XLM51551QDSSTQ1Alternatives & Equivalent Parts

XLM51551QDSSTQ1 is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About XLM51551QDSSTQ1

XLM51551QDSSTQ1 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Need pricing on these alternatives?

Get one quote covering all 2 alternatives for XLM51551QDSSTQ1 — response within 24 hours.

Specification Comparison

ParameterXLM51551QDSSTQ1SourceLM51551DSSTLM51551DSSR
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline No-leadSmall Outline No-leadSmall Outline No-lead
Pin Count131313
Temperature Range-40.0°C ~ 150.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$1.4376$0.9963
StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVE
Electrical Parameters
Date Of Intro2018-08-312018-12-162018-12-16
YTEOL01515
Analog IC - Other TypeSWITCHING CONTROLLERSWITCHING CONTROLLERSWITCHING CONTROLLER
Control ModeCURRENT-MODECURRENT-MODECURRENT-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATION
Input Voltage-Max45 V45 V45 V
Input Voltage-Min2.97 V1.5 V1.5 V
Input Voltage-Nom12 V12 V12 V
JESD-30 CodeR-PDSO-N12R-PDSO-N12R-PDSO-N12
Number of Functions111
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUGSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Screening LevelAEC-Q100
Surface MountYESYESYES
Switcher ConfigurationBOOSTBUCK-BOOSTBUCK-BOOST
Switching Frequency-Max2420 kHz2200 kHz2200 kHz
Temperature GradeAUTOMOTIVEAUTOMOTIVEAUTOMOTIVE
Terminal FormNO LEADNO LEADNO LEAD
Terminal Pitch0.5 mm0.5 mm0.5 mm
Terminal PositionDUALDUALDUAL
Pbfree CodeYesYes
JESD-609 Codee4e4
Number of Outputs11
Output Voltage-Max300 V300 V
Output Voltage-Min1.5 V1.5 V
Package Equivalence CodeSOLCC12,.08,20SOLCC12,.08,20
Peak Reflow Temperature (Cel)260260
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Time@Peak Reflow Temperature-Max (s)3030

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

Need pricing on these alternatives?

Get one quote covering all 2 alternatives for XLM51551QDSSTQ1 — response within 24 hours.

Quick Links

LM51551DSSTby Texas Instruments

Switching Controller, Current-mode, 2200kHz Switching Freq-Max, PDSO12

LM51551DSSRby Texas Instruments

Switching Controller, Current-mode, 2200kHz Switching Freq-Max, PDSO12

Why Look for Alternatives?

Finding alternatives for XLM51551QDSSTQ1 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 XLM51551QDSSTQ1 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.

Can't Find What You Need?

Our sourcing team can help find compatible alternatives for XLM51551QDSSTQ1. Get expert recommendations within 24 hours.

FAQ

What is equivalent to XLM51551QDSSTQ1?

Known equivalents for XLM51551QDSSTQ1 include LM51551DSST, LM51551DSSR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of XLM51551QDSSTQ1?

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 XLM51551QDSSTQ1 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.