TEL :13684976689、陳小姐QQ :744658389MSN :chen2010123@hotmail.comE-Mail :chenling2008456@163.com功能及優(yōu)點(diǎn)低噪音輸出快速上電成比例軌對軌輸出4.5V至6.0V操作高可靠性下線出廠編程，具有最佳性能可靠的ESD性能A1301andA1302Continuous-TimeRatiometricLinearHallEffectSensorsReplacementDeviceCharacteristicsTableDeviceA130xCharacteristicsTypicalSensitivityOperatingVoltageLegacyReplacementMinMax-A13012.5mV/G4.5V6VUGN3503A13021.3mV/G4.5V6VFeaturesandBenefitsLow-noiseoutputFastpower-ontimeRatiometricrail-to-railoutput4.5to6.0VoperationSolid-statereliabilityFactory-programmedatend-of-lineforoptimumperformanceRobustESDperformanceDescriptionTheA1301andA1302arecontinuous-time,ratiometric,linearHall-effectsensors.Theyareoptimizedtoaccuratelyprovideavoltageoutputthatisproportionaltoanappliedmagneticfield.Thesedeviceshaveaquiescentoutputvoltagethatis50%ofthesupplyvoltage.Twooutputsensitivityoptionsareprovided:2.5mV/GtypicalfortheA1301,and1.3mV/GtypicalfortheA1302.TheHall-effectintegratedcircuitincludedineachdeviceincludesaHallsensingelement,alinearamplifier,andaCMOSClassAoutputstructure.IntegratingtheHallsensingelementandtheamplifieronasinglechipminimizesmanyoftheproblemsnormallyassociatedwithlowvoltagelevelanalogsignals.Highprecisioninoutputlevelsisobtainedbyinternalgainandoffsettrimadjustmentsmadeatend-of-lineduringthemanufacturingprocess.ThesefeaturesmaketheA1301andA1302idealforuseinpositionsensingsystems,forbothlineartargetmotionandrotationaltargetmotion.Theyarewellsuitedforindustrialapplicationsoverextendedtemperatureranges,from-40 Cto125 C.Twodevicepackagetypesareavailable:LH,a3-pinSOT23Wtypeforsurfacemount,andUA,a3-pinultraminiSIPforthrough-holemount.Eachpackageisavailableinalead(Pb)freeversion(suffix,-T)with100%mattetinplatedleadframe.FunctionalBlockDiagram