LM2940S-5.0/NOPBAlternatives & Equivalent Parts
About LM2940S-5.0/NOPB
LM2940S-5.0/NOPB is a power-management component manufactured by Texas Instruments. It comes in a TO-263 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 | LM2940S-5.0/NOPBSource | L7805ABD2T-TR | LM2940CS-5.0/NOPB | LM2940S-5.0 | LM2940CS-5.0 | LM2940SX-5.0/NOPB |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | STMicroelectronics | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | TO-263 | Other | TO-XXX (Inc. DPAK) | — | Other | Other |
| Pin Count | 3 | 3 | 4 | — | 4 | 4 |
| Temperature Range | -40.0°C ~ 125.0°C | — | -40.0°C ~ 125.0°C | — | — | -40.0°C ~ 125.0°C |
| Price | $0.4667 | $0.2071 | $1.0036 | $0.2284 | $1.0036 | $0.9858 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | — | OBSOLETE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | — | Yes | — | Yes | Yes |
| Reach Compliance Code | Not Compliant | — | — | — | — | — |
| YTEOL | 15 | 6.16 | 15 | — | 0 | 15 |
| Adjustability | FIXED | FIXED | FIXED | — | FIXED | FIXED |
| Dropout Voltage1-Max | 1 V | — | 1 V | — | 1 V | 1 V |
| Dropout Voltage1-Nom | 0.5 V | 2 V | 0.5 V | — | 0.5 V | 0.5 V |
| Input Voltage Absolute-Max | 60 V | 35 V | 45 V | — | 45 V | 60 V |
| Input Voltage-Max | 26 V | 18 V | 26 V | — | 26 V | 26 V |
| Input Voltage-Min | 6.25 V | 7.5 V | 6.25 V | — | 6.25 V | 6.25 V |
| JESD-30 Code | R-PSSO-G3 | R-PSSO-G2 | R-PSSO-G3 | — | R-PSSO-G3 | R-PSSO-G3 |
| JESD-609 Code | e3 | e3 | e3 | — | e0 | e3 |
| Line Regulation-Max | 0.05% | 0.05% | 0.05% | — | 0.05% | 0.05% |
| Load Regulation-Max | 0.08% | 0.1% | 0.08% | — | 0.08% | 0.08% |
| Number of Functions | 1 | 1 | 1 | — | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | — | 1 | 1 |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | — | 125 °C | 125 °C |
| Operating Temperature TJ-Min | -40 °C | -40 °C | — | — | — | -40 °C |
| Output Current1-Max | 1 A | 1 A | 1 A | — | 1 A | 1 A |
| Output Voltage1-Max | 5.25 V | 5.2 V | 5.25 V | — | 5.25 V | 5.25 V |
| Output Voltage1-Min | 4.75 V | 4.8 V | 4.75 V | — | 4.75 V | 4.75 V |
| Output Voltage1-Nom | 5 V | 5 V | 5 V | — | 5 V | 5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP3H,.55TB | SMSIP3H,.55TB | SMSIP3H,.55TB | — | SMSIP3H,.55TB | SMSIP3H,.55TB |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, HEAT SINK/SLUG | SMALL OUTLINE | — | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TR, 13 INCH | TUBE | — | TUBE | TR |
| Peak Reflow Temperature (Cel) | 245 | 245 | 245 | — | 235 | 245 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES | YES | YES | — | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | — | BIPOLAR | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | — | Tin/Lead (Sn/Pb) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | — | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | — | 2.54 mm | 2.54 mm |
| Terminal Position | SINGLE | SINGLE | SINGLE | — | SINGLE | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — | NOT SPECIFIED | 30 |
| Voltage Tolerance-Max | 5% | 2% | 5% | — | 5% | 5% |
| Date Of Intro | — | 1980-01-04 | — | — | 1995-01-01 | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Regulator, 5V, 1V Dropout, BIPolar, PSSO3
Regulator, 5V, 1V Dropout, BIPolar, PSSO3
Why Look for Alternatives?
Finding alternatives for LM2940S-5.0/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 LM2940S-5.0/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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FAQ
What is equivalent to LM2940S-5.0/NOPB?
Known equivalents for LM2940S-5.0/NOPB include L7805ABD2T-TR, LM2940CS-5.0/NOPB, LM2940S-5.0. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2940S-5.0/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 LM2940S-5.0/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.