LM2678SX-ADJ/NOPBAlternatives & Equivalent Parts

About LM2678SX-ADJ/NOPB

LM2678SX-ADJ/NOPB 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

ParameterLM2678SX-ADJ/NOPBSourceLM2678S-ADJ/NOPBLM2678S-ADJMBRD835LT4GMIC5211-LXYM6-TRCGA0603MLC-24ELM2678SX-5.0/NOPBLM2678S-3.3/NOPBLM2678S-3.3
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsON SemiconductorMicrochipBournsTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeOtherTO-XXX (Inc. DPAK)OtherTO-XXX (Inc. DPAK)SOT23 (6-Pin)Diodes ChipOtherOtherOther
Pin Count444362444
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-65.0°C ~ 150.0°C—-55.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$4.3899$2.4987$2.3001$0.2485$0.6510$0.1112$2.4510$5.1250$4.1000
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEOBSOLETEACTIVEACTIVEACTIVEACTIVEACTIVEOBSOLETE
Electrical Parameters
Pbfree CodeYesYesYesYes——YesYesYes
YTEOL151506.1288.2515150
Analog IC - Other TypeSWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATOR———SWITCHING REGULATORSWITCHING REGULATORSWITCHING REGULATOR
Control ModeVOLTAGE-MODEVOLTAGE-MODEVOLTAGE-MODE———VOLTAGE-MODEVOLTAGE-MODEVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATION———PULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATION
Input Voltage-Max40 V40 V40 V—16 V—40 V40 V40 V
Input Voltage-Min8 V8 V8 V—4.3 V—8 V8 V8 V
JESD-30 CodeR-PSSO-G7R-PSSO-G7R-PSSO-G7R-PSSO-G2R-PDSO-G6—R-PSSO-G7R-PSSO-G7R-PSSO-G7
JESD-609 Codee3e3e0e3e4—e3e3e0
Number of Functions111—1—111
Number of Outputs111—2—111
Output Current-Max5 A5 A5 A8 A——5 A5 A5 A
Output Voltage-Max37 V37 V37 V———37 V37 V37 V
Output Voltage-Min1.23 V1.23 V1.23 V———1.23 V1.23 V1.23 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY—PLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSMSIP7H,.55,50TBSMSIP7H,.55,50TBSMSIP7H,.55,50TB—TSOP5/6,.11,37—SMSIP7H,.55,50TBSMSIP7H,.55,50TBSMSIP7H,.55,50TB
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR PACKAGERECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCHSMTSMALL OUTLINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)245245235260260—245245235
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified—Not QualifiedNot QualifiedNot Qualified
Surface MountYESYESYESYESYESYESYESYESYES
Switcher ConfigurationBUCKBUCKBUCK———BUCKBUCKBUCK
Switching Frequency-Max260 kHz260 kHz260 kHz———260 kHz260 kHz260 kHz
Temperature GradeAUTOMOTIVEAUTOMOTIVEAUTOMOTIVE———AUTOMOTIVEAUTOMOTIVEAUTOMOTIVE
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)Tin/Lead (Sn/Pb)Matte Tin (Sn) - annealedNickel/Palladium/Gold (Ni/Pd/Au)—Matte Tin (Sn)Matte Tin (Sn)Tin/Lead (Sn/Pb)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WING—GULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm1.27 mm—0.95 mm—1.27 mm1.27 mm1.27 mm
Terminal PositionSINGLESINGLESINGLESINGLEDUAL—SINGLESINGLESINGLE
Time@Peak Reflow Temperature-Max (s)3030303040—303030
## LM2678SX-ADJ/NOPB Alternates Showing resultsImage————————
Input Voltage-Nom—12 V12 V————12 V12 V
Date Of Intro——1998-04-01—————1998-04-01
Technology——BICMOSSCHOTTKY————BICMOS
Manufacturer Package Code———369CSOT-23-6————
Additional Feature———FREE WHEELING DIODE—————
Application———POWER—————
Case Connection———CATHODE—————
Configuration———SINGLE—————
Diode Element Material———SILICON—————
Diode Type———RECTIFIER DIODE—————
Forward Voltage-Max (VF)———0.41 V—————
Non-rep Pk Forward Current-Max———75 A—————
Number of Elements———1—————
Number of Phases———1—————
Rep Pk Reverse Voltage-Max———35 V—————
Reach Compliance Code————CompliantCompliant———
Adjustability————FIXED————
Dropout Voltage1-Max————0.5 V————
Dropout Voltage1-Nom————0.25 V————
Dropout Voltage2-Max————0.5 V————
Input Voltage Absolute-Max————20 V————
Line Regulation-Max————0.19305%————
Load Regulation-Max————0.0165%————
Operating Temperature TJ-Max————125 °C————
Operating Temperature TJ-Min————-40 °C————
Output Current1-Max————0.08 A————
Output Current2-Max————0.08 A————
Output Voltage1-Max————3.432 V————
Output Voltage1-Min————3.168 V————
Output Voltage1-Nom————3.3 V————
Output Voltage2-Max————5.2 V————
Output Voltage2-Min————4.8 V————
Output Voltage2-Nom————5 V————
Packing Method————TRTR, 7 INCH———
Regulator Type————FIXED POSITIVE MULTIPLE OUTPUT LDO REGULATOR————
Voltage Tolerance-Max————4%————
## MIC5211-LXYM6-TR Alternates Showing results————Image————
Factory Lead Time—————14 Weeks———
Mounting Feature—————SURFACE MOUNT———
Package Height—————0.51 mm———
Package Length—————1.6 mm———
Package Width—————0.85 mm———
Reference Standard—————AEC-Q200———
Resistor Type—————VARISTOR———
Terminal Placement—————DUAL ENDED———
Terminal Shape—————WRAPAROUND———
Working Voltage—————24 V———
Output Voltage-Nom——————5 V3.3 V3.3 V
## LM2678SX-5.0/NOPB Alternates Showing results——————Image——

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 8 alternatives for LM2678SX-ADJ/NOPB — response within 24 hours.

Quick Links

LM2678S-ADJ/NOPBby Texas Instruments

Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PSSO7

LM2678S-ADJby Texas Instruments

Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, BICMOS, PSSO7

LM2678SX-5.0/NOPBby Texas Instruments

Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PSSO7

LM2678S-3.3/NOPBby Texas Instruments

Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PSSO7

LM2678S-3.3by Texas Instruments

Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, BICMOS, PSSO7

Why Look for Alternatives?

Finding alternatives for LM2678SX-ADJ/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 LM2678SX-ADJ/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 LM2678SX-ADJ/NOPB?

Known equivalents for LM2678SX-ADJ/NOPB include LM2678S-ADJ/NOPB, LM2678S-ADJ, MBRD835LT4G. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM2678SX-ADJ/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 LM2678SX-ADJ/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.