igbt缓冲吸收电: smj-p系列
产品特点：
1：塑料外壳封装，阻燃环氧树脂灌注；
2：镀锡铜插片引出，方便igbt各种孔距安装；
3：耐压高，损耗(tgδ)小，温升低；
4：自感(esl)小，等效串联电阻（esr）小；
5：高脉冲电流，高dv/dt承受能力。
introduction:
1:plastic, sealedwith resin;
2:tin-plated copper inserts leads , easy installation for igbt;
3:resistance to high voltage, low tgδ,low temperature rise;
4: low esl and esr;
5: high pulse current.
应用：
1：igbt 缓冲吸收。
2：广泛应用于电力电子设备中开关器件关断时的尖峰电压，尖峰电流吸收保护。
application
1: igbt snubber.
2: widely used in power electronic equipment when the peak voltage, peak current absorption protection.
性能参数/technical data
工作温度范围/operating temperature range | maxoperating temperature: 105℃ upper category temperature: 85℃ lower category temperature: -40℃ |
容量范围/capacitance range | 0.1μf～5.6μf |
额定电压/ rated voltage | 700v.dc～3000v.dc |
容量偏差/cap.tol | ±5%(j) ;±10%(k) |
耐电压/withstand voltage | 1.5un dc/10s |
损耗角正切/dissipation factor | tgδ≤0.0005 c≤1μf f=10khz tgδ≤0.001 c≥1μf f=10khz |
绝缘电阻/insulation resistance | c≤0.33μf rs≥15000 mω (at20℃ 100v.dc 60s) c＞0.33μf rs*c≥5000s(at20℃ 100v.dc 60s) |
耐脉冲电流冲击/withstand strike current | 200v/μs～1500v/μs |
阻燃性/flame retardation | ul94v-0 |
预期寿命/life expectancy | 100000h(un;θhotspot≤85°c) |
引用标准/reference standard | iec61071; iec 61881 |