为无感结构，用金属化聚脂膜作电介质/电极绕制而成，导线采用镀锡铜包钢线，使用环氧树脂密封在塑料壳内。特点︱Features：塑胶外壳封装，外观一致性好；绝缘电阻高，自逾性好，寿命长；高频损耗小，能承受大电流耐压范围X1>2.5KV≤4.0KVⅢ应用范围广：可广范应用于电子照明，高交流电压的脉冲电路、旁路电路、隔直电路、低压的抗干扰电路、灭弧电路、EMI滤波器、开关电源、电动工具。Boxtypeprovidestheidenticeiouterappeerence;Highinsulationresistance,longlifeduetoself-hesiingeffect;Verylowlosssthighfrequency,suitableforhighcurrent;Withstandingfrom2.5KVto4.0KVimpulsevoltage,ClassX1;Widelyusedinelectroniclighting,highfrequencyICendpulsecircuits,suitableforblockingofDC,by-pass,lowvoltageinterfering-freecircuits,areextinction,Emifilter,switchcircuit,andotherelectrictools.技术要求︱Sperificati***:引用标准ReferenceStandardGB/T14472-1998(IEC60384-14)气候类别ClimaticCategory40/110/21额定电压RatedVoltage300VAC、440VAC电容量范围CapacitanceRange0.0022～4.7uF电容量偏差CapacitanceTolerance&plu***n;5%,&plu***n;10%(K)耐电压VoltageProof4.3uR(5s)损耗角正切DissipationFactor≤1.2%(CR≤1Uf)≤1.5%(CR＞1Uf)(20℃,10kHz)绝缘电阻InsulationResistance≥15000MΩ(CR≤0.33Uf)≥5000s(CR≤0.33Uf)(20℃,1min))