LM317MDT-TRAlternatives & Equivalent Parts
About LM317MDT-TR
LM317MDT-TR is a Integrated Circuit component manufactured by STMicroelectronics. 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 | LM317MDT-TRSource | LM317MDT | LF50ABDT-TR | LM317BD2TG | MC34071DR2G | ESDA18-1K |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | STMicroelectronics | ON Semiconductor | ON Semiconductor | STMicroelectronics |
| Package Type | Other | TO-XXX (Inc. DPAK) | Other | SOT223 (3-Pin) | Small Outline Packages | Small Outline Diode Flat Lead |
| Pin Count | 3 | 3 | 3 | 3 | 8 | 2 |
| Temperature Range | — | — | — | — | ~ 70.0°C | -40.0°C ~ 150.0°C |
| Price | $0.1180 | $0.2310 | $0.4786 | $0.2408 | $0.0975 | $0.0337 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | END OF LIFE |
| Electrical Parameters | ||||||
| Factory Lead Time | 12 Weeks | — | 12 Weeks | 8 Weeks | 11 Weeks | 15 Weeks |
| YTEOL | 6.24 | 0 | 6.2 | 6.24 | 4.15 | 1 |
| Adjustability | ADJUSTABLE | ADJUSTABLE | FIXED | ADJUSTABLE | — | — |
| Dropout Voltage1-Nom | 3 V | 3 V | 0.4 V | 3 V | — | — |
| Input-Output Voltage Differential-Max | 40 V | 40 V | — | 40 V | — | — |
| Input-Output Voltage Differential-Min | 3 V | 3 V | — | 3 V | — | — |
| JESD-30 Code | R-PSSO-G2 | R-PSSO-G2 | R-PSSO-G2 | R-PSSO-G2 | R-PDSO-G8 | R-PDSO-F2 |
| JESD-609 Code | e3 | e0 | e3 | e3 | e3 | e3 |
| Line Regulation-Max (%/V) | 0.07 | 0.07 | — | 0.07 | — | — |
| Load Regulation-Max(%) | 5.8% | 1.5% | — | 5.8% | — | — |
| Number of Functions | 1 | 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 | 0.5 A | 0.5 A | 0.5 A | 1.5 A | — | — |
| Output Voltage1-Max | 37 V | 37 V | 5.1 V | 37 V | — | — |
| Output Voltage1-Min | 1.2 V | 1.2 V | 4.9 V | 1.2 V | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP3H,.38,90TB | SMSIP3H,.38,90TB | SMSIP3H,.38,90TB | SMSIP3H,.55TB | SOP8,.25 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, HEAT SINK/SLUG | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | RAIL | TR, 13 INCH | RAIL | TAPE AND REEL | — |
| Peak Reflow Temperature (Cel) | 260 | 235 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | AVALANCHE |
| Terminal Finish | Matte Tin (Sn) - annealed | TIN LEAD | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | FLAT |
| Terminal Pitch | 2.25 mm | 2.285 mm | 2.28 mm | 2.54 mm | 1.27 mm | — |
| Terminal Position | SINGLE | SINGLE | SINGLE | SINGLE | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 20 | 30 | 30 | 30 | 30 |
| ## LM317MDT-TR Alternates Showing results | Image | — | — | — | — | — |
| Pbfree Code | — | No | — | Yes | Yes | — |
| ## LM317MDT Alternates Showing results | — | Image | — | — | — | — |
| Dropout Voltage1-Max | — | — | 0.7 V | — | — | — |
| Input Voltage Absolute-Max | — | — | 40 V | — | — | — |
| Input Voltage-Max | — | — | 16 V | — | — | — |
| Input Voltage-Min | — | — | 6 V | — | — | — |
| Line Regulation-Max | — | — | 0.025% | — | — | — |
| Load Regulation-Max | — | — | 0.025% | — | — | — |
| Operating Temperature TJ-Min | — | — | -40 °C | -40 °C | — | — |
| Output Voltage1-Nom | — | — | 5 V | — | — | — |
| Voltage Tolerance-Max | — | — | 1% | — | — | — |
| Manufacturer Package Code | — | — | — | 936-03 | 751-07 | — |
| Amplifier Type | — | — | — | — | OPERATIONAL AMPLIFIER | — |
| Architecture | — | — | — | — | VOLTAGE-FEEDBACK | — |
| Average Bias Current-Max (IIB) | — | — | — | — | 0.7 µA | — |
| Bias Current-Max (IIB) @25C | — | — | — | — | 0.5 µA | — |
| Common-mode Reject Ratio-Nom | — | — | — | — | 97 dB | — |
| Frequency Compensation | — | — | — | — | YES | — |
| Input Offset Voltage-Max | — | — | — | — | 7000 µV | — |
| Low-Offset | — | — | — | — | NO | — |
| Neg Supply Voltage Limit-Max | — | — | — | — | -22 V | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | — | — | -15 V | — |
| Slew Rate-Min | — | — | — | — | 8 V/us | — |
| Slew Rate-Nom | — | — | — | — | 10 V/us | — |
| Supply Current-Max | — | — | — | — | 2.8 mA | — |
| Supply Voltage Limit-Max | — | — | — | — | 22 V | — |
| Supply Voltage-Nom (Vsup) | — | — | — | — | 15 V | — |
| Temperature Grade | — | — | — | — | COMMERCIAL | — |
| Unity Gain BW-Nom | — | — | — | — | 4500 | — |
| Voltage Gain-Min | — | — | — | — | 20000 | — |
| Breakdown Voltage-Min | — | — | — | — | — | 18 V |
| Breakdown Voltage-Nom | — | — | — | — | — | 19 V |
| Clamping Voltage-Max | — | — | — | — | — | 24 V |
| Configuration | — | — | — | — | — | SINGLE, 1 CHANNEL |
| Diode Element Material | — | — | — | — | — | SILICON |
| Diode Type | — | — | — | — | — | TRANS VOLTAGE SUPPRESSOR DIODE |
| Non-rep Peak Rev Power Dis-Max | — | — | — | — | — | 400 W |
| Number of Elements | — | — | — | — | — | 1 |
| Polarity | — | — | — | — | — | UNIDIRECTIONAL |
| Reference Standard | — | — | — | — | — | IEC-61000-4-2; MIL-STD-883G |
| Rep Pk Reverse Voltage-Max | — | — | — | — | — | 15 V |
| Reverse Current-Max | — | — | — | — | — | 0.5 µA |
| Reverse Test Voltage | — | — | — | — | — | 15 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 5 alternatives for LM317MDT-TR — response within 24 hours.
Quick Links
Regulator, 1.2V Min, 37V Max, BIPolar, PSSO2
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Why Look for Alternatives?
Finding alternatives for LM317MDT-TR 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 LM317MDT-TR 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 LM317MDT-TR?
Known equivalents for LM317MDT-TR include LM317MDT, LF50ABDT-TR, LM317BD2TG. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM317MDT-TR?
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 LM317MDT-TR 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.