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ProductVoltage RegulatorsProduct CategoryVoltage Regulators - Switching Regulators
Standard Package250Factory Pack Quantity250
Standard Package NameQFN

Compliance

RoHSLead free / RoHS CompliantEU RoHSCompliant
Part StatusACTIVE

Electrical

Output1PWM TypeCurrent Mode
Duty Cycle98Output TypeAdjustable
Voltage Rating5 VDelay Time - ONAdjustable
Current - Output5ACurrent - Supply600 uA
Number of Outputs1Current - Switching8
Switching RegulatorYesCurrent Rating (Max)Catalog
Must Release VoltageAdjustableFrequency - Switching200kHz ~ 900kHz
Synchronous RectifierYesVoltage - Input (Max)7 to 30 Vin Max
Voltage - Input (Min)0.8 V ~ 15 VCurrent - Quiescent (Iq)0.6
Voltage Regulation - LoadExternalAccuracy - Voltmeter; Ammeter3

Mechanical

Width3.65(Max)PackagingTape and Reel
Lead StyleNo LeadMounting TypeSurface Mount
Mounting StyleSMD/SMTPackage / Case14-VFQFN Exposed Pad
Length - Overall3.65(Max)Package QuantityVQFN EP
Number of Positions14Shell Size - Insert0.95(Max)
Supplier Device Package14-QFN (3.5x3.5)

Product Info

TypeStep DownSeriesTPS54521
FeaturesEnable Power Good Tracking Frequency Synchronization Synchronous RectificationSoftwareSLVS981C
TopologyBuckApplicationConsumer & Portable Electronics
Control MethodCurrent ModePattern NumberY
Functional Diagramalt_slvs981c.gifUtilized IC / PartView
Printed Circuit Board14

Environmental

Temperature - Test-40 to 125Operating Temperature-40°C ~ 125°C