铁氧体磁芯功率与频率的关系表(2)

ETD29 0.760 0.903 0.686 61.5 74.1 147.6 221.7 295.1 461.2 614.9 768.6 922.4 5.50 ETD34 0.971 1.220 1.185 106.1 127.9 254.7 382.6 509.4 796.1 1061.4 1326.8 1592.1 7.64 ETD39 1.250 1.740 2.175 194.9 234.9 467.6 702.5 935.3 1461.6 1948.8 2436.0 2923.2 11.50 ETD44 1.740 2.130 3.706 332.1 400.3 796.8 1197.1 1593.7 2490.6 3320.8 4150.9 4981.1 18.00 ETD49 2.110 2.710 5.718 512.3 617.6 1229.4 1846.9 2458.8 3842.6 5123.4 6404.3 7685.1 24.20

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磁芯 Ae(cm) Aw(cm) Ae Aw(cm) 20kHz 24kHz 48kHz 72kHz 96kHz 150kHz 200kHz 250kHz 300kHz 体积(cm) P型（罐型）磁芯 Philips

704 0.070 0.022 0.002 0.1 0.2 0.3 0.5 0.7 1.0 1.4 1.7 2.1 0.07 905 0.101 0.034 0.003 0.3 0.4 0.7 1.1 1.5 2.3 3.1 3.8 4.6 0.13 1107 0.167 0.054 0.009 0.8 1.0 1.9 2.9 3.9 6.1 8.1 10.1 12.1 0.25 1408 0.251 0.097 0.024 2.2 2.6 5.2 7.8 10.4 16.3 21.8 27.2 32.7 0.50 1811 0.433 0.187 0.081 7.3 8.7 17.4 26.2 34.8 54.4 72.6 90.7 108.8 1.12 2213 0.635 0.297 0.189 16.9 20.4 40.5 60.9 81.1 126.7 169.0 211.2 253.5 2.00 2616 0.948 0.407 0.386 34.6 41.7 83.0 124.6 165.9 259.3 345.7 432.1 518.6 3.53 3019 1.380 0.587 0.810 72.6 87.5 174.2 261.6 348.3 544.4 725.8 907.2 1088.7 6.19 3622 2.020 0.774 1.563 140.1 168.9 336.1 505.0 672.3 1050.7 1400.9 1751.1 2101.3 10.70 4229 2.660 1.400 3.724 333.7 402.2 800.1 1202.9 1601.3 2502.5 3336.7 4170.9 5005.1 18.20 RM磁芯 Philips

RM5 0.250 0.095 0.024 2.1 2.6 5.1 7.7 10.2 16.0 21.3 26.6 31.9 0.45 RM6 0.370 0.155 0.057 5.1 6.2 12.3 18.5 24.7 38.5 51.4 64.2 77.1 0.80 RM8 0.630 0.310 0.195 17.5 21.1 42.0 63.1 84.0 131.2 175.0 218.7 262.5 1.85 RM10 0.970 0.426 0.413 37.0 44.6 88.8 133.5 177.7 277.7 370.2 462.8 555.4 3.47 RM12 1.460 0.774 1.130 101.3 122.0 243.0 365.0 485.9 759.4 1012.5 1265.6 1518.8 8.34 RM14 1.980 1.100 2.178 195.1 235.2 468.3 703.5 936.5 1463.6 1951.5 2439.4 2927.2 13.19 PQ磁芯 Philips

42016 0.620 0.256 0.159 14.2 17.1 34.1 51.3 68.2 106.7 142.2 177.8 213.3 2.31 42020 0.620 0.384 0.238 21.3 25.7 51.2 76.9 102.4 160.0 213.3 266.6 320.0 2.79 42620 1.190 0.322 0.383 34.3 41.4 82.4 123.8 164.8 257.5 343.3 429.2 515.0 5.49 42625 1.180 0.502 0.592 53.1 64.0 127.4 191.3 254.7 398.1 530.8 663.4 796.1 6.53 43220 1.700 0.470 0.799 71.6 86.3 171.8 258.1 343.6 536.9 715.9 894.9 1073.9 9.42 43230 1.610 0.994 1.600 143.4 172.8 344.1 516.9 688.1 1075.4 1433.9 1792.4 2150.9 11.97 43535 1.960 1.590 3.116 279.2 336.6 670.0 1006.6 1340.1 2094.2 2792.3 3490.4 4188.4 17.26 44040 2.010 2.490 5.005 448.4 540.5 1076.1 1616.6 2152.1 3363.3 4484.4 5605.5 6726.6 20.45 注：表中输出功率按式（7.23）计算。P0=2.864fBmaxAcAw×10-2(W). 其中Bma=0.16T,如果在给定工作频率时材料允许B<Bmax,输出功率应乘以 B/0.16;-T,Ae和AW－cm2，f－Hz，kw－窗口填充系数为0.4, 导线电流密度为4A/mm2，如果J不是4A/mm2,输出功率应乘以系数J/4。《Swiching Power Supply Design》Abraham I. Pressman Second Edition McGraw-Hill 1998

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