LM317K STEELAlternatives & Equivalent Parts
About LM317K STEEL
LM317K STEEL 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
| Parameter | LM317K STEELSource | LM317KCSE3 | LM317KCT | LM317KTTRG3 | LM317K |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics |
| Package Type | Other | Transistor Outline, Vertical | Transistor Outline, Vertical | Other | Other |
| Pin Count | 3 | 3 | 3 | 4 | 2 |
| Temperature Range | — | ~ 125.0°C | — | ~ 125.0°C | — |
| Price | $39.7375 | $0.4851 | $0.1831 | $0.4600 | $3.0677 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | NOT RECOMMENDED | OBSOLETE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||||
| Reach Compliance Code | Unknown | — | — | — | — |
| Pbfree Code | — | Yes | — | Yes | — |
| YTEOL | — | 15 | 0 | 15 | 0 |
| Adjustability | — | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE |
| Dropout Voltage1-Nom | — | 2 V | 2 V | 2 V | 3 V |
| Input Voltage-Max | — | 40 V | 40 V | 40 V | — |
| Input Voltage-Min | — | 3 V | 3 V | 3 V | — |
| Input-Output Voltage Differential-Max | — | 40 V | 40 V | 40 V | 40 V |
| Input-Output Voltage Differential-Min | — | 3 V | 3 V | 3 V | 3 V |
| JESD-30 Code | — | R-PSFM-T3 | R-PSFM-T3 | R-PSSO-G3 | O-XBFM-P2 |
| JESD-609 Code | — | e3 | e3 | e3 | e3 |
| Line Regulation-Max (%/V) | — | 0.07 | 0.07 | 0.07 | 0.07 |
| Load Regulation-Max(%) | — | 1.5% | 1.5% | 1.5% | 1.5% |
| Number of Functions | — | 1 | 1 | 1 | 1 |
| Number of Outputs | — | 1 | 1 | 1 | 1 |
| Operating Temperature TJ-Max | — | 125 °C | 125 °C | 125 °C | 125 °C |
| Output Current1-Max | — | 1.5 A | 1.5 A | 1.5 A | 1.5 A |
| Output Voltage1-Max | — | 37 V | 37 V | 37 V | 37 V |
| Output Voltage1-Min | — | 1.25 V | 1.25 V | 1.25 V | 1.2 V |
| Output Voltage1-Nom | — | 37 V | — | 37 V | — |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED |
| Package Equivalence Code | — | SIP3,.1TB | SIP3,.1TB | SMSIP3H,.55TB | TO-204/-3 |
| Package Shape | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | ROUND |
| Package Style | — | FLANGE MOUNT | FLANGE MOUNT | SMALL OUTLINE | FLANGE MOUNT |
| Packing Method | — | TUBE | TUBE | TR | TUBE |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | — | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Surface Mount | — | NO | NO | YES | NO |
| Technology | — | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| Terminal Finish | — | Matte Tin (Sn) | MATTE TIN | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | — | THROUGH-HOLE | THROUGH-HOLE | GULL WING | PIN/PEG |
| Terminal Pitch | — | 2.54 mm | 2.54 mm | 2.54 mm | — |
| Terminal Position | — | SINGLE | SINGLE | SINGLE | BOTTOM |
| Voltage Tolerance-Max | — | 5% | 5% | 5% | — |
| Peak Reflow Temperature (Cel) | — | — | — | 245 | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 30 | — |
| ## LM317K Alternates Showing results | — | — | — | — | Image |
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 LM317K STEEL — response within 24 hours.
Quick Links
Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, PSFM3
Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, PSFM3
Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, PSSO3
Why Look for Alternatives?
Finding alternatives for LM317K STEEL 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 LM317K STEEL 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 LM317K STEEL?
Known equivalents for LM317K STEEL include LM317KCSE3, LM317KCT, LM317KTTRG3. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM317K STEEL?
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 LM317K STEEL 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.