Transcription of TPS54331-Q1 - Texas Instruments
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TPS54331-Q1 - Texas Instruments
- %I - Load Current - ALV = VOV = 12 VIV = 18 VIV = 24 VIV = 28 VIV = 5 NOVEMBER20103-A,28-VINPUT,STEP-DOWNSWIFT DC/DCCONVERTERWITHEco-Mode CheckforSamples: tps54331 -Q11 FEATURESAPPLICATIONS ConsumerApplicationssuchasSet-Top2 QualifiedforAutomotiveApplicationsBoxes, CPEE quipment,LCDD isplays, ,andBatteryChargers IndustrialandCarAudioPowerSupplies Integrated80m HighSideMOSFETS upports 5-V,12-Vand24-VDistributedPowerSystemsup to3 AContinuousOutputCurrent HighEfficiencyatLightLoadswithPulseDESCR IPTIONS kippingEco-mode ControlTheTPS54331is a 28-V,3-Anon-synchronousbuck Fixed570kHzSwitchingFrequencyconverterth atintegratesalowRDS(on)highside Typical1mA ,apulseskippingEco-mode featureisautomatically ,the1mAshutdownsupply ProgrammableUVLOT hresholdcurrentallowsthedevicetobeusedin battery Cycle-by-CycleCurrentLimit,FrequencyFold compensationcalculationsandreducescompon entBackandThermalShutdownProtectioncount whileallowingtheuseofceramicoutput resistordividerprogramsthehysteresis SupportedbySwitcherPro ( )
tps54331-q1 www.ti.com slvsab5 – november 2010 package dissipation ratings(1) (2) (3) thermal impedance pseudo thermal impedance package junction to …
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