LM3940IT-3.3/NOPBAlternatives & Equivalent Parts

About LM3940IT-3.3/NOPB

LM3940IT-3.3/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM3940IT-3.3/NOPBSourceLM3940IT-3.3598-8621-207F
ManufacturerTexas InstrumentsTexas InstrumentsDialight
Package TypeTransistor Outline, VerticalOther
Pin Count34
Temperature Range-40.0°C ~ 125.0°C-30.0°C ~ 85.0°C
Price$1.0360$1.0360$0.2850
StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYes
YTEOL156
AdjustabilityFIXED
Dropout Voltage1-Max1 V
Dropout Voltage1-Nom0.31 V
Input Voltage Absolute-Max7.5 V
Input Voltage-Max5.5 V
Input Voltage-Min4.5 V
JESD-30 CodeR-PSFM-T3
JESD-609 Codee3e4
Line Regulation-Max0.04%
Load Regulation-Max0.08%
Number of Functions11
Number of Outputs1
Operating Temperature TJ-Max125 °C
Operating Temperature TJ-Min-40 °C
Output Current1-Max1 A
Output Voltage1-Max3.47 V
Output Voltage1-Min3.13 V
Output Voltage1-Nom3.3 V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSIP3,.1TB
Package ShapeRECTANGULAR
Package StyleFLANGE MOUNT
Packing MethodTUBETR, 7 INCH
Qualification StatusNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountNOYES
TechnologyBIPOLAR
Terminal FinishMatte Tin (Sn)Nickel/Gold (Ni/Au)
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54 mm3.2 mm
Terminal PositionSINGLE
Voltage Tolerance-Max5.2%
## LM3940IT-3.3/NOPB Alternates Showing resultsImage
ColorRED ORANGE/GREEN
Color@WavelengthBlue-Green/Orange
ConfigurationSEPARATE, 2 ELEMENTS
Forward Current-Max0.02 A
Forward Voltage-Max3.5 V
Lens TypeWATER CLEAR
Luminous Intensity-Nom100.0/220.0 mcd
Mounting FeatureSURFACE MOUNT
Optoelectronic Device TypeDUAL COLOR LED
Overall Height0.7 mm
Reverse Voltage-Max5 V
ShapeRECTANGULAR
Size2.7 mm
Viewing Angle140 deg

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 2 alternatives for LM3940IT-3.3/NOPB — response within 24 hours.

Quick Links

LM3940IT-3.3by National Semiconductor Corporation Fixed Positive LDO

Regulator, 3.3V, 1V Dropout, BIPolar, PSFM3

Why Look for Alternatives?

Finding alternatives for LM3940IT-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 LM3940IT-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 LM3940IT-3.3/NOPB?

Known equivalents for LM3940IT-3.3/NOPB include LM3940IT-3.3, 598-8621-207F. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM3940IT-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 LM3940IT-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.