TheMLX90242isaCMOSLinearHallEffectsensorIC.ItpossessesactiveerrorcorrectioncircuitrywhichvirtuallyeliminatestheoffseterrorsnormallyassociatedwithanalogHallEffectdevices.Theratiometricoutputvoltageisproportionaltothesupplyvoltage.WhenusingthesupplyvoltageasareferenceforanA/Dconverter,fluctuationsof+10%insupplyvoltagewillnotaffectaccuracy.ThevoltageattheoutputwillincreaseasaSouthmagneticfieldisappliedtothebrandedfaceoftheMLX90242.ANorthmagneticfieldwillcauseittodecrease.IntheSOT-23packagethebehaviorisreversed.ANorthfieldwillincreaseandaSouthfielddecreasetheoutputvoltage.SmallPlasticPackage(SOT-23,TO-92)QuadSwitchedHallPlate/ChopperStabilizedAmplifierRatiometricOutputforA/DInterfaceLowQuiescentVoltageThermalDrift