Simple Circuit Measures Battery Drain
Abstract:Simpletestcircuitusingacomparatorandreferencetomeasurebatterydrain.Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSBATTERYMANAGEMENTMEASUREMENTCIRCUITSKeywords:comparator,reference,low-power,hysteresis,comparatorsSep30,2002APPLICATIONNOTE527SimpleCircuitMeasuresBatteryDrainAbstract:Simpletestcircuitusingacomparatorandreferencetomeasurebatterydrain.Measuringbatterylifeforaportablesystemisatime-consumingtask,andthemethodsthatacceleratebatterydischargedon'tprovidereliableresults.Intheusualapproachyousimplymeasureelapsedtimewhileoperatingtheproducttothepointofbatterydischarge.Runningseveralsuchsystemsinparallelobviouslygivesmoredata,ifyoucanaffordtotieupthelabequipment.Youcantrytoderivebatterylifefromdat
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