LM317KCTAlternatives & Equivalent Parts
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.
Specification Comparison
| Parameter | LM317KCTSource | LM317KCSE3 |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Transistor Outline, Vertical | Transistor Outline, Vertical |
| Pin Count | 3 | 3 |
| Temperature Range | — | ~ 125.0°C |
| Price | $0.1831 | $0.4851 |
| Electrical Parameters | ||
| YTEOL | 0 | 15 |
| Adjustability | ADJUSTABLE | ADJUSTABLE |
| Dropout Voltage1-Nom | 2 V | 2 V |
| Input Voltage-Max | 40 V | 40 V |
| Input Voltage-Min | 3 V | 3 V |
| Input-Output Voltage Differential-Max | 40 V | 40 V |
| Input-Output Voltage Differential-Min | 3 V | 3 V |
| JESD-30 Code | R-PSFM-T3 | R-PSFM-T3 |
| JESD-609 Code | e3 | e3 |
| Line Regulation-Max (%/V) | 0.07 | 0.07 |
| Load Regulation-Max(%) | 1.5% | 1.5% |
| Number of Functions | 1 | 1 |
| Number of Outputs | 1 | 1 |
| Operating Temperature TJ-Max | 125 °C | 125 °C |
| Output Current1-Max | 1.5 A | 1.5 A |
| Output Voltage1-Max | 37 V | 37 V |
| Output Voltage1-Min | 1.25 V | 1.25 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | SIP3,.1TB |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | FLANGE MOUNT |
| Packing Method | TUBE | TUBE |
| Qualification Status | Not Qualified | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Surface Mount | NO | NO |
| Technology | BIPOLAR | BIPOLAR |
| Terminal Finish | MATTE TIN | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm |
| Terminal Position | SINGLE | SINGLE |
| Voltage Tolerance-Max | 5% | 5% |
| Pbfree Code | — | Yes |
| Output Voltage1-Nom | — | 37 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for LM317KCT. Get expert recommendations within 24 hours.
Request Alternatives for LM317KCTFAQ
What is equivalent to LM317KCT?
Known equivalents for LM317KCT include 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.