REG1117-3.3/2K5Alternatives & Equivalent Parts

About REG1117-3.3/2K5

REG1117-3.3/2K5 is a power-management component manufactured by Texas Instruments. It comes in a SOT-223 package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Get one quote covering all 8 alternatives for REG1117-3.3/2K5 — response within 24 hours.

Specification Comparison

ParameterREG1117-3.3/2K5SourceLD1117S33TRNCP1117ST33T3GREG1117-3.3/2K5G4BM71BLE01FC2-0B04AAMIC2039AYM6-TRMYRGM330150W31RABQ25505RGRRCSD75208W1015
ManufacturerTexas InstrumentsSTMicroelectronicsON SemiconductorTexas InstrumentsMicrochipMicrochipMurata ElectronicsTexas InstrumentsTexas Instruments
Package TypeSOT-223SOT223 (3-Pin)SOT223 (3-Pin)SOT223 (3-Pin)OtherSOT23 (6-Pin)OtherQuad Flat No-LeadBGA
Pin Count444417616216
Temperature Range0.0°C ~ 125.0°C~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 105.0°C-40.0°C ~ 125.0°C-55.0°C ~ 150.0°C
Price$0.5670$0.1052$0.1254$0.6210$6.9400$0.5800$1.6960$0.0708
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEOBSOLETEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYesYes
YTEOL156.26.215181301515
AdjustabilityFIXEDFIXEDFIXEDFIXED
Dropout Voltage1-Max1.2 V1.2 V1.2 V1.2 V
Dropout Voltage1-Nom1.1 V1.1 V1.07 V1.1 V
Input Voltage Absolute-Max15 V15 V20 V15 V
Input Voltage-Max15 V15 V15 V15 V5.5 V5.1 V
Input Voltage-Min4.8 V4.75 V4.75 V4.8 V2.7 V0.6 V
JESD-30 CodeR-PDSO-G4R-PDSO-G4R-PDSO-G4R-PDSO-G4R-XXMA-N17R-PDSO-G6R-XQCC-N9S-PQCC-N20R-PBGA-B6
JESD-609 Codee4e3e3e4e4e4e1
Line Regulation-Max0.007%0.006%0.0045%0.007%
Load Regulation-Max0.012%0.01%0.01%0.012%
Number of Functions1111111
Number of Outputs1111
Operating Temperature TJ-Max125 °C125 °C150 °C125 °C
Operating Temperature TJ-Min-40 °C-55 °C-40 °C
Output Current1-Max0.8 A1.3 A1 A0.8 A
Output Voltage1-Max3.36 V3.365 V3.365 V3.36 V
Output Voltage1-Min3.24 V3.235 V3.235 V3.24 V
Output Voltage1-Nom3.3 V3.3 V3.3 V3.3 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYUNSPECIFIEDPLASTIC/EPOXYUNSPECIFIEDPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOT-223SOT-223SOT-223SOT-223TSOP6,.11,37LCC9,.09x.12(UNSPEC)
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARSQUARERECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINEMICROELECTRONIC ASSEMBLYSMALL OUTLINE, LOW PROFILE, SHRINK PITCHCHIP CARRIERCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILEGRID ARRAY
Packing MethodTRTR, 7 INCHTRTR
Peak Reflow Temperature (Cel)260260260260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYESYESYESYESYESYESYESYESYES
TechnologyBIPOLARBIPOLARBIPOLARBIPOLARHYBRIDHYBRID
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn) - annealedMatte Tin (Sn) - annealedNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Tin/Silver/Copper (Sn/Ag/Cu)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGNO LEADGULL WINGNO LEADNO LEADBALL
Terminal Pitch2.3 mm2.3 mm2.3 mm2.3 mm1.2 mm0.95 mm0.55 mm0.5 mm
Terminal PositionDUALDUALDUALDUALUNSPECIFIEDDUALQUADQUADBOTTOM
Time@Peak Reflow Temperature-Max (s)30303030403030
Voltage Tolerance-Max1.8%2%2%1.8%
## REG1117-3.3/2K5 Alternates Showing resultsImage
Factory Lead Time12 Weeks20 Weeks27 Weeks
Manufacturer Package Code318H-01MODULE-17SOT-23-6
Screening LevelAEC-Q100
Additional FeatureSEATED HGT-NOMALSO HAS PFM CONTROL
Supply Voltage-Max3.6 V
Supply Voltage-Min1.9 V
Supply Voltage-Nom3 V
uPs/uCs/Peripheral ICs TypeRFSOC
Reach Compliance CodeCompliant
Adjustable ThresholdYESYES
Analog IC - Other TypeLOAD SWITCHSWITCHING REGULATORBATTERY MONITOR/PROTECTOR
Number of Channels11
Supply Current-Max (Isup)0.3 mA
Supply Voltage-Max (Vsup)5.5 V5.1 V
Supply Voltage-Min (Vsup)2.5 V0.6 V
Supply Voltage-Nom (Vsup)5 V
Temperature GradeAUTOMOTIVEAUTOMOTIVE
Threshold Voltage-Nom+2.25V,+2.15V
## MIC2039AYM6-TR Alternates Showing resultsImage
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE FREQUENCY MODULATION
Input Voltage-Nom5 V
Output Current-Max1.5 A
Output Voltage-Max3.366 V
Output Voltage-Min3.234 V
Output Voltage-Nom3.3 V
Switcher ConfigurationBUCKBOOST
Switching Frequency-Max3000 kHz1000 kHz
## BQ25505RGRR Alternates Showing resultsImage
ConfigurationCOMMON SOURCE, 2 ELEMENTS WITH BUILT-IN DIODE AND RESISTOR
DS Breakdown Voltage-Min20 V
Drain Current-Max (ID)-1.6 A
Drain-source On Resistance-Max0.15 Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss)10 pF
Number of Elements2
Operating ModeENHANCEMENT MODE
Polarity/Channel TypeP-CHANNEL
Power Dissipation Ambient-Max0.75 W
Power Dissipation-Max (Abs)0.75 W
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Need pricing on these alternatives?

Get one quote covering all 8 alternatives for REG1117-3.3/2K5 — response within 24 hours.

Quick Links

LD1117S33TRby STMicroelectronics

SOT-223 1A fixed 3.3V LDO, ±1% accuracy, same pinout and application

NCP1117ST33T3Gby ON Semiconductor

SOT-223 1A 3.3V LDO regulator, compatible footprint and electrical specs

REG1117-3.3/2K5G4by Texas Instruments Fixed Positive LDO

Regulator, 3.3V, 1.2V Dropout, BIPolar, PDSO4

Why Look for Alternatives?

Finding alternatives for REG1117-3.3/2K5 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating REG1117-3.3/2K5 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to REG1117-3.3/2K5?

Known equivalents for REG1117-3.3/2K5 include LD1117S33TR, NCP1117ST33T3G, REG1117-3.3/2K5G4. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of REG1117-3.3/2K5?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify REG1117-3.3/2K5 alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.