FD170ComplementaryoutputdriverwithHallsensorFeaturesHighsensitivityHall-effectsensorLowpowerc***umptionOutputclampingtotem-poledriversLock-shutdownprotection&auto-restartfunctionEdgedetectorandpropagationdelaytimerThermalshutdownprotection(TSD)***ailableinSIP-4LpackageFor12Vto48VDCmotor/FANsystemsGeneralDescriptionFD170Hisacomplementarydualpre-driversoutputwithembeddedHall-effectsensorIC.Itintegratesaoutputclampingtotem-poledriversforNPNorNMOSdrivers,ahighsensitivityhall-effectsensor,aneventtimerforrotorlockedinSIP-4Lpackage,whichmakethissolutionoperationunderahighpowerconditi***ofDCmotorsorFANsassimplyaspossible.Forsafety,Lock-shutdownfunctionwouldturntheIC’sinternaldriversoff***oidingover-heatwhentherotorislocked,andICwilltrytore-starttherotor’storqueafterthetimeofthesedrivers’shutdown.Thermal-shutdownprotection(TSD)ensurestheinternaldriversofICareoperatingunderasafeoperatingtemperaturerange.Alltheprotectionmechani***smentionedabovecombinetoprovideacompleteprotectingscenariointhemotorsystemand***oidanypossibledamagesandguaranteeunderacorrectandsafeoperation.)