LM2937ES-3.3/NOPBAlternatives & Equivalent Parts

About LM2937ES-3.3/NOPB

LM2937ES-3.3/NOPB 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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Specification Comparison

ParameterLM2937ES-3.3/NOPBSourceLM2937ET-3.3/NOPBLM2937IMP-3.3/NOPBACS770LCB-100B-PFF-TNTF3055L108T1G
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsAllegro MicrosystemsON Semiconductor
Package TypeSOT-223Transistor Outline, VerticalSOT223 (3-Pin)OtherSOT223 (3-Pin)
Pin Count333354
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 150.0°C~ 175.0°C
Price$1.0840$0.7050$0.9363$4.0431$0.2293
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYesYes
Reach Compliance CodeNot Compliant
YTEOL1515155.4
AdjustabilityFIXEDFIXEDFIXED
Dropout Voltage1-Max0.5 V0.5 V0.5 V
Dropout Voltage1-Nom0.5 V0.5 V0.5 V
Input Voltage Absolute-Max26 V26 V26 V
Input Voltage-Max26 V26 V26 V
Input Voltage-Min4.75 V4.75 V4.75 V
JESD-30 CodeR-PSSO-G3R-PSFM-T3R-PDSO-G4R-PDSO-G4
JESD-609 Codee3e3e3e3
Line Regulation-Max0.033%0.033%0.033%
Load Regulation-Max0.033%0.033%0.033%
Number of Functions111
Number of Outputs111
Operating Temperature TJ-Max125 °C125 °C85 °C
Operating Temperature TJ-Min-40 °C-40 °C-40 °C
Output Current1-Max0.5 A0.5 A0.5 A
Output Voltage1-Max3.46 V3.46 V3.46 V
Output Voltage1-Min3.14 V3.14 V3.14 V
Output Voltage1-Nom3.3 V3.3 V3.3 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSMSIP3H,.55TBSIP3,.1TBSOT-223MODULE,5LEAD,.8
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINEFLANGE MOUNTSMALL OUTLINESMALL OUTLINE
Packing MethodTUBETUBETR
Peak Reflow Temperature (Cel)245260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYESNOYESNOYES
TechnologyBIPOLARBIPOLARBIPOLARBICMOS
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn)Tin (Sn)Matte Tin (Sn) - annealed
Terminal FormGULL WINGTHROUGH-HOLEGULL WINGGULL WING
Terminal Pitch2.54 mm2.54 mm2.3 mm
Terminal PositionSINGLESINGLEDUALDUAL
Time@Peak Reflow Temperature-Max (s)303030
Voltage Tolerance-Max4.8%4.8%4.8%
## LM2937ES-3.3/NOPB Alternates Showing resultsImage
## LM2937ET-3.3/NOPB Alternates Showing resultsImage
## LM2937IMP-3.3/NOPB Alternates Showing resultsImage
Body Breadth10 mm
Body Height7 mm
Body Length or Diameter13 mm
Mounting FeatureTHROUGH HOLE MOUNT
Operating Current-Max15 mA
Output Circuit TypeSINGLE-ENDED
Output TypeANALOG VOLTAGE
Package Shape/StyleRECTANGULAR
Resistance4700 Ω
Screening LevelAEC-Q100
Sensors/Transducers TypeCURRENT SENSOR
Supply Voltage-Max5.5 V
Supply Voltage-Min4.5 V
Termination TypeSOLDER
Manufacturer Package Code0.0318
Factory Lead Time14 Weeks
Avalanche Energy Rating (Eas)74 mJ
Case ConnectionDRAIN
ConfigurationSINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min60 V
Drain Current-Max (ID)3 A
Drain-source On Resistance-Max0.12 Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
JEDEC-95 CodeTO-261AA
Number of Elements1
Operating ModeENHANCEMENT MODE
Polarity/Channel TypeN-CHANNEL
Power Dissipation-Max (Abs)2.1 W
Pulsed Drain Current-Max (IDM)9 A
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON

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

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Get one quote covering all 4 alternatives for LM2937ES-3.3/NOPB — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for LM2937ES-3.3/NOPB 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 LM2937ES-3.3/NOPB 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 LM2937ES-3.3/NOPB?

Known equivalents for LM2937ES-3.3/NOPB include LM2937ET-3.3/NOPB, LM2937IMP-3.3/NOPB, ACS770LCB-100B-PFF-T. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM2937ES-3.3/NOPB?

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 LM2937ES-3.3/NOPB 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.