CL20为无感结构，用金属化聚醋膜作电介质／电极绕制而成，导线采用镀锡铜包钢线，外层用聚醋胶带包裹．两端用环氧树脂密封。容量范围宽，体积小，自愈性好，寿命长。适用于直流和VHF级信号的隔直流、旁路、祸合以及滤波、降噪、低脉冲电路。CL20arenon-inductivelywoundwithmetallizedpolyesterfilmasdielectric/electrodeandcopper-cladsteelleadsandouterwrappingofpolyesterendsealedwithepoxyresin.Widecapacitancerange,***allsize.longlifeduetoself-healingeffect.Suitableforblocking,by-passandcouplingofDCandsignalstoVHFrange.Widelyusedinfilter,noisesuppressionandlowpulseCircuits.)