LM317KCTAlternatives & Equivalent Parts

LM317KCT is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LM317KCT

LM317KCT is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM317KCTSourceESC106M035AC3AAPR03000202708JAC00LM317KCSE3
ManufacturerTexas InstrumentsKemetVishayTexas Instruments
Package TypeTransistor Outline, VerticalCapacitor, Polarized Radial DiameterTransistor Outline, Vertical
Pin Count3223
Temperature Range-55.0°C ~ 200.0°C~ 125.0°C
Price$0.1831$0.0632$0.1640$0.4851
StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVENOT RECOMMENDED
Electrical Parameters
YTEOL0715
AdjustabilityADJUSTABLEADJUSTABLE
Dropout Voltage1-Nom2 V2 V
Input Voltage-Max40 V40 V
Input Voltage-Min3 V3 V
Input-Output Voltage Differential-Max40 V40 V
Input-Output Voltage Differential-Min3 V3 V
JESD-30 CodeR-PSFM-T3R-PSFM-T3
JESD-609 Codee3e3e3
Line Regulation-Max (%/V)0.070.07
Load Regulation-Max(%)1.5%1.5%
Number of Functions11
Number of Outputs11
Operating Temperature TJ-Max125 °C125 °C
Output Current1-Max1.5 A1.5 A
Output Voltage1-Max37 V37 V
Output Voltage1-Min1.25 V1.25 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSIP3,.1TBSIP3,.1TB
Package ShapeRECTANGULARTUBULAR PACKAGERECTANGULAR
Package StyleFLANGE MOUNTAxialFLANGE MOUNT
Packing MethodTUBEAmmo PackTUBE
Qualification StatusNot QualifiedNot Qualified
Regulator TypeADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface MountNONONO
TechnologyBIPOLARMETAL FILMBIPOLAR
Terminal FinishMATTE TINMatte Tin (Sn)Matte Tin (Sn)
Terminal FormTHROUGH-HOLETHROUGH-HOLE
Terminal Pitch2.54 mm2.54 mm
Terminal PositionSINGLESINGLE
Voltage Tolerance-Max5%5%
Reach Compliance CodeCompliant
Factory Lead Time13 Weeks
ConstructionTubular
Lead Diameter0.78 mm
Mounting FeatureTHROUGH HOLE MOUNT
Package Diameter5.2 mm
Package Length16.7 mm
Rated Power Dissipation (P)3 W
Rated Temperature70 °C
Reference StandardAEC-Q200
Resistance2.7 Ω
Resistor TypeFIXED RESISTOR
Temperature Coefficient250 ppm/°C
Terminal ShapeWIRE
Tolerance5%
Working Voltage750 V
Pbfree CodeYes
Output Voltage1-Nom37 V

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 3 alternatives for LM317KCT — response within 24 hours.

Quick Links

LM317KCSE3by Texas Instruments

Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, PSFM3

Why Look for Alternatives?

Finding alternatives for LM317KCT 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 LM317KCT 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 LM317KCT?

Known equivalents for LM317KCT include ESC106M035AC3AA, PR03000202708JAC00, LM317KCSE3. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM317KCT?

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 LM317KCT 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.