Texas Instruments LP2981-33DBVR Microcontrollers
3.3V LDO Regulator, 100mA, 16V In, 2% Acc, SOT-23
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LP2981-33DBVR
Base Model
Detailed Description
3.3V LDO Regulator, 100mA, 16V In, 2% Acc, SOT-23
Package
SC-74A, SOT-753
Lifecycle Status
Active
Datasheet
LP2981-33DBVR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LP2981-33DBVR Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
SC-74A, SOT-753
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
16V
Current Supply Max
1.7 mA
Output Current
100mA
Quiescent Current
95 µA
Alternate Parts Comparison (LP2981-33DBVR vs LP2981-30DBVT vs LP2981-33DBVTE4 vs LP2981-30DBVR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Control Features | Enable | Enable | Enable | Enable |
| Current Supply Max | 1.7 mA | 1.7 mA | 1.7 mA | 1.7 mA |
| Max Input Voltage | 16V | 16V | 16V | 16V |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 100mA | 100mA | 100mA | 100mA |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| 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
NCP718ASN330T1GonsemiSimilaronsemi
Pin YesPkg YesElec Mixed
3.3V LDO, 300mA, 24V In, TSOT23-5
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LP2981-30DBVTTexas Instruments100-mA, 16-V, low-dropout voltage regulator with enable 5-SOT-23 -40 to 125