infineon IGBT直接数字电机控制

infineonIGBT直接数字电机控制IGBTModulewithintegratedCurrentMeasurementUnitusingSigma-DeltaConversionfordirectDigitalMotorControlUlrichSchwarzer,AndreArens,MartinSchulzInfineonTechnologiesAG,Max-Planck-Str.5,D-59581Warstein,GermanyAbstractSystemintegrationisoneofthemarketdrivingissuesinpowerelectronics.Inthispapertheintegra-tionofpreciseshuntsandcompleteA/D-conversionunitswithisolatinginterfaceintoIGBTmodulesisdemonstrated.ItalsoprovidesacomparisontotheoftenusedsolutionsbasedonHalleffectsensorsandadditionalA/D-converterchipsets.Bothsystemsarecomparedbasedoninverteroutputcurrentmeasurement.1.Introductioncationssufferingfromvibrationorhighlevelsof