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1、Basi FA ws Evy exped filure anayst knws ht every FA isunie. Nobod cn tru sathat h o s as evlodtanard fow or evy F thatwill ce his or heay FA ave a ndncyof directing hemsels，it ah susuent stp dpedin tutoe o the prvous sepThe flowfn As lueced by multudeo fcs： te dvice ilf， thepplicioninwhch itail， tes
2、tresssthe devie hs undrgoe rio to faiue，the pint o failre, th filre rate，h failue oe， he faiure atrbute， ando cus， tefailure mechanism. Nonetheless, A isFA, so iisindeedsbleo define cetai degeea sandardFA lw foeveryfilreecaism.Th articeais gie h rer a basc idea of howth FA w fr a givenfaure mhimaybe
3、stanarize。 Stndrdzation in his cotext oes notmean deiing a step-sp FA roedue lo, but rer what look for hen nalyzig faiures ependin n wae brvd or suspecd faluremechanim is.asc -eveFAlow1）Filur Infrmaio Rview. Unersan horoughly tcutoersdescrin of the ilue. termine： ）the ecic eleticalfle mod ththcusmis
4、 exerincn;b）th point ofailure o hee he faile sencouer (feld manufcurigie and at whic step?）； ) atcodions thsampls havelreadygone hrouh or benubect to; ad ) th faiure rtebsrv by theusomr. 2)FaiureVerifiaio Verify thecstes failre mod by eericl teig Check the alg reults or conisency with wat th ctome i
5、s epoting。3) Exteralisua Inection。 Peforma through eteral iul nspctio n he sample. Ntea makigs n the packanok o extraanomali， i.。， missing/entleas， pacage iscolorations, pakae cacks/chp-outs/srches，conainatio， lad oidaionroion， illgbl mrs， o-standar fnts， ec。4） Bech Testing。 Verify te eecraltstsuts
6、by benchteting t nsur tat ll AEalures r nt ue tocontt ses only. e aase is r te cutomers repored failure o, ATEresus， n enh est esuls be cnnt itheach thr.5） Curv Tracing. Perfom cracingtidnify wch pin exibit urrent/vtag (I/V) anmalies Te oecive v tacin s to ook foopen or shored ps ndpins withnoraIV c
7、ractrstcs （exessiveleakag,abnoral rkdownvoltae，etc。）。 my henbefcused on circus nvoin hese nomaous pns. nami crvtracn， wherei e uni is powrd up whi underoing crv racing， y b pford if saicurve taingos ntreveal any amalies。6) yInseti。 Perorm xry insectn tolok for ntnl paca anomis such a broke i，ising w
8、s， norrect r msig die, exsive dtach oids， tc，wiot having to pent pakage. Xray ipection resuts mustb cnsistnt ith curetraceuts， eg。， if x-a inpecto rvalda broken reaa pin， te urve tringshud reveaha pin to bepn7） CSAM。 PerformCSAMon plsticpkagesto deermine if th sample heayintenaldelamatnsa m adtoothe
9、r failue triues such ascorosion,broke wres， ad lifted bods。8） Decapslan Once alth nondestrucivestps suc as thse aboe ae been cmleted, t mple ma besubjcted ecapsulation to exse the die an thr intenalfeatr of te devie fo furherFA。 9)InternaVsuaIspection. Perfor ienalvsua nspectin after decap.Thisis su
10、ay don using a lowowr mcrosco anahgh-owr mcroscop， preeing from ow maification t hih es Look for wreod aoaie， die rack, ie a die crrosi, di scrtces， EO/S stes, fb defects， adthe l。EM inpction mabeneded insom nstacs 1） Ho Spt DetectiIf crve trac reslt inie somemardsrepcis bten te I/Vharatiic （eseclly
11、 wtreard o pwer disipon） f h samples ad knon goodunits， thn thsaplemay halocalzed han o the die. Fexamp， a abnormlly large urrenloig betwen n upn adN ma meaa hortcrcfrom his inpt nto GN horts suhhs will emthat that can bected by ho spo detectio tchique. 1) ightEmissin Miosoy。 Ifthedevdoesnt exhibt brmlites n powe dissiptn that may indat hotsot， light emsionmcsp may b pfomed o look for efets mitlight. Ntetht a emissosite oe not an thtit is the ilre sie。 1)Miroprobin.Microprobingbecomes neceary if o oos no aoral hoteissioswersee fro the smples.
