LM2576S-12Alternatives & Equivalent Parts

LM2576S-12 is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LM2576S-12

LM2576S-12 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM2576S-12SourceLM2576S-12/NOPBLM2576T-15/LF03LM2576TV-012GLM2576-5.0WU-TRS1BB-13-F
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsON SemiconductorMicrochipDiodes Inc.
Package TypeOtherTO-XXX (Inc. DPAK)Transistor Outline, VerticalTransistor Outline, VerticalOtherDiodes Moulded
Pin Count443552
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-65.0°C ~ 150.0°C
Price$0.4049$1.8978$1.0200$0.9794$1.1700$0.0363
StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEOBSOLETEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYes—No
Date Of Intro1995-01-01—————
YTEOL01515076
Analog IC - Other TypeSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATOR—
Control ModeVOLTAGE-MODEVOLTAGE-MODEVOLTAGE-MODEVOLTAGE-MODEVOLTAGE-MODE—
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATION—
Input Voltage-Max40 V40 V40 V40 V40 V—
Input Voltage-Min4 V4 V4 V15 V4 V—
Input Voltage-Nom25 V25 V30 V25 V12 V—
JESD-30 CodeR-PSSO-G5R-PSSO-G5R-XZFM-T5R-PZFM-T5R-PSSO-G5R-PDSO-C2
JESD-609 Codee0e3e3e3e3e3
Number of Functions11111—
Number of Outputs111———
Output Current-Max3 A3 A3 A7.5 A7.5 A1 A
Output Voltage-Max37 V37 V37 V12.24 V5.25 V—
Output Voltage-Min3.3 V3.3 V3.3 V11.76 V4.75 V—
Output Voltage-Nom12 V12 V15 V12 V5 V—
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYUNSPECIFIEDPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSMSIP5H,.6,67TBSMSIP5H,.6,67TB—ZIP5,.15,.2,67TBSMSIP5H,.6,67TB—
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINEFLANGE MOUNTFLANGE MOUNTSMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)235245—260245255
Qualification StatusNot QualifiedNot Qualified—Not QualifiedNot QualifiedNot Qualified
Surface MountYESYESNONOYESYES
Switcher ConfigurationBUCKBUCKBUCKBUCKBUCK—
Switching Frequency-Max63 kHz63 kHz63 kHz63 kHz63 kHz—
Temperature GradeAUTOMOTIVEAUTOMOTIVEAUTOMOTIVEAUTOMOTIVEAUTOMOTIVE—
Terminal FinishTin/Lead (Sn/Pb)Matte Tin (Sn)Matte Tin (Sn)Tin (Sn)Matte Tin (Sn)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGTHROUGH-HOLETHROUGH-HOLEGULL WINGC BEND
Terminal Pitch1.7 mm1.7 mm1.7 mm—1.702 mm—
Terminal PositionSINGLESINGLEZIG-ZAGZIG-ZAGSINGLEDUAL
Time@Peak Reflow Temperature-Max (s)3030—40—30
## LM2576S-12 Alternates Showing resultsImage—————
Manufacturer Package Code———314B-05DDPAK-5SMB
Factory Lead Time———4 Weeks8 Weeks12 Weeks
Technology———BIPOLAR——
Reach Compliance Code————Compliant—
Supply Voltage-Nom (Vsup)————12 V—
## LM2576-5.0WU-TR Alternates Showing results————Image—
Additional Feature—————HIGH RELIABILITY
Application—————GENERAL PURPOSE
Configuration—————SINGLE
Diode Element Material—————SILICON
Diode Type—————RECTIFIER DIODE
Forward Voltage-Max (VF)—————1.1 V
Non-rep Pk Forward Current-Max—————30 A
Number of Elements—————1
Number of Phases—————1
Rep Pk Reverse Voltage-Max—————100 V
Reverse Recovery Time-Max—————3 µs

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

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Quick Links

LM2576S-12/NOPBby National Semiconductor Corporation

Switching Regulator, Voltage-mode, 3A, 63kHz Switching Freq-Max, PSSO5

S1BB-13-F

suggested

Why Look for Alternatives?

Finding alternatives for LM2576S-12 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 LM2576S-12 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 LM2576S-12?

Known equivalents for LM2576S-12 include LM2576S-12/NOPB, LM2576T-15/LF03, LM2576TV-012G. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM2576S-12?

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 LM2576S-12 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.