GeneralDescription
TheIA2492 isahighfrequency,synchronous,rectified,step-down,switch-modeconverter
withinternalpowerMOSFETs.Itoffersaverycompactsolutiontoachievea2Acontinuous
outputcurrentoverawideinputsupplyrange,withexcellentloadandlineregulation.
TheIA2492 requires aminimalnumber ofreadily available, external componentsandis
availableinaspacesavingSOT23-6package.
2.Applications
DistributedPowerSystems
DigitalSetTopBoxes
FlatPanelTelevisionandMonitors
WirelessandDSLModems
NotebookComputer
3.Features
Wide3.3Vto18VOperatinginputRange
2AContinuousOutputCurrent
NoSchottkyDiodeRequired
600KHzFrequencyOperation
ProprietarySwitchingLossReductionTechnique
Built-inOverCurrentLimit
Built-inOverVoltageProtection
InternalSoftstart
OutputAdjustablefrom0.6V
Integratedinternalcompensation
StablewithLowESRCeramicOutputCapacitors
ShortProtectionwithHiccup-Mode
ThermalShutdown
AvailableinSOT23-6Package
-40° to+85° TemperatureRange
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