LM317SX/NOPBAlternatives & Equivalent Parts
About LM317SX/NOPB
LM317SX/NOPB 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.
Specification Comparison
| Parameter | LM317SX/NOPBSource | LM317S/NOPB | LM337KVURG3 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Other | TO-XXX (Inc. DPAK) | TO-220-3 |
| Pin Count | 4 | 4 | 3 |
| Temperature Range | — | — | -40.0°C ~ 125.0°C |
| Price | $0.5427 | $0.6241 | $0.5382 |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | — |
| YTEOL | 15 | 15 | — |
| Adjustability | ADJUSTABLE | ADJUSTABLE | — |
| Dropout Voltage1-Nom | 2.25 V | 2.25 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-PSSO-G3 | R-PSSO-G3 | — |
| JESD-609 Code | e3 | e3 | — |
| Line Regulation-Max (%/V) | 0.05 | 0.05 | — |
| Load Regulation-Max(%) | 1% | 1% | — |
| 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 | 1.2 V | 1.2 V | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SMSIP3H,.55TB | SMSIP3H,.55TB | — |
| Package Shape | RECTANGULAR | RECTANGULAR | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | — |
| Packing Method | TR | TUBE | — |
| Peak Reflow Temperature (Cel) | 245 | 245 | — |
| Qualification Status | Not Qualified | Not Qualified | — |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — |
| Surface Mount | YES | YES | — |
| Technology | BIPOLAR | BIPOLAR | — |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | — |
| Terminal Form | GULL WING | GULL WING | — |
| Terminal Pitch | 2.54 mm | 2.54 mm | — |
| Terminal Position | SINGLE | SINGLE | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — |
| Voltage Tolerance-Max | 5% | 5% | — |
| ## LM317SX/NOPB Alternates Showing results | Image | — | — |
| ## LM317S/NOPB Alternates Showing results | — | Image | — |
| outputVoltageMin | — | — | -37 V |
| outputVoltageMax | — | — | -1.2 V |
| outputCurrentMax | — | — | 1.5 A |
| inputVoltageMax | — | — | 40 V |
| adjustmentCurrentTyp | — | — | 50 uA |
| dropoutVoltage | — | — | 1.5 V |
| operatingTemperatureMin | — | — | -40 degC |
| operatingTemperatureMax | — | — | 125 degC |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Regulator, 1.2V Min, 37V Max, BIPolar, PSSO3
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Why Look for Alternatives?
Finding alternatives for LM317SX/NOPB 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 LM317SX/NOPB 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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Request Alternatives for LM317SX/NOPBFAQ
What is equivalent to LM317SX/NOPB?
Known equivalents for LM317SX/NOPB include LM317S/NOPB, LM337KVURG3. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM317SX/NOPB?
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 LM317SX/NOPB 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.