标签: vflt

摘要：日前，Teridian71M6515H，3相电能仪表IC，电源故障输入引脚（VFLT）控制IC的看门狗定时器。本应用笔记介绍本VFLT引脚连接正确。71M6515HEnergyMeterICAMaximIntegratedProductsBrandAPPLICATIONNOTEAN_6515H_004JANUARY2011ConnectingtheVFLTPinofthe71M6515HThisdocumentdescribestheproperconnectionoftheVFLTpincontrollingthebuilt-inwatchdogtimerofthe71M6515HEnergyMeterICs.BackgroundTheVFLTpinisusedtomonitoranexternalDCvoltagerepresentativeoftheon-boardDCsupplyvoltage……