开关电源PFMEA案例.xls

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ProcessPotentialFailureModeandEffectsAnalysis

过程潜在的失效模式及后果分析（PFMEA)

FMEANumber：

Item：

ProcessResponsibility:

Preparedby:

过程责任：IEPEPDQCQA

KeyDate

Date(Orig):

Rev:0

(修订）:1

CoreTeam:

ProcessFunctions/Requirements过程功能/要求

PotentialFailureMode潜在失效模式

PotentialEffect(s)ofFailure潜在失效后果

Severity

严重度

(S)

Level级别

PotentialCause(s)Mechanism(s)ofFailure潜在失效起因/机理

Occurrrence

频度(O)

CurrentProcessControlsPrevent

现行过程控制

预防

CurrentProcessControlsDetectability

现行过程控制

探测

探测度

(D)

风险顺序数(RPN)

RecommendedAction(s)

建议的措施

Responsibility

CompletionDate

责任部门/

完成日期

ActionsResults措施结果

ActionsTaken采取的措施

S

O

D

RPN

Materialpurchaseandhandling材料购入与保管

Quantityvariancebetweenpurchasingorderandreceiving

数量与订单不一致

Delayofproductshipment.

延误产品交货期

Deliveryshortagefromsupplier

供方少发料

Qualificationandperiodicalsystemauditconductedonsupplier.

供应商资质确认，定期供应商体系审核

VerifyreceivedquantityforeverylotandreportanyvariancetoPurchasingDepttofollowup.

确认每批的实际收货数量，将不符合通知采购跟进。

Materialsuppliednotmatchpurchasingorderrequirements.

材质与采购要求不一致。

Materialscrap.

物料报废

1.Wrongtypedeliveredfromsupplier.

2.Wrongpurchasingorderplacedtosupplier.

Allmaterialsarepurchasedaccordingtospecificationandfirstarticleapproval.

所有的物料都按规格书采购并首样确认。

SamplinginspectionbyIQCforeverydeliverylot.COCforsafetypartsandfirsttimedeliverypartsneedevidenceofcorrectmaterialused.

IQC逐批抽检，安规料和首次要求材质证明

Specificationnotmatc