LD1117S50TRAlternatives & Equivalent Parts

About LD1117S50TR

LD1117S50TR is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a SOT223 (3-Pin) 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 4 alternatives for LD1117S50TR — response within 24 hours.

Specification Comparison

ParameterLD1117S50TRSourceL7986TRSN65HVD05DXTR105ULD39050PU33R
ManufacturerSTMicroelectronicsSTMicroelectronicsTexas InstrumentsTexas InstrumentsSTMicroelectronics
Package TypeSOT223 (3-Pin)Small Outline No-leadSmall Outline PackagesSmall Outline PackagesSmall Outline No-lead
Pin Count4118146
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$0.1013$0.9950$1.4141$2.9123$0.3802
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEOBSOLETEOBSOLETEACTIVE
Electrical Parameters
Factory Lead Time12 Weeks16 Weeks16 Weeks
YTEOL6.27.7008
AdjustabilityFIXEDFIXED
Dropout Voltage1-Max1.2 V0.4 V
Dropout Voltage1-Nom1.1 V0.2 V
Input Voltage Absolute-Max15 V7 V
Input Voltage-Max15 V38 V5.5 V
Input Voltage-Min6.5 V4.5 V1.5 V
JESD-30 CodeR-PDSO-G4S-PDSO-N10R-PDSO-G8R-PDSO-G14S-PDSO-N6
Line Regulation-Max0.01%0.00132%
Load Regulation-Max0.015%0.03234%
Number of Functions11111
Number of Outputs11
Operating Temperature TJ-Max125 °C125 °C
Output Current1-Max1.3 A0.5 A
Output Voltage1-Max5.1 V3.399 V
Output Voltage1-Min4.9 V3.201 V
Output Voltage1-Nom5 V3.3 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOT-223SOLCC10,.11,20SOP8,.25SOLCC6,.11,37
Package ShapeRECTANGULARSQUARERECTANGULARRECTANGULARSQUARE
Package StyleSMALL OUTLINESMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Packing MethodTR, 7 INCHTUBETR
Peak Reflow Temperature (Cel)260260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYESYESYESYESYES
TechnologyBIPOLARBICMOSCMOS
Terminal FormGULL WINGNO LEADGULL WINGGULL WINGNO LEAD
Terminal Pitch2.3 mm0.5 mm1.27 mm1.27 mm0.95 mm
Terminal PositionDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30NOT SPECIFIED3030
Voltage Tolerance-Max2%3%
## LD1117S50TR Alternates Showing resultsImage
Additional FeatureOPERATES IN ADJUSTABLE MODE FROM 0.6V TO 38VSIGNALING RATE UPTO 40 MBPS
Analog IC - Other TypeSWITCHING REGULATOR
Control ModeVOLTAGE-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Nom12 V
JESD-609 Codee4e4e4e3
Output Current-Max4.7 A
Switcher ConfigurationBUCK
Switching Frequency-Max1000 kHz
Temperature GradeAUTOMOTIVEINDUSTRIALINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)
Differential OutputYES
Driver Number of Bits1
High Level Input Current-Max0.0001 A
Input CharacteristicsDIFFERENTIAL SCHMITT TRIGGER
Interface IC TypeLINE TRANSCEIVER
Interface StandardEIA-485-A; TIA-485-A; ISO 8482E
Out Swing-Min2.5 V
Output Characteristics3-STATE
Output Low Current-Max0.0001 A
Output PolarityCOMPLEMENTARY
Receive Delay-Max25 ns
Receiver Number of Bits1
Supply Current-Max15 mA
Supply Voltage-Max5.5 V
Supply Voltage-Min4.5 V
Supply Voltage-Nom5 V
Supply Voltage1-Max5.5 V
Supply Voltage1-Min4.5 V
Supply Voltage1-Nom5 V
Transmit Delay-Max11 ns
## SN65HVD05D Alternates Showing resultsImage
Amplifier TypeINSTRUMENTATION AMPLIFIER
Average Bias Current-Max (IIB)0.025 µA
Common-mode Reject Ratio-Min86 dB
Input Offset Current-Max (IIO)0.003 µA
Input Offset Voltage-Max25 µV
Non-linearity-Max0.01%
Supply Voltage Limit-Max40 V
Supply Voltage-Nom (Vsup)24 V
## XTR105U Alternates Showing resultsImage
Operating Temperature TJ-Min-40 °C

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 4 alternatives for LD1117S50TR — response within 24 hours.

Quick Links

L7986TR

suggested

XTR105U

suggested

Why Look for Alternatives?

Finding alternatives for LD1117S50TR 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 LD1117S50TR 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 LD1117S50TR. Get expert recommendations within 24 hours.

FAQ

What is equivalent to LD1117S50TR?

Known equivalents for LD1117S50TR include L7986TR, SN65HVD05D, XTR105U. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LD1117S50TR?

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 LD1117S50TR 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.