风华贴片电容测试项目与测试方法

一、中高压贴片电容器介质耐电强度的测试方法：MeasurementmethodofdielectricwithstandingvoltageforhighvoltageMLCC额定电压范围Ratedvoltagerange耐电性能的测试方法MeasuringMethod100V≤Vr＜500V施加额定电压的200%,5秒,最大电流不超过50mAForce200%Ratedvoltagefor5second.Max..currentshouldnotexceed50mA.500V≤Vr≤1000V施加额定电压的150%,5秒,最大电流不超过50mAForce150%Ratedvoltagefor5second.Max..currentshouldnotexceed50mA.1000V＜Vr≤2000V施加额定电压的120%,5秒,最大电流不超过50mAForce120%Ratedvoltagefor5seconds.Max..currentshouldnotexceed50mA.2000V＜Vr≤5000V施加额定电压的120%,5秒,最大电流不超过10mAForce120%Ratedvoltagefor5seconds.Max..currentshouldnotexceed10mA.二、贴片电容可靠性测试ReliabilityTest项目Item技术规格TechnicalSpecification测试方法TestMethodandRemarks标称容量Capacitance测试频率MeasuringFrequency测试电压MeasuringVoltage≤1000pF1MHZ±10%Ⅰ类ClassⅠ应符合指定的误差级别Shouldbewithinthespecifiedtolerance.＞1000pF1KHZ±10%1.0±0.2Vrms容量CapacitanceⅡ类ClassⅡ应符合指定的误差级别Shouldbewithinthespecifiedtolerance.测试温度：25℃±3℃TestTemprature:25℃±3℃C≤10µF：测试频率:1KHZ±10%测试电压:1.0±0.2VrmsTestFrequency:1KHZ±10%TestVoltage:1.0±0.2VrmsC＞10µFX7R、Y5V：测试频率:120±24HZ测试电压:0.5±0.1VrmsTestFrequency:120±24HZTestVoltage:0.5±0.1VrmsZ5U：测试频率:1±0.1KHZ测试电压:0.5±0.05VrmsTestFrequency:1±0.1KHZTestVoltage:0.5±0.05VrmsDF标称容量Capacitance测试频率MeasuringFrequency测试电压MeasuringVoltage≤0.56%Cr＜5pF1MHZ±10%1.5[(150/Cr)+7]×10-45pF≤Cr＜50pF1MHZ±10%≤0.15%50pF≤Cr≤1000pF1MHZ±10%损耗角正切(DF,tanδ)DissipationFactorⅠ类ClassⅠ≤0.15%＞1000pF1KHZ±10%1.0±0.2Vrms【南京南山—领先的片式无源器件整合供应商】≥50V25V16V10V6.3VX7R≤2.5%≤3.5%≤5.0%≤5.0%≤7.5%（C＜3.3µF）≤10.0%（C≥3.3µF）≥25V16V10V6.3V损耗角正切(DF,tanδ)DissipationFactorⅡ类ClassⅡY5VZ5U≤7.0%（C＜1.0µF）≤9.0%（C≥1.0µF）≤12.5%≤12.5%≤12.5%C≤10µF测试频率:1KHZ±10%测试电压:1.0±0.2VrmsTestFrequency:1KHZ±10%TestVoltage:1.0±0.2VrmsC＞10µFX7R、Y5V测试频率:120±24HZ测试电压:0.5±0.1VrmsTestFrequency:120±24HZTestVoltage:0.5±0.1VrmsZ5U:测试频率:1±0.1KHZ测试电压:0.5±0.05VrmsTestFrequency:1±0.1KHZTestVoltage:0.5±0.05VrmsⅠ类ClassⅠC≤10nF,Ri≥50000MΩC＞10nF,Ri•CR≥500SX7RC≤25nF,Ri≥10000MΩC＞25nF,Ri•CR＞100S绝缘电阻(IR)InsulationResistanceⅡ类ClassⅡY5VZ5UC≤25nF,Ri≥4000MΩC＞25nF,Ri•CR＞100S测试电压：额定电压测试时间:60±5秒测试湿度：≤75%测试温度：25℃±3℃测试充放电电流：≤50mAMeasuringVoltage:RatedVoltageDuration:60±5sTestHumidity:≤75%TestTemprature:25℃±5℃TestCurrent:≤50mA介质耐电强度(DWV)DielectricWithstandingVoltage不应有介质被击穿或损伤Nobreakdownordamage.测量电压：Ⅰ类:300%额定电压Ⅱ类:250%额定电压时间：1～5秒充/放电电流：不应超过50mA(这部分说明不包括中高压MLCC)MeasuringVoltage:ClassⅠ:300%RatedvoltageClassⅡ:250%RatedvoltageDuration:1～5sCharge/DischargeCurrent:50mAmax.(Thismethodexcludeshigh-voltageMLCC)【南京南山—领先的片式无源器件整合供应商】【南京南山—领先的片式无源器件整合供应商】~120℃的温度下预热10~30秒.Preheatingconditions:80to120℃;10~30s.可焊性Solderability上锡率应大于95%外观：无可见损伤.Atleast95%oftheterminalelectrodeiscoveredbynewsolder.VisualAppearance:Novisibledamage.有铅焊料：（Sn/Pb：63/37）浸锡温度:235±5℃浸锡时间:2±0.5sSolderTemperature:235±5℃Duration:2±0.5s无铅焊料：浸锡温度:245±5℃浸锡时间:2±0.5sSolderTemperature:245±5℃Duration:2±0.5s项目ItemNPO至SLNPOtoSLX7RY5V、Z5UΔC/C≤±0.5%或±0.5PF，取较大值≤±0.5%or±0.5PF，whicheverislarger-5~+10%-10~+20%DF同初始标准Sametoinitialvalue.IR同初始标准Sametoinitialvalue.耐焊接热ResistancetoSolderingHeat外观：无可见损伤上锡率：≥95%Appearance：Novisibledamage.Atleast95%oftheterminalelectrodeiscoveredbynewsolder.将电容在100~200℃的温度下预热10±2分钟.浸锡温度:265±5℃浸锡时间:10±1s然后取出溶剂清洗干净，在10倍以上的显微镜底下观察.放置时间：24±2小时放置条件：室温Preheatingconditions:100to200℃;10±2min.SolderTemperature:265±5℃Duration:10±1sCleanthecapacitorwithsolventandexamineitwitha10X(min.)microscope.RecoveryTime:24±2hRecoverycondition:Roomtemperature外观：无可见损伤.Appearance:Novisibledamage.抗弯曲强度ResistancetoFlexureofSubstrate(BendingStrength)ΔC/C≤±10%试验基板：Al2O3或PCB弯曲深度：1mm施压速度：0.5mm/sec.单位：mm应在弯曲状态下进行测量。20T=1045±245±2TestBoard:Al2O3orPCBWarp:1mmSpeed:0.5mm/sec.Unit:mmThemeasurementshouldbemadewiththeboardinthebendingposition.【南京南山—领先的片式无源器件整合供应商】施加的力：5N时间：10±1SAppliedForce:5NDuration:10±1S温度循环TemperatureCycleΔC/C:Ⅰ类：≤±1%或±1pF,取两者中最大者Ⅱ类：B:≤±10%E,F:≤±20%ClassⅠ:≤±1%or±1pF,whicheverislarger.ClassⅡ:B:≤±10%E,F:≤±20%预处理※（2类）：上限类别温度，1小时恢复：24±1h初始测量循环次数：5次，一个循环分以下4步：阶段温度（℃）时间（分钟）第1步下限温度(NPO/X7R:-55Y5V:-25Z5U:+10)30第2步常温(+20)2～3第3步上限温度(NPO/X7R:+125Y5V/Z5U:+85)30第4步常温(+20)2～3试验后放置（恢复）时间：24±2hPreheatingconditions:up-categorytemperature,1hRecoverytime:24±1hInitialMeasurementCyclingTimes:5times,1cycle,4steps:StepTemperature（℃）Time(min.)1Low-categorytemp.(NPO/X7R:-55Y5V:-25Z5U:+10)302Normaltemp.(+20)2～33Up-categorytemp.(NPO/X7R:+125Y5V/Z5U:+85)304Normaltemp.(+20)2～3Recoverytimeaftertest:24±2hΔC/CⅠ类:≤±2%或±1pF,取两者之中较大者Ⅱ类:B:≤±10%E,F:≤±30%ClassⅠ:≤±2%or±1pF,whicheverislarger.ClassⅡ:B:≤±10%E,F:≤±30%DF≤2倍初始标准Notmorethantwiceofinitialvalue.Ⅰ类：Ri≥2500MΩ或Ri•CR≥25S取两者之中较小者.ClassⅠ:Ri≥2500MΩ或Ri•CR≥25Swhicheverissmaller.IRⅡ类：Ri≥1000MΩ或Ri•CR≥25S取两者之中较小者.ClassⅡ:Ri≥1000MΩ或Ri•CR≥25Swhicheverissmaller.潮湿试验MoistureResistance外观：无损伤Appearance:Novisibledamage.温度：40±2℃湿度：90~95%RH时间：500小时放置条件：室温放置时间：24小时(Ⅰ类)；48小时(Ⅱ类)Tempe