Molypermalloy

Molypermalloy

  • Nickel, Iron Molybdenum alloy powder material
  • Permeabilities: 14µ, 26µ, 60µ, 125µ, 147µ, 160µ, 173µ and 205µ
  • Very low loss powder material
  • Operating frequencies ≤200kHz
  • No thermal aging
  • Wide selection of toroids up to 154mm
  • Permeability vs. DC Magnetizing Force

  • Permeability vs. AC Flux Density

  • Permeability vs. Frequency

  • Permeability vs. Temperature

  • 14 Perm

  • 26 Perm

  • 60 Perm

  • 125 Perm

  • 147 Perm

  • 160 Perm

  • 173 Perm

  • 205 Perm

The following are all standard sizes available in the selected material type. The "xxx" in the Size Designation column represents the reference permeability, clicking on the partial part number will link to a part size table showing all materials/permeability offered for that size. Please note, clicking on the individual inductance (AL) value will link to a part specific data sheet.

TOROIDS
Size
Designation
AL Values Magnetic
Dimensions
OD ID HT 14µ 26µ 60µ 125µ 147µ 160µ 173µ 205µ I
cm
A
cm2
V
cm3
MP-014xxx-8 3.56 1.78 1.52 0.140 0.070 0.060 3 5.5 13 26 31 33 36 43 0.817 0.0137 0.0107
MP-015xxx-8 3.94 2.21 2.54 0.155 0.087 0.100 4 7 17 35 41 45 48 57 0.942 0.0211 0.0197
MP-018xxx-8 4.65 2.36 2.54 0.183 0.093 0.100 5 9 20 42 49 53 57 68 1.06 0.0285 0.0302
MP-025xxx-8 6.35 2.79 2.79 0.250 0.110 0.110 6 10 24 52 58 64 69 82 1.36 0.0476 0.0642
MP-026xxx-8 6.6 2.67 4.78 0.260 0.105 0.188 12 21 50 103 122 132 144 170 1.36 0.092 0.125
MP-027xxx-8 6.6 2.67 2.54 0.260 0.105 0.100 6.05 11 26 54 64 69 75 89 1.36 0.0467 0.064
MP-028xxx-8 7.04 3.96 5.08 0.277 0.156 0.200 8 14 33 70 81 89 95 113 1.68 0.075 0.126
MP-031xxx-8 7.87 3.96 3.18 0.310 0.156 0.125 6 14 25 52 62 66 73 86 1.79 0.0615 0.11
MP-038xxx-8 9.65 4.78 3.96 0.380 0.188 0.156 7 14 32 66 78 84 92 109 2.18 0.0945 0.206
MP-039xxx-8 9.65 4.78 3.18 0.380 0.188 0.125 6 11 25 53 63 68 74 84 2.18 0.0752 0.164
MP-040xxx-2 10.16 5.08 3.96 0.400 0.200 0.156 7 14 32 66 78 84 92 105 2.38 0.1 0.238
MP-044xxx-2 11.18 6.35 3.96 0.440 0.250 0.156 6 11 26 53 63 68 74 88 2.69 0.0906 0.244
MP-050xxx-2 12.7 7.62 4.75 0.500 0.300 0.187 6.4 12 27 56 67 72 79 93 3.12 0.114 0.356
MP-065xxx-2 16.64 10.16 6.35 0.655 0.400 0.250 8 15 35 72 88 92 104 123 4.11 0.192 0.789
MP-068xxx-2 17.27 9.65 6.35 0.680 0.380 0.250 10 19 43 89 105 114 123 146 4.14 0.232 0.961
MP-068xxx-2h127 17.27 9.65 12.7 0.680 0.380 0.500 20 38 86 178 210 228 246 292 4.14 0.464 1.92
MP-080xxx-2 20.32 12.7 6.35 0.800 0.500 0.250 7.8 14 32 68 81 87 96 113 5.09 0.226 1.15
MP-080xxx-2H127 20.32 12.7 12.7 0.800 0.500 0.500 15.6 28 64 136 162 174 192 226 5.09 0.452 2.3
MP-090xxx-2 22.86 13.97 7.62 0.900 0.550 0.300 9.9 19 43 90 106 115 124 147 5.67 0.331 1.88
MP-092xxx-2 23.57 14.4 8.89 0.928 0.567 0.350 12 22 51 105 124 135 146 173 5.88 0.388 2.28
MP-106xxx-2 26.92 14.73 11.18 1.060 0.580 0.440 18 32 75 157 185 201 217 257 6.35 0.654 4.15
MP-107xxx-2 26.92 14.73 8.64 1.060 0.580 0.340 13.8 25.5 59 123 145 157 170 197 6.35 0.497 3.16
MP-108xxx-2 26.92 14.73 14 1.060 0.580 0.551 22 40.7 94 195.8 230.3 250.6 271 321 6.35 0.819 5.2
MP-109xxx-2 26.92 14.73 18 1.060 0.580 0.709 28 52 120 250 294 320 346 410 6.35 1.01 6.43
MP-130xxx-2 33.02 19.94 10.67 1.300 0.785 0.420 14 28 61 127 150 163 176 208 8.15 0.672 5.48
MP-131xxx-2 33.02 19.94 8.76 1.300 0.785 0.345 11.9 22.1 51 109 129 136 151 180 8.15 0.551 4.49
MP-132xxx-2 33.02 19.94 11.18 1.300 0.785 0.440 15 28 65 135 158 172 186 215 8.15 0.698 5.69
MP-133xxx-2 33.02 19.94 14 1.300 0.785 0.551 18.7 34.7 80 166.7 196 213 230.7 266.7 8.15 0.874 7.12
MP-134xxx-2 33.02 19.94 18 1.300 0.785 0.709 23.8 44 102 214 250 272 294 340 8.15 1.1 8.98
MP-135xxx-2 34.29 23.37 8.89 1.350 0.920 0.350 9 16 38 79 93 101 109 130 8.95 0.454 4.06
MP-141xxx-2 35.81 22.35 10.46 1.410 0.880 0.412 13 24 56 117 138 150 162 192 8.98 0.678 6.09
MP-157xxx-2 39.88 24.13 14.48 1.570 0.950 0.570 19 35 81 168 198 215 233 276 9.85 1.07 10.5
MP-184xxx-2 46.74 24.13 18.03 1.840 0.950 0.710 32 59 135 281 330 360 390 462 10.7 1.99 21.4
MP-185xxx-2 46.74 28.7 15.24 1.840 1.130 0.600 20 37 86 178 210 228 246 292 11.6 1.34 15.6
MP-200xxx-2 50.8 31.75 13.46 2.000 1.250 0.530 17 32 73 152 179 195 210 249 12.7 1.25 15.9
MP-225xxx-2 57.15 35.56 13.97 2.250 1.400 0.550 18 33 75 156 185 200 218 259 14.3 1.44 20.7
MP-226xxx-2 57.15 26.39 15.24 2.250 1.039 0.600 32 60 138 287 338 368 398 460 12.5 2.29 28.6
MP-227xxx-2 57.15 26.39 30.48 2.250 1.039 1.200 64 120 276 574 676 736 796 920 12.5 4.57 57.2
MP-250xxx-2 63.5 31.37 25 2.500 1.235 0.984 48 89 206 430 506 550 595 705 14.3 3.89 55.8
MP-292xxx-2 74.1 45.3 35 2.917 1.783 1.378 48 89 206 429 18.4 4.94 90.9
MP-300xxx-2 77.8 49.23 12.7 3.063 1.938 0.500 16 30 68 142 167 182 197 233 19.6 1.77 34.8
MP-301xxx-2 77.8 49.23 15.88 3.063 1.938 0.625 19.9 37 85 178 209 228 246 284 19.6 2.22 43.5
MP-350xxx-2 88.85 66.01 15.93 3.498 2.599 0.627 13 57 120 141 153 166 196 24 1.83 43.9
MP-400xxx-2 101.6 57.15 16.51 4.000 2.250 0.650 25.6 47.4 112 228 268 282 316 24.3 3.52 85.5
MP-401xxx-2 101.6 57.15 13.59 4.000 2.250 0.535 21.5 40 92.3 192 226 246 266 24.3 2.97 72.1
MP-520xxx-2 132.54 78.59 20.32 5.218 3.094 0.800 26 54 124 259 304 332 358 32.4 5.35 173
MP-521xxx-2 132.54 78.59 25.4 5.218 3.094 1.000 36.4 67.6 156 325 382 416 450 32.4 6.71 218
MP-600xxx-2 152.4 81.28 20.32 6.000 3.200 0.800 35.3 66 152.5 318 374 407 440 36 7.05 253
MP-601xxx-2 152.4 81.28 25.4 6.000 3.200 1.000 44.5 82.5 190.5 397 466.5 508 549 36 8.81 317