电池寿命最大化和最小化的替换

MAX6326微处理器监控中的应用提供了一个电池切换电路断开时，墙上适配器。复位输出驱动外部MOSFET作为开关使用。这种切换电路也去抖期间切换的墙上源输出。Maxim>AppNotes>AUTOMOTIVEMICROPROCESSORSUPERVISORCIRCUITSKeywords:uPsupervisor,voltagemonitoring,battery-power,push-pull,resetoutput,microprocessorSep09,2002supervisorAPPLICATIONNOTE1195MaximizeBatteryLifeandMinimizeReplacementsAbstract:TheMAX6326microprocessorsupervisorisusedinanapplicationtoprovideabatteryswitchovercircuitwhenthewalladapterisdisconnected.TheresetoutputdrivesanexternalMOSFETthatisusedasaswitch.Thisswitchovercircuitalsodebouncesthewall-sourceoutputduringswitchover.Battery-poweredportableandhandhelddeviceswithplug-inwalladaptersmustswitchautomaticallybetweenthebatteryandthewallsourcewhentheACadapterisconnected.Acommonwaytodothisiswithadiode-ORconnecti