摘要:震动或撞击可导致暂时中断时,电池失去联系。在电池供电系统的电源,以确保连续性,添加这三个IC电路。
Maxim/Dallas>AppNotes>SWITCHESANDMULTIPLEXERSKeywords:linearregulators,switchingregulators,analogswitches,batterybounce,contactbounceApr26,2004APPLICATIONNOTE3209ProtectingAgainstMomentaryPowerLossDuetoBattery-BounceImpactorvibrationcancausemomentaryinterruptionswhenbatterieslosecontact.Toensurecontinuityofpowerinbattery-poweredsystems,addthisthree-ICcircuit.Whenyoudropabattery-powereddevice,theimpactcanopeninternalcontactsforaslongas10ms,producingamomentarylossofpowerthatcancauseafalselow-batteryindication.(Thereissometimesasimilarmomentaryeffectonthedevice'sowner,especiallyifthedeviceisexpensive,butthat'sbeyondthescopeofthisapplicationnote).Youcaninsurecontinuityof
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