Mfr. #:
IR3891MTR1PBF
Description:
Buck Switching Regulator IC Positive Adjustable 0.5V 2 Output 4A 31-PowerVFQFN
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Delivery
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Documents

NAMETYPE
DatasheetsIR3891
RoHS InformationPQFN 5x6 RoHS Compliance
PCN Obsolescence/ EOLMultiple Devices 20/Dec/2013

Attributes

NAMETYPE
CategoryIntegrated Circuits (ICs)
FamilyPMIC - Voltage Regulators - DC DC Switching Regulators
ManufacturerInfineon Technologies
SeriesSupIRBuck®
PackagingTape & Reel (TR)
Part StatusObsolete
FunctionStep-Down
Output ConfigurationPositive
TopologyBuck
Output TypeAdjustable
Number of Outputs2
Voltage - Input (Min)1V
Voltage - Input (Max)21V
Voltage - Output (Min/Fixed)0.5V
Voltage - Output (Max)18.06V
Current - Output4A
Frequency - Switching300kHz ~ 1.5MHz
Synchronous RectifierYes
Operating Temperature-40°C ~ 125°C (TJ)
Mounting TypeSurface Mount
Package / Case31-PowerVFQFN
Supplier Device PackagePQFN (5x6)

Resources

NAMETYPE
Standard Package750
Other NamesSP001528680
TagsIR3891 IR389 IR38 IR3

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For Use With

Part NumberDescription
IRDC3891IR3891 SupIRBuck® DC/DC, Step Down 2, Non-Isolated Outputs Evaluation Board

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