Texas Instruments LM2940T-5.0 Microcontrollers
5V LDO Regulator, 1A, 26V In, TO-220, -40 to 125C
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2940T-5.0
Detailed Description
5V LDO Regulator, 1A, 26V In, TO-220, -40 to 125C
Package
TO-220-3
Lifecycle Status
Not For New Designs
Datasheet
LM2940T-5.0 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM2940T-5.0 Microcontrollers technical specifications.
General
Package / Case
TO-220-3
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Not For New Designs
Output Type
Fixed
Max Input Voltage
26V
Current Supply Max
15 mA
Output Current
1A
Quiescent Current
10 mA
Output Configuration
Positive
Alternate Parts Comparison (LM2940T-5.0 vs LM317KCSE3 vs LM7905CT/NOPB vs LM1117T-ADJ/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C | 0°C ~ 125°C |
| Lifecycle Status | Not For New Designs | Active | Active | Active |
| Max Input Voltage | 26V | 40V | -25V | 15V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Negative | Positive |
| Output Current | 1A | 1.5A | 1.5A | 800mA |
| Output Type | Fixed | Adjustable | Fixed | Adjustable |
| Output Voltage | 5V | 1.25V | -5V | 1.25V |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Current, Over Temperature |
| PSRR | 64dB (120Hz) | 80dB ~ 65dB (120Hz) | 66dB (120Hz) | 75dB (120Hz) |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
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Pin YesPkg YesElec Mixed
5V LDO Regulator, 1A, TO-220, 3-Lead, Positive
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