LM2940IMP-12/NOPBAlternatives & Equivalent Parts
About LM2940IMP-12/NOPB
LM2940IMP-12/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT223 (3-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM2940IMP-12/NOPBSource | TLV1117-33IDCYG3 | TPS3802K33DCKR | NE5532ADR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | SOT223 (3-Pin) | SOT223 (3-Pin) | SOT23 (5-Pin) | — |
| Pin Count | 4 | 4 | 5 | — |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | — |
| Price | $0.7378 | $0.1652 | $0.3900 | $0.1649 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | — |
| YTEOL | 15 | 15 | 15 | — |
| Adjustability | FIXED | FIXED | — | — |
| Dropout Voltage1-Max | 1 V | 1.4 V | — | — |
| Dropout Voltage1-Nom | 0.5 V | 1.2 V | — | — |
| Input Voltage Absolute-Max | 60 V | 16 V | — | — |
| Input Voltage-Max | 26 V | 15 V | — | — |
| Input Voltage-Min | 13.6 V | 4.832 V | — | — |
| JESD-30 Code | R-PDSO-G4 | R-PDSO-G4 | R-PDSO-G5 | — |
| JESD-609 Code | e3 | e3 | e4 | — |
| Line Regulation-Max | 0.12% | 0.01% | — | — |
| Load Regulation-Max | 0.2% | 0.015% | — | — |
| Number of Functions | 1 | 1 | 1 | — |
| Number of Outputs | 1 | 1 | — | — |
| Operating Temperature TJ-Max | 85 °C | 125 °C | — | — |
| Operating Temperature TJ-Min | -40 °C | -40 °C | — | — |
| Output Current1-Max | 1 A | 0.8 A | — | — |
| Output Voltage1-Max | 12.6 V | 3.432 V | — | — |
| Output Voltage1-Min | 11.4 V | 3.168 V | — | — |
| Output Voltage1-Nom | 12 V | 3.3 V | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SOT-223 | SOT-223 | TSSOP5/6,.08 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — |
| Packing Method | TR | TUBE | — | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Surface Mount | YES | YES | YES | — |
| Technology | BIPOLAR | BIPOLAR | CMOS | — |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | — |
| Terminal Pitch | 2.3 mm | 2.3 mm | 0.65 mm | — |
| Terminal Position | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — |
| Voltage Tolerance-Max | 5% | 3.75% | — | — |
| ## LM2940IMP-12/NOPB Alternates Showing results | Image | — | — | — |
| Manufacturer Package Code | — | — | SOT323 | — |
| Additional Feature | — | — | RESET THRESHOLD VOLTAGE IS 2.93 V; POWER ON RESET GENERATOR; MANUAL RESET INPUT | — |
| Adjustable Threshold | — | — | NO | — |
| Analog IC - Other Type | — | — | VOLTAGE SUPERVISOR/RESET IC | — |
| Number of Channels | — | — | 1 | — |
| Supply Current-Max (Isup) | — | — | 0.018 mA | — |
| Supply Voltage-Max (Vsup) | — | — | 6 V | — |
| Supply Voltage-Min (Vsup) | — | — | 2 V | — |
| Supply Voltage-Nom (Vsup) | — | — | 3.3 V | — |
| Temperature Grade | — | — | INDUSTRIAL | — |
| Threshold Voltage-Nom | — | — | +2.93V | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for LM2940IMP-12/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 LM2940IMP-12/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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What is equivalent to LM2940IMP-12/NOPB?
Known equivalents for LM2940IMP-12/NOPB include TLV1117-33IDCYG3, TPS3802K33DCKR, NE5532ADR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2940IMP-12/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 LM2940IMP-12/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.