价格:未填
供应:99999
发货:3天内
The YH148 omnipolarHalleffectsensor ICisfabricatedfrommixedsignalCMOStechnology.Itincorporatesadvancedchopper-stabilizationtechniquestoprovideaccurateandstablemagneticswitchpoints. ThecircuitdesignprovidesaninternallycontrolledclockingmechanismtocyclepowertotheHallelementandanalogsignalprocessingcircuits.Thisservestoplacethehighcurrent-consumingportionsofthecircuitintoa Sleep mode.Periodicallythedeviceis Awakened bythisinternallogicandthe magnetic fluxfrom the Hall element isevaluated against the predefined thresholds.IfthefluxdensityisaboveorbelowtheBop/Brpthresholdsthentheoutputtransistorisdriventochangestatesaccordingly.Whileinthe Sleep cycletheoutputtransistorislatchedinitspreviousstate.Thedesignhasbeenoptimizedforserviceinapplicationsrequiringextendedoperatinglifetimeinbatterypoweredsystems.TheoutputtransistoroftheYH148 willbelatchedoninthepresenceofasufficientlystrongSouthorNorthmagneticfieldfacingthemarkedsideofthepackage.Theoutputwillbelatchedoffintheabsenceofamagneticfield.Features 2.2Vto6.0Vbatteryoperation Highsensitivityandhighstabilityofthemagneticswitchingpoints Highresistancetomechanicalstress Digitaloutputsignal Switchingforbothpolesofamagnet(omnipolar)