开关电源磁芯参数

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1、开关电源磁芯参数MnZn功率铁氧体EPC功率磁芯特点：具有热阻小、衰耗小、功率大、工作频率宽、重量轻、结构合理、易表面贴装、屏蔽效果好等优点，但散热性能稍差。用途：广泛应用于体积小而功率大且有屏蔽和电磁兼容要求的变压器，如精密仪器、程控交换机模块电源、导航设备等。 EPC型功率磁芯尺寸规格磁芯型号Type尺寸Dimensions(mm)ABCDEminFGHminEPC10/810.20±0.204.05±0.303.40±0.205.00±0.207.602.65±0.201.90±0.205.30EPC13/1313.3

2、0±0.306.60±0.304.60±0.205.60±0.2010.504.50±0.302.05±0.208.30EPC17/1717.60±0.508.55±0.306.00±0.307.70±0.3014.306.05±0.302.80±0.2011.50EPC19/2019.60±0.509.75±0.306.00±0.308.50±0.3015.807.25±0.302.50±0.2013.10EPC25/2525.10±0.5012.50±0.308.00±0.3011.50±0.3020.659.00±0.

3、304.00±0.2017.00EPC27/3227.10±0.5016.00±0.308.00±0.3013.00±0.3021.6012.00±0.304.00±0.2018.50EPC30/3530.10±0.5017.50±0.308.00±0.3015.00±0.3023.6013.00±0.304.00±0.2019.50EPC39/3939.00±0.5019.60±0.3015.60±0.3018.00±0.3030.7014.00±0.3010.00±0.3024.50EPC42/4442.40±1.002

4、2.00±0.3015.00±0.4017.00±0.3033.5016.00±0.307.40±0.3026.50EPC46/4946.00±1.0024.80±0.3019.50±0.4020.80±0.4035.7018.40±0.4011.90±0.3028.40EPC46.5/4446.50±1.0022.30±0.3019.40±0.4021.00±0.4036.9015.80±0.4012.00±0.3029.40EPC54/5454.50±1.2027.20±0.3021.50±0.4026.50±0.404

5、3.0019.30±0.4014.00±0.3034.30EPC功率磁芯电气特性及有效参数磁芯型号 Type材质MaterialAL(nH/N2)  ±25% 有效参数EffectiveparametersC1(mm-1)Le(mm)Ae(mm2)Ve(mm3)重量(g/PRS)功耗(W/PRS,max) 约设计功率（W）1KHz/0.25vEPC10/8TP49501.9017.89.391671.10.133EPC13/13TP48302.4530.612.53822.10.246EPC17/17TP411501.764

6、0.222.89174.50.5213EPC19/20TP49002.0346.122.710475.30.6115EPC25/25TP415501.2859.246.4274713.01.5040EPC27/32TP415501.3473.154.6399120.02.3060EPC30/35TP415001.3481.661497723.02.6570EPC39/39TP442500.53901691521073.08.40220EPC42/44TP428000.56951691605578.49.02235EPC46/

7、49TP441000.49111.222725242122.414.08360EPC46.5/44TP448000.4410122923129125.014.38370EPC54/54TP460000.39130.833643949200.023.00600注：AL值测试条件为1KHz,0.25v,100Ts,25±3℃Pc值测试条件为100KHz,200mT,100℃EE、EEL、EF型功率磁芯特点：引线空间大，绕制接线方便。适用范围广、工作频率高、工作电压范围宽、输出功率大、热稳定性能好用途：广泛应用于程控交换机电源、液

8、晶显示屏电源、大功率UPS逆变器电源、计算机电源、节能灯等领域。 　EE、EEL、EF型功率磁芯尺寸规格磁芯型号TYPDimensions(mm)尺寸ABCDEminFEE5/5.3/25.25±0.152.65±0.151.95±0.151.35±0.153.802.00±0.15EE8