阻容降压电容/长寿命降压电源专用/长效型CBB电容255J400V

气候类别/阻燃等级 climatic category

40/110/56/b

工作温度范围 operating temperature range

-40℃~ +110℃

电容器类别   type

x2-ds ane cbb-ds

额定电压 rated voltage

275/305/310vac和400/630vdc

连续直流电压max continuous dc voltage

560vdc (275vac), 630vdc (310vac)

电容量范围 capacitance range

0.1μf ~2.2μf 

电容量偏差 capacitance tolerance

10%(k)，20%(m)

耐电压 voltage prooof

引线之间

1800vdc(2s) cr≤1.0f

1 200vdc(2s) cr＞1.0f

极壳之间

2 110vac(1min)

绝缘电阻 insulation resistace

≥15 000m , cr≤0.33μf

≥5 000s,     cr＞0.33μf

(20℃, 100v ,1min)

损耗角正切 dissipation factor

0.0010μf≤cr≤0.47μf

≤10*10-4(1khz,20℃)

≤20*10-4(10khz,20℃)

0.47μf≤cr≤1.0μf

≤20*10-4(1khz,20℃)

≤40*10-4(10khz,20℃)

cr＞1.0μf

≤30*10-4(1khz,20℃)

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