一、特点与用途1、采用聚丙烯薄膜作介质,加厚型双面金属化电*,芯子外裹黄色聚脂胶带,两端灌封环氧树酯。
2、具有固有电感小,等效串联电阻低、损耗小、*缘电阻高、频率特性好和能承受高电压、大电流脉冲等特性。主要用于高电压、大电流和脉冲电路中。如开关电源、变频器、逆变器、IGBT可控硅等保护电路中作吸收电容。
二、主要参数:
1、工作温度范围:-40℃~+85℃2、容量允许偏差:?5%(J)、?10%(K)3、试验电压:引线间
1.5VRDC
10S
引线与外壳间 3KVDC
60S4、固有电感:≤1nH/mm(包括电容器长度和引线长度)5、损耗角正切值:CR≤1.5μF
tgδ≤5?10-4
(1KHZ测量)
CR>1.5μF
tgδ≤8?10-4
(1KHZ测量) 6、*缘电阻: CR≤0.33 ≥2?104MΩ
CR>0.33 ≥30000MΩ、μF(100VDC、60S测量)7、*大电压脉冲上升率dv/dT和*大峰值电流IPK参照表中。
三、规格及外形尺寸:
外行尺寸:额定电压标称电容量(μF)外形尺寸(mm)du/dT(V/μS)峰值电流Ipeak(A)*大波动电流Irms(A)*R*大值100KHE(mΩ)D?2L?2d630VDC380VACVpk=1000VDC 0.2214220..3314300..55.50.4716300..20.68193.31243.61.523401..82.225401..53.330501..73.933501..44.736501..15.639501..91200VDC500VACVpk=1600VDC0.0478.5300..50...514.50.113300..40.1515301..70.2218301..50.3318401..50.4724401..20.6825401..50.8229401.265..81.530501..22.237501..43.038501..1额定电压标称电容量(μF)外形尺寸(mm)du/dT(V/μs)峰值电流Ipeak(A)*大波动电流Irms(A)*R*大值100KHE(mΩ)D?2L?2d1600VDC630VACVpk=2000VDC0...50.115300..59.50.1518301..2221301..10.3322401..4725401..80.6831401..21.032501..61.538501..72000VDC630VACVpk=2400VDC0.....516.80.114.5401..50.1517.5401..30.2221401..3325.5401..40.4730.5401..30.6830501..81.037501..12.042361.265VDC700VACVpk=3000VDC0.....06818.5301..5110.122.5301.0