SPS QE介绍.pptVIP

SPS QE 介紹 Agenda 1. QE 組織介紹 2. Service of SPS QE 3. MTBF/HALT/Life 介紹 4. 討論時間 Service of SPS QE Our Service is to Provide SPS Project Qualification Service That Meet or Exceed Customers’ Quality Expectations. Resign Stage Mass Production Stage Design stage : Function Test Stress Study Environment Evaluation MTBF Prediction Demonstration Life HALT /Strife Mass Production Stage : Stress Measurement Support Critical Component Thermal Support Shock Vibration Support * QE Organization Chart~SPS~ QE資料讀取及索取服務 1.索取資料向QE助理提出申請, 於4小時內回覆 2.有關驗證狀態查詢,請各單位直接上公用資料夾---所有公用資料夾--CHUNGLI---PSBG QA---QE即可查閱 3.未來驗證資料將陸續建立在公用資料夾歡迎大家取用COPY,未登錄上請向QE助理提出申請,QE將補登錄 工程部 Sample information 業務部 PM Sample 製作 Sample Marking Pilot Run QE / MES / Safety ISSUE Pass Fail Mass Production New Model VQA / 生管 / 採購 / MES / PQA / QE / Safety / MFG Modify Model Design Mass Production Flow Chart ~MTBF Method ~ 1.Parts Count 2.Predication MTBF 3.Demonstration MTBF 4.Field MTBF 1. Parts Count MTBF Condition : 1.不一定要有成品,只要有BOM 2.只考慮零件基本失效及品質因素 MTBF=1/λp λp=λb*πQ 僅供設計者參考 2.Predication MTBF Condition : 1.Normal Voltage / Max Load / Ambient Temperature or Customer Require 2.MIL-HDBK-217F or BELLCORE Method MTBF =1/ λp λp=λb*πS*πT*πQ*πE 3.Demonstration MTBF 1.Condition : High/Low Voltage / Max Load / Duty Cycle / Accelerated Factor / On-Off / 50℃ / Confidence Level 90% or Customer Require 2.To Consider the Q’TY and Test Equipment Space and Test Time and Cost and Total Main Power MTBF=(N*T*A.F*Duty cycle*on/off) / Tr. A.F=exp[Ea / K ( 1/Tu - 1/Ta )] 4.Field MTBF 是指公司實際出貨至客戶在 1年內或客戶要求時間內產品所發生 Failure Rate 所展現之統計出 MTBF INTRODUCTION ? ? HALT (Highly Accelerated Life Testing) ? HASS (Highly Accelerated Stress Audit) ? Methods to insure product reliability in design and quality in manufacture. ? HALT HASA Design Margins Process Marginal Components Workmanship Parameter Drift Loose Parts Process Assembly HALT Evaluate improve product design m