详细说明：

CBB20为无感结构，用金属化聚丙烯膜为电介质／电极绕制而成，导线采用镀锡铜包钢线或铜线，外层采用聚酯胶带包裹，两端用环氧树脂密封。

CBB20 are non-inductively wound with metallized polypropylene film as the dielectric/electrode and copper-clad steel leads and outer wrapping of polyester sealed with epoxy resin.

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特点 Features:
无感应式结构
高频损耗小，适用于大电流
绝缘电阻高，自愈性好，寿命长
广泛应用于高频、直流、交流和脉冲电路中

Non-inductive construction
Very low loss at high frequency,suitable for high current
High insulation resistance, long life due to self-healing effect
Widely used in high frequency,DC,AC and pulse circuits