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電源測試•測試目的:確認電源的性能與可靠度,提供具有依據的測試數據給客戶參考。確保研發出高性能,高穩定性,高可靠度的產品。保證公司產品的知名度與良好反應。InrushCurrent開機瞬間電流•Purpose:Measuretheinrushcurrentoftheinputwhilethepowersupplyturnon.•目的:量測輸入電源電壓瞬間開啟時,電源供應器之瞬間開機電流.•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃相對濕度65%•TestConditions:1.Theinputvoltagefrequencymustbeunderanyconditionintherangeoftheproductspecification•測試條件:1.輸入電壓以產品規格之全電壓頻率範圍Min/115Vac/230Vac/Max•2.Theoutputloadisfullloadonalloutputsatundertheproductspecification.•2.輸出負載以產品規格之最大額定電流值﹒•3.ThemeasurementcanbeimplementedonlywhentheACinputvoltageatthe•phaseof90°andthenthepowersupplyturnon.•3.量測時必須於輸入之交流電壓在相角90°時,將電源供應器開啟,量測其輸出入瞬間•電流量﹒•4.Dothetestincoldstartonetime,sodoinhotstartonetime.•4.冷機和熱機各做一次.•Resultlimit:Surethereisnodamageofcomponents.•結果判定:不能造成產品元件損坏.TestWaveform1.InputCurrent&Power輸入電流及功率•Purpose:Measuretheinputcurrentandpoweroftheswitchpowersupply.•目的:量測電源供應器之輸入電流及功率•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃,相對濕度65%•TestConditions:1.Theinputvoltage&frequencymustbeunderanyconditionoftherangeoftheproductspecification.•測試條件:1.輸入電壓及頻率以產品規格之全電壓頻率範圍•2.Theoutputloadisfullloadonalloutputs•2.輸出負載以產品規格之最大額定電流值•FullLoad=•Resultlimit:Themaximuminputcurrentshallnotexceedthespecified.•結果判定:輸入電流不能超出產品規格EfficiencyAndPowerFactor輸出效率及功率因素•Purpose:MeasuretheefficiencyandpowerfactoroftheSPS.•目的:量測電源供應器之輸出效率及功率因素•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃相對濕度65%•TestConditions:1.Thepowersupplymustbeonfor10minutesbeforemeasure.•測試條件:1.需先開機10分鐘•2.Theinputvoltage&frequencymustbeunderanyconditionintherange•oftheproductspecification.•2.輸入電壓及頻率以產品規格之全電壓頻率範圍•3.Theoutputloadisfullloadonalloutputs.•3.輸出負載以產品規格之最大額定電流值•Resultlimit:Theefficiencymustexceedthespecified.•結果判定:效率必須大于產品規格才合格.InputCurrentTest輸入電流測試•Purpose:Checkthepowersupply’sinputcurrentbeintherangeofspecification,andfuseisaccordtosafetyrequirement.•目的:確認電源的輸入電流在規格范圍內並且所用保險絲符合安•規要求.•EnvironmentalConditions:•Temperature:25℃;Humidity:65%•環境條件:溫度25℃;濕度65%.•TestConditions:1.Theinputvoltage&correspondingfrequencymustbeMin/115Vac/230Vac/Maxofproductspecification.•測試條件:1.輸入電壓以產品規格之最小/115Vac/230Vac/最大電壓及相應頻率•2.TheoutputloadisFull/Maxload.•2.輸出負載以滿載/最大載測試NoLoadStart無負載啟動測試•Purpose:Checkthepowersupplycanstartwithnoload.•目的:量測控制開/關的開關需求電壓.•EnvironmentalConditions:•Temperature:25℃;Humidity:65%•環境條件:溫度25℃;濕度65%.•TestConditions:1.Theinputvoltage&frequencymustbeMin/Maxratedoftheproductspecification.•測試條件:1.輸入電壓以產品規格之最小/最大電壓及頻率•2.Theoutputloadisnoload.•2.輸出負載以空載測試OverShoot&UnderShoot電壓過衝及過降•Purpose:MeasurewhetheroutputvoltageovershootorundershootfromtheSPSrisetotheoutputvoltagestable.•目的:量測輸出電壓於開機到穩定時之間,其電壓上升是否有過衝或過降現象.•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃相對濕度65%•TestConditions:1.Theinputvoltagefrequencymustbeunderanyconditionintherangeoftheproductspecification•測試條件:1.輸入電壓以產品規格之全電壓頻率範圍•2.Theoutputloadisfullloadonalloutputs.•2.輸出負載以產品規格之最大額定電流值﹒•Resultlimit:Therangeofovershoot&undershootshouldbelessthan•10%ofthenormalvoltage.•結果判定:過衝或過降幅度小于其電壓值的10%.電壓過沖5vsb(過沖)-12V過沖SB過沖波形-12V過沖LineRegulation輸入電壓調整率•Purpose:Measurethestabilityoftheoutputvoltagewhentheinputvoltageisvariable.•目的:量測電源供應器因輸入電壓變化輸出電壓穩定度﹒•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃相對濕度65%•TestDemands:1.Theinputvoltagefrequencymustbeunderanyconditionintherangeoftheproductspecification•測試條件:1.輸入電壓以產品規格之全電壓頻率範圍•2.Theoutputloadisfullloadonalloutputsatundertheproductspecification.•2.輸出負載以產品規格之最大額定電流值•3.TestcanbeperformedonlyaftertheSPSisonforabout10minutes.•3.開機10分鐘后測試.•Resultlimit:Theoutputvoltagecannotexceedthealloweddifference.•結果判定:輸出電壓不可超出誤差值.LoadRegulation負載調整率(±5%or±10%)•Purpose:Measurethestabilityoftheoutputvoltagewhentheloadisvariable.•目的:量測電源供應器因輸出負載變化之輸出電壓穩定度﹒•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃相對濕度65%•TestConditions:1.Theinputvoltagefrequencymustbeunderanyconditionintherangeoftheproductspecification•測試條件:1.輸入電壓以產品規格之全電壓頻率範圍•2.Outputload:Maximum,middle,minimumloadbytheproductspecification.•2.輸出負載以產品規格之最大,中間,最小額定電流值.(依產品規格書為依據)•Resultlimit:Theoutputvoltagecannotexceedthealloweddifference.•結果判定:各組電壓不能超出誤差值DynamicLoadRegulation動態負載變動率•Purpose:Measurethestabilityofoutputvoltageundertheconditionofallkindsofloadbeingsynchronousvarying.(MinLoadStart&EachoutputMaxLoad)•目的:量測各組負載在做同步變化條件下,各組輸出電壓的穩定性.•EnvironmentalConditions:Temperature25℃,RelativeHumidity65%•環境條件:溫度25℃,相對濕度65%.•TestConditions:1.Theinputvoltagefrequencymustbeunderanyconditionintherangeoftheproductspecification•測試條件:1.輸入電壓以產品規格之全電壓頻率範圍•2.Outputtransientstepsizesforeachoutputwhenatcapacitiveload:•+12V1/40%,+12V2/60%,+5V,+3.3V/30%,+5Vsb/0.5A,-5V,-12V/0.1A.•2.在容性負載條件,各組輸出動態變化負載幅度•3.Simultaneousloadstepsonthe+12V,+5V,+3.3Voutput,allstepoccurinthesame•direction.•3.在+12V,+5V,+3.3V負載同時變化時,其所有負載變化的趨勢應是一致的.•4.Dynamicfrequency:50Hz/10kHz.4.動態頻率:50Hz/10kHz•5.Slope:1A/uS.5.斜率:1A/uS.•Resultlimit:Outputvoltageisintheproductspecification.•結果判定:各輸出電壓在產品規格范圍內.TestWaveformRipple&Noise輸出漣波和雜訊•Purpose:Measuretheripple&n
本文标题:27开关电源测试项目及内容
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