LM317S/NOPBAlternatives & Equivalent Parts
About LM317S/NOPB
LM317S/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a TO-XXX (Inc. DPAK) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM317S/NOPBSource | LM317SX/NOPB | LM317LCDR | L5970AD | LM317EMPX/NOPB | LM317LD13TR | LM317LID |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | TO-XXX (Inc. DPAK) | Other | Small Outline Packages | Small Outline Packages | SOT223 (3-Pin) | Small Outline Packages | Small Outline Packages |
| Pin Count | 4 | 4 | 8 | 8 | 4 | 8 | 8 |
| Temperature Range | — | — | ~ 125.0°C | -40.0°C ~ 150.0°C | — | — | -40.0°C ~ 125.0°C |
| Price | $0.6241 | $0.5427 | $0.1490 | $1.6058 | $0.5940 | $0.0658 | $0.1708 |
| Electrical Parameters | |||||||
| 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 | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Pbfree Code | Yes | Yes | Yes | — | Yes | — | Yes |
| YTEOL | 15 | 15 | 15 | 8 | 15 | 5.97 | 15 |
| Adjustability | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE | — | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE |
| Dropout Voltage1-Nom | 2.25 V | 2.25 V | 2 V | — | 2.25 V | 3 V | 2 V |
| Input Voltage-Max | 40 V | 40 V | 35 V | 36 V | 40 V | — | 35 V |
| Input Voltage-Min | 3 V | 3 V | 3.75 V | 4.4 V | 3 V | — | 3.75 V |
| Input-Output Voltage Differential-Max | 40 V | 40 V | 35 V | — | 40 V | 40 V | 35 V |
| Input-Output Voltage Differential-Min | 3 V | 3 V | 5 V | — | 3 V | 3 V | 5 V |
| JESD-30 Code | R-PSSO-G3 | R-PSSO-G3 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G4 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e4 | e4 | e3 | e4 | e4 |
| Line Regulation-Max (%/V) | 0.05 | 0.05 | 0.05 | — | 0.05 | 0.07 | 0.05 |
| Load Regulation-Max(%) | 1% | 1% | 0.05% | — | 1% | 1.5% | 0.05% |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | — | 1 | 1 | 1 |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | — | 125 °C | 125 °C | 125 °C |
| Output Current1-Max | 1.5 A | 1.5 A | 0.1 A | — | 1.5 A | 0.1 A | 0.1 A |
| Output Voltage1-Max | 37 V | 37 V | 37 V | — | 37 V | 37 V | 37 V |
| Output Voltage1-Min | 1.2 V | 1.2 V | 1.25 V | — | 1.2 V | 1.2 V | 1.25 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP3H,.55TB | SMSIP3H,.55TB | SOP8,.24 | — | — | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TR | TR | — | TR | TR | TUBE |
| Peak Reflow Temperature (Cel) | 245 | 245 | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | — | BIPOLAR | BIPOLAR | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm | 2.3 mm | 1.27 mm | 1.27 mm |
| Terminal Position | SINGLE | SINGLE | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Voltage Tolerance-Max | 5% | 5% | 92.5% | — | 5% | — | 4% |
| ## LM317S/NOPB Alternates Showing results | Image | — | — | — | — | — | — |
| ## LM317SX/NOPB Alternates Showing results | — | Image | — | — | — | — | — |
| Input Voltage Absolute-Max | — | — | 35 V | — | — | — | — |
| ## LM317LCDR Alternates Showing results | — | — | Image | — | — | — | — |
| Factory Lead Time | — | — | — | 12 Weeks | — | 10 Weeks | — |
| Analog IC - Other Type | — | — | — | SWITCHING REGULATOR | — | — | — |
| Control Mode | — | — | — | VOLTAGE-MODE | — | — | — |
| Control Technique | — | — | — | PULSE WIDTH MODULATION | — | — | — |
| Input Voltage-Nom | — | — | — | 12 V | — | — | — |
| Output Current-Max | — | — | — | 1.8 A | — | — | — |
| Switcher Configuration | — | — | — | BUCK | — | — | — |
| Switching Frequency-Max | — | — | — | 500 kHz | — | — | — |
| ## LM317EMPX/NOPB Alternates Showing results | — | — | — | — | Image | — | — |
| ## LM317LD13TR Alternates Showing results | — | — | — | — | — | Image | — |
| Operating Temperature TJ-Min | — | — | — | — | — | — | -40 °C |
| ## LM317LID Alternates Showing results | — | — | — | — | — | — | Image |
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?
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What is equivalent to LM317S/NOPB?
Known equivalents for LM317S/NOPB include LM317SX/NOPB, LM317LCDR, L5970AD. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM317S/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 LM317S/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.