销售热线：0755-82532138咨询邮箱：sales@szrty.net.cn一、结构CBB21为无感结构，用金属化聚丙烯薄膜作电介质/电极绕制而成，引线采用镀锡铜包钢线，环氧树脂包封。二、特点1、高频损耗小2、内部温升小3、绝缘电阻高、自愈性好、寿命长4、广泛用于高频、直流、交流、脉冲和S校正电路中三、技术要求  引用标准(Reference Standard)       GB10190（IEC 60384-16）  气候类别(Climate Category)       40/85/21  额定电压(Rated Voltage)       250V、400V、630V  电容量范围(Capacitance Range)      0.001～10μF  电容量偏差(Capacitance Tolerance)  ±5%(J);±10%(K)  耐 电 压(Voltage proof)            1.6UR(2S)  损耗角正切(Dissipation Factor)     ≤0.002(20℃,1KHz)  绝缘电阻(Inssulation Resistance)             UR>100V  CR≤0.33μF    ≥100000MΩ 1级 (20℃,1min)                                 ≥25000MΩ  2级 (20℃,1min)                    CR>0.33μF    ≥30000S    1级 (20℃,1min)                                 ≥7500S     2级 (20℃,1min)            UR≤100V CR≤0.33μF    ≥50000MΩ  1级 (20℃,1min)                                 ≥12500MΩ  2级 (20℃,1min)                    CR>0.33μF    ≥15000S    1级 (20℃,1min)                                 ≥3750S     2级 (20℃,1min)Product Name- MINIATURIZED POLYPROPYLENE FILM CAPACITORS (CBB21)Model:- CBB21Brand Name:- HWStructure:CBB21 are non-inductive wound with metallized polypropylene film as the alelectric/electrode with copper-clad steel leads and epoxy resin coating.Description:- Rated voltage: 250V, 400V, 630V- Capacitance range: 0.001-10UF- Tolerance: +/-5%(J), +/-10%(K)Feature:- Very low loss at high frequency- Small inherent temperature rise- High insulation resistance, excellent self-healing property and long life- Widely used in high frequency, DC, AC pulse circuits and s-correction circuist