產品介紹:
MPX 電容是由金屬化聚丙烯薄膜作電介質/電極繞制而成,采用無感結構卷繞而成,引線采用鍍錫銅包鋼線,外部使用阻燃環(huán)氧粉體密封在塑料殼內。具有良好的自愈功能和優(yōu)良的阻燃性,符合UL94-V0標準
產品特點:
1. 外觀一致性好,高頻損耗小,適用干較大電流
2. 絕緣電阻高,自愈性好,壽命長
3. 抑制干擾,能承受過壓沖擊
4. 具有*的自愈性
5. 有良好的阻燃防火功能
6. 廣泛應用于要求條件高的電源跨線路等抗干擾場合
產品電氣特性能:
項目 Item | 特性要求 Characteristic requirement | 測試方法及條件 Test method&Condition | ||||
氣候類別 Climatic Category |
40/110/56 | |||||
阻燃等級 Passive Flammability Class |
B | |||||
工作溫度 Operating Temperature |
-40℃~+110℃ | |||||
容量范圍 Capacitance Range |
0.0022μF~2.2μF | |||||
容量偏差 Capacitance Tolerance |
±10%(K),±20%(M) |
1KHz ,1.0Vrms ,25℃ | ||||
額定電壓 Rated Voltage |
250VAC/275VAC/300VAC/305VAC/310VAC | |||||
損耗角正切 Dissipation Factor |
1KHz<0.10% |
1KHz ,1.0Vrms ,25℃ | ||||
絕緣阻值 Insulation Resistance | CR≤0.33μF | CR>0.33μF | UR>100V,100VDC, | |||
IR≥15000MΩ | IR≥6000s | 60S,20℃ | ||||
端子間電壓 Withstand voltage Between Terminals |
應無性擊穿或飛弧 No permanent break down or flash over | 4.3UR(d.c) 60s 25℃ Cut off Current 10mA | ||||
端子與殼體間耐壓 Withstand voltage Between Terminals and Case | 應無性擊穿或飛弧 No permanent breakdown or flashover |
2UR+1500V(a.c) 60s 25℃ ≥2000V(a.c) 25℃ | ||||
脈沖上升時間 MAX. Pulse rise time (dv/dt) | Lead spacing | |||||
7.5mm | 10mm | 15mm | 22.5mm | 27.5mm | 37.5mm | |
600V/µs | 500V/μs | 400V/μs | 200V/μs | 150V/μs | 100V/μs |