失效分析参考手册（希望能有用）

pxj0557 · 发表于 2016-4-1 23:47:31

学习一下，谢谢分享！

sandisc · 发表于 2016-11-21 17:57:12

第 1 章概要 ....................................................................................................................3
1.1 制定本手冊之目的 .....................................................................................................4
1.2 失效分析的作用 ..........................................................................................................4
1.3 本手冊的結構與特點 .................................................................................................5
1.4 本手冊適用範圍 ..........................................................................................................5
1.5 參考文件 .......................................................................................................................5
第 2 章 BEL 電子產品件失效分析的一般方法及應用 ............................................6
2.1 失效的概念與分類 .....................................................................................................7
2.1.1 失效的概念 ...............................................................................................................7
2.1.2 失效的分類 ...............................................................................................................9
2.1.3 認識失效模式和機理 ..............................................................................................9
2.1.3.1 失效模式和失效機理 ..........................................................................................9
2.1.3.2 失效模式和機理與生產年代、使用環境的關係 ........................................10
2.1.4 失效模式的定量判據 ............................................................................................10
2.2 失效分析的思路、原則與方法以及分析人員的素質 ..................................... 11
2.2.1 失效分析的思路 ..................................................................................................... 11
2.2.2 失效分析的一些原則與方法 .............................................................................. 11
2.2.3 失效分析人員應具備的素質 ..............................................................................14
2.3 失效分析常用技術 ...................................................................................................14
2.3.1 元件解焊技術 .........................................................................................................14
2.3.1.1 常規焊接解焊技術 .............................................................................................15
2.3.1.2 表面組裝失效件解焊技術 ...............................................................................15
2.3.2.1 外觀檢查技術 ......................................................................................................15
2.3.2.2 機械量度技術 ......................................................................................................16
2.3.2.3 產品拆封、解剖前電性能驗證技術 ..............................................................16
2.3.2.4 X 射線照相或即時檢測 .....................................................................................16
2.3.2.5 失效件顯微鏡觀察、照相技術 .......................................................................17
2.3.2.6 失效件解剖技術 .................................................................................................17
2.3.2.7 產品解剖後外觀檢查、機械性能與電性能驗證技術 ...............................19
2.4 可能的失效原因和機理的假設及分析 ................................................................19
2.4.1 產品本質問題 .........................................................................................................21
2.4.2 誤篩問題 ..................................................................................................................22
2.4.3 誤用問題 ..................................................................................................................22
2.4.4 意外損傷..................................................................................................................22
2.5 失效機理驗證 ............................................................................................................22
2.6 估計失效模式的發生概率和危害性 ....................................................................23
2.6.1 失效模式的發生概率 ............................................................................................23
2
2.6.2 估計失效模式的危害性 .......................................................................................24
2.7 進行失效分析的基本條件 ......................................................................................25
2.7.1 專業人員和分析小組 ............................................................................................25
2.7.2 失效資訊的收集 .....................................................................................................25
2.7.3 工具和設備 .............................................................................................................26
2.8 量測系統與資料收集 ...............................................................................................29
第 3 章失效模式與失效機理分析舉例 ......................................................................31
3.1 故障樹分析法（ FTA）與舉例 ..............................................................................33
3.2 失效模式與後果分析法（ FMEA）與舉例 ........................................................36
3.3 實驗設計（ DOE） ...................................................................................................38
3.4 模糊評估綜合分析 ...................................................................................................41
3.5 失效分析之階段性 ...................................................................................................43
第 4 章失效分析報告 .....................................................................................................45
4.1 失效分析報告內容 ...................................................................................................46
4.2 失效分析報告格式 ...................................................................................................48
4.2.1 BEL RETURN AUTHORIZATION REQUEST .............................................................49
4.2.2 BEL FAILURE ANALYSIS REQUEST FORM .............................................................50
4.2.3 BEL CUSTOMER REPORTED INCIDENT ANALYSIS REPORT ................................51
4.2.4 FAILURE ANALYSIS REPORT ...................................................................................53
4.2.5 8-D REPORT...............................................................................................................54
4.3 失效分析報告處理和應用 ......................................................................................57
第 5 章失效分析流程 ......................................................................................................60