逆电流电路保护

电池逆转，可以是致命的便携式设备。然而，无数电路可以防止向后安装电池和其他造成过流条件。

Maxim>AppNotes>BATTERYMANAGEMENTPOWER-SUPPLYCIRCUITSKeywords:Reverse-CurrentCircuitryProtectionJan31,2001APPLICATIONNOTE636Reverse-CurrentCircuitryProtectionBatteryreversalcanbefataltoportableequipment.However,numerouscircuitscanprotectagainstthebackwardinstallationofbatteriesandotherovercurrent-causingconditions.Battery-operatedequipmentispronetotheconsequencesofbatteriesinstalledbackward,accidentalshortcircuits,andothertypesofcarelessuse.Theeffectsofareversedbatteryarecritical.Unfortunately,itisdifficulttoguardagainstthissituation.Tomakeequipmentresistanttobatteriesinstalledbackward,youmustdesigneitheramechanicalblockto