LM2990S-12/NOPBAlternatives & Equivalent Parts

About LM2990S-12/NOPB

LM2990S-12/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a TO-XXX (Inc. DPAK) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterLM2990S-12/NOPBSourceLM2990S-12LM2990SX-12/NOPB
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeTO-XXX (Inc. DPAK)OtherOther
Pin Count444
Temperature Range
Price$2.1300$2.1300$2.3400
Electrical Parameters
Pbfree CodeYesYesYes
YTEOL15015
AdjustabilityFIXEDFIXEDFIXED
Dropout Voltage1-Max1 V1 V1 V
Dropout Voltage1-Nom0.6 V0.6 V0.6 V
Input Voltage Absolute-Max26 V26 V26 V
Input Voltage-Max26 V26 V26 V
Input Voltage-Min13 V13 V13 V
JESD-30 CodeR-PSSO-G3R-PSSO-G3R-PSSO-G3
JESD-609 Codee3e0e3
Line Regulation-Max0.06%0.06%0.06%
Load Regulation-Max0.05%0.05%0.05%
Number of Functions111
Number of Outputs111
Operating Temperature TJ-Max125 °C125 °C125 °C
Operating Temperature TJ-Min-40 °C-40 °C-40 °C
Output Current1-Max1 A1 A1 A
Output Voltage1-Max12.6 V12.6 V12.6 V
Output Voltage1-Min11.4 V11.4 V11.4 V
Output Voltage1-Nom12 V12 V12 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSMSIP3H,.55TBSMSIP3H,.55TBSMSIP3H,.55TB
Package ShapeRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINE
Packing MethodTUBETUBETR
Peak Reflow Temperature (Cel)245235245
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED NEGATIVE SINGLE OUTPUT LDO REGULATORFIXED NEGATIVE SINGLE OUTPUT LDO REGULATORFIXED NEGATIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYESYESYES
TechnologyBIPOLARBIPOLARBIPOLAR
Terminal FinishMatte Tin (Sn)Tin/Lead (Sn/Pb)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch2.54 mm2.54 mm2.54 mm
Terminal PositionSINGLESINGLESINGLE
Time@Peak Reflow Temperature-Max (s)30NOT SPECIFIED30
Voltage Tolerance-Max5%5%5%
## LM2990S-12 Alternates Showing resultsImage

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

Quick Links

LM2990S-12by National Semiconductor Corporation Fixed Negative LDO

Regulator, 12V, 1V Dropout, BIPolar, PSSO3

LM2990SX-12/NOPBby National Semiconductor Corporation Fixed Negative LDO

Regulator, 12V, 1V Dropout, BIPolar, PSSO3

Why Look for Alternatives?

Finding alternatives for LM2990S-12/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 LM2990S-12/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 LM2990S-12/NOPB?

Known equivalents for LM2990S-12/NOPB include LM2990S-12, LM2990SX-12/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM2990S-12/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 LM2990S-12/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.