MH189Hall-effectsensorisatemperaturestable,stress-resistantsensor.Superiorhigh-temperatureperformanceismadepossiblethroughadynamicoffsetcancellationthatutilizeschopper-stabilization.Thismethodreducestheoffsetvoltagenormallycausedbydeviceovermolding,temperaturedependencies,andthermalstress.TheMH189includesthefollowingonasinglesiliconchip:voltageregulator,Hallvoltagegenerator,small-signalamplifier,chopperstabilization,Schmitttrigger,andashortcircuitprotectedPull-upresistoroutput.AdvancedCMOSwaferfabricationprocessingisusedtotakeadvantageoflow-voltagerequirements,componentmatching,verylowinput-offseterrors,andsmallcomponentgeometries.Thisdevicerequiresthepresenceofbothsouthandnorthpolaritymagneticfieldsforoperation.Inthepresenceofasouthpolarityfieldofsufficientstrength,thedeviceoutputsensoron,andonlyswitchesoffwhenanorthpolarityfieldofsufficientstrengthispresent.TheMH189isratedforoperationbetweentheambienttemperatures 40 Cand85 CfortheEtemperaturerange,and 40 Cto125 CfortheKtemperaturerange.Thetwopackagestylesavailableprovidemagneticallyoptimizedsolutionsformostapplications.PackageSOisanSOT-23,aminiaturelow-profilesurface-mountpackage,whilepackageUAisathree-leadultraminiSIPforthrough-holemounting.FeaturesandBenefitsChopperstabilizedamplifierstageOptimizedforBLDCmotorapplicationsNewminiaturepackage/thin,highreliabilitypackageOperationdownto3V100%testedat125℃forK.Customsensitivity/Temperatureselectionareavailable.ApplicationsHightemperatureFanmotor3phaseBLDCmotorapplicationSpeedsensingPositionsensingCurrentsensingRevolutioncoun 應(yīng)用：流量計(jì)，咖啡機(jī)．完全替代EW512MH189(超高靈敏度HallEffectSensor)●高溫DCFAN的應(yīng)用●3向BLDC馬達(dá).●速度傳感器.●位置傳感器.●旋轉(zhuǎn)記數(shù)●水流量計(jì)的記數(shù) 優(yōu)點(diǎn)MH189(超高靈敏度HallEffectSensor)●Silicon科技，敏感度VS.溫度佳●斬波科技使敏感度分布穩(wěn)定●內(nèi)建上拉電阻,可pintopinEW系列●100%高溫測試,幫助客戶應(yīng)用面廣●抗電氣干擾能力佳●高ESD保護(hù)性價(jià)比高●性價(jià)比高 MH189pintopinEW512應(yīng)用于流量傳感器,咖啡機(jī)等.