Texas Instruments LM337IMPX Microcontrollers
Adj.
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM337IMPX
Base Model
Detailed Description
Adj. Neg. LDO 1A, -50V In, SOT-223, 1.5A Limit
Package
TO-261-4, TO-261AA
Lifecycle Status
Not For New Designs
Datasheet
LM337IMPX Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM337IMPX Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
TO-261-4, TO-261AA
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Not For New Designs
Output Type
Adjustable
Max Input Voltage
-40V
Output Current
1.5A
Output Configuration
Negative
Output Voltage
-1.2V
Alternate Parts Comparison (LM337IMPX vs LM337IMPX/NOPB vs LM317MDCYRG3 vs REG1118-2.85/2K5)
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-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | 0°C ~ 70°C |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Not For New Designs | Active | Active | Active |
| Max Input Voltage | -40V | -40V | 40V | 6V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Negative | Negative | Positive | Positive |
| Output Current | 1.5A | 1.5A | 500mA | 800mA |
| Output Type | Adjustable | Adjustable | Adjustable | Fixed |
| Output Voltage | -1.2V | -1.2V | 1.25V | 2.85V |
| Package | SOT-223 (DCY)-4 | SOT-223 (DCY)-4 | SOT-223-4 | SOT-223-4 |
| 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 .
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