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时间: 2019-12-27 21:05
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TherechargeableLi-Ion/Li-Polybatteriesarewidelyusedintoday’sportableConsumerElectronics(CE).CommonlyseenLi-PolybatteriesareLi-IonPolymerbatteriesthatuseasolidpolymerseparatorandsharethesamechargealgorithmwithLi-Ionbatteries.Thus,Li-IonbatterieswillrepresentbothLi-IonandLi-Polybatteriesinthisapplicationnote.Becauseofthegrowingfeaturesandtheincreasingsizeofthedisplayinaportableelectronicproduct,thebatteryusageisalsomodifying.Thedailybatterychargingfrequencyincreases,anditbecomesimportanttooperateadevicewhilechargingitsbattery.Thetraditionalmethodtodesignabattery-poweredsystemistoconnectthesystemloaddirectlyonthebattery.ThesystemloadcontinuouslydischargestheLi-Ionbatteryandcostsabattery’slifecycle.InordertomaximizethelifecycleofLi-Ionbatteries,itisrecommendedtoterminatethechargeproperlyandpowerthesystemfromtheinputpowersupply,whenitAN1260Li-Ion/Li-PolyBatteryChargeandSystemLoadSharingManagementDesignGuideWithMCP73871isavailable.TopreventoverchargingLi-Ionbatteries,Author:BrianChuanelapsetimerisusuallyrequiredasasecondaryMicrochipTechnologyInc.methodtoturnoffthebatterychargeactivities,beforeaproperterminationconditionismet.Minimumcurrent……