0.217 / 5,50 0.448 / 11,37 0.453 / 11,50 MVR1261 0.232 / 5,90 0.240 / 6,10 0.448 / 11,37 0.453 / 11,50 MVR1271 0.262 / 6,65 0.280 / 7,10 0.448 / 11,37 0.453 / 11,50 MVR1278 0.287 / 7,29 0.307 / 7,80 0.448 / 11,37 0.453 / 11,50 0.1 100 10 1 Frequency (MHz) 10 9 8 7 6 5 4 3 2 1 0 MVR1251T-361 MVR1247C-361 ESR vs Frequency Comparison – 0.36 μH Dimensions are in inches mm |
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