2.技术指标(specifications) | 电容量(capacitance) | 0.5pf~1000pf | | 电容量允许偏差(capacitance tolerance) | c(±0.25pf),d(±0.5pf),j(±5%), k(±10%) | | 温度系数(temperature coefficient) | np0,n750,sl | | 使用温度(operating temperature) | -25℃~85℃ | | 额定电压(rated voltage) | 50~160,500vdc | | 耐电压(voltage proof) | 2.5ur | | 品质因素(quality factor)(q) | c≥30pf,q≥1000;c<30pf,q≥400+20*c @ 1mhz,1±0.2vrms,25℃ | | 绝缘电阻(insulation resistance)(ir) | ir≥10000mω @ 25℃,the rated voltage | | 测试电压(testing voltage) | 3 times the rated voltage |
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