提高应用程序的静电感应闭锁的敏感性

Allsemiconductordevicesaresensitivetoelectrostatic

discharge(ESD)damagetovaryingdegrees.Thisis

truewhethertheyaresolderedtoaPCboardinan

application,orwhethertheyareunattachedintheship-

pingorapplicationassemblyprocess.Goodhandling

techniquessuchasgroundstraps,staticfreework

stationsandionizerscanreducetheriskofstaticbuild

upduringassembly.Oftenmoreattentionispaidto

reducingESDduringassemblythanispaidtoreducing

ESDriskduringthelifetimeoftheapplication.AN595ImprovingtheSusceptibilityofanApplicationtoESD-InducedLatch-upThisshortcircuitwilltendtoreducethevoltagelevelonAuthor:DavidWilkietheapplication(particularlyiftheapplicationisbatteryMicrochipTechnologyInc.powered)andwilldoagreatdealofdamagetothedevicewhichhaslatched-up.Theonlywaytohaltthisconditionistoremovepowerfromthedevice.Allsemi