LM3671MF-3.3Alternatives & Equivalent Parts

About LM3671MF-3.3

LM3671MF-3.3 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterLM3671MF-3.3SourceLM3671MFX-3.3/NOPBLM3671MF-3.3/NOPBLM25007MMLM3674MF-1.8TPS22916BYFPRADS131A04IPBSSN6505BDBVTLM337T
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSOT23 (5-Pin)SOT23 (5-Pin)SOT23 (5-Pin)Small Outline PackagesOtherBGASOT23 (6-Pin)
Pin Count5558546
Temperature Range-30.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-30.0°C ~ 85.0°C-40.0°C ~ 85.0°C-55.0°C ~ 125.0°C
Price$0.4385$0.4304$0.4385$0.9361$0.7238$0.0978$4.5896$0.3892$0.7500
Electrical Parameters
Pbfree CodeNoYesYesYesNoYesYes
YTEOL01515001515
Additional FeaturePULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLEPULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLEPULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLEALSO ADJUSTABLE OUTPUT FROM 2.5 TO 37V
Analog IC - Other TypeSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATORLOAD SWITCH
Control ModeVOLTAGE-MODEVOLTAGE-MODEVOLTAGE-MODECURRENT-MODEVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATIONHYSTERETIC CURRENT MODEPULSE WIDTH MODULATION
Input Voltage-Max5.5 V5.5 V5.5 V42 V5.5 V5.5 V
Input Voltage-Min2.7 V2.7 V2.7 V9 V2.7 V1 V
Input Voltage-Nom3.6 V3.6 V3.6 V24 V3.6 V
JESD-30 CodeR-PDSO-G5R-PDSO-G5R-PDSO-G5S-PDSO-G8R-PDSO-G5S-XBGA-B4R-PDSO-G6
JESD-609 Codee0e3e3e0e0e1e4
Number of Functions1111111
Output Current-Max1.15 A0.6 A0.6 A0.5 A1.2 A1.5 A
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYUNSPECIFIEDPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37TSOP5/6,.11,37TSOP5/6,.11,37TSSOP8,.19TSOP5/6,.11,37BGA4,2X2,16TSSOP6,.08
Package ShapeRECTANGULARRECTANGULARRECTANGULARSQUARERECTANGULARSQUARERECTANGULAR
Package StyleSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHGRID ARRAY, VERY THIN PROFILE, FINE PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260260260260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Surface MountYESYESYESYESYESYESYES
Switcher ConfigurationBUCKBUCKBUCKBUCKBUCK
Switching Frequency-Max2600 kHz2600 kHz2600 kHz800 kHz2600 kHz
Temperature GradeOTHERINDUSTRIALINDUSTRIALAUTOMOTIVEOTHERMILITARY
Terminal FinishTIN LEADMatte Tin (Sn)Matte Tin (Sn)Tin/Lead (Sn/Pb)TIN LEADTin/Silver/Copper (Sn/Ag/Cu)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGBALLGULL WING
Terminal Pitch0.95 mm0.953 mm0.953 mm0.65 mm0.95 mm0.4 mm0.95 mm
Terminal PositionDUALDUALDUALDUALDUALBOTTOMDUAL
## LM3671MF-3.3 Alternates Showing resultsImage
Number of Outputs111
Output Voltage-Max3.3 V3.3 V37 V
Output Voltage-Min1.1 V1.1 V2.5 V
Output Voltage-Nom3.3 V3.3 V7 V
Time@Peak Reflow Temperature-Max (s)3030NOT SPECIFIED3030
## LM3671MF-3.3/NOPB Alternates Showing resultsImage
Supply Current-Max (Isup)0.675 mA
Supply Voltage-Nom (Vsup)24 V1.2 V
TechnologyBICMOSBICMOS
## LM25007MM Alternates Showing resultsImage
## LM3674MF-1.8 Alternates Showing resultsImage
Date Of Intro2017-07-20
Adjustable ThresholdNO
Number of Channels1
Supply Voltage-Max (Vsup)5.5 V
Supply Voltage-Min (Vsup)1 V
Interface IC TypeINTERFACE CIRCUIT
Supply Voltage-Max5.5 V
Supply Voltage-Min2.25 V
Supply Voltage-Nom5 V
## SN6505BDBVT Alternates Showing resultsImage

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

Quick Links

LM3671MFX-3.3/NOPBby Texas Instruments

Switching Regulator, Voltage-mode, 0.6A, 2600kHz Switching Freq-Max, PDSO5

LM3671MF-3.3/NOPBby National Semiconductor Corporation

Switching Regulator, Voltage-mode, 1.15A, 2600kHz Switching Freq-Max, PDSO5

LM25007MM

suggested

LM337T

suggested

Why Look for Alternatives?

Finding alternatives for LM3671MF-3.3 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 LM3671MF-3.3 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.

Can't Find What You Need?

Our sourcing team can help find compatible alternatives for LM3671MF-3.3. Get expert recommendations within 24 hours.

Request Alternatives for LM3671MF-3.3

FAQ

What is equivalent to LM3671MF-3.3?

Known equivalents for LM3671MF-3.3 include LM3671MFX-3.3/NOPB, LM3671MF-3.3/NOPB, LM25007MM. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM3671MF-3.3?

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 LM3671MF-3.3 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.