Texas Instruments LP2981A-30DBVTE4 LDO Voltage Regulators
IC REG LINEAR 3V 100MA SOT23-5
Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments LP2981A-30DBVTE4 LDO Voltage Regulators technical specifications.
General
Related Parts Comparison (LP2981A-30DBVTE4 vs LP2981A-50DBVR vs LP2981A-28DBVT vs LP2981A-33DBVTG4)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 | SC-74A, SOT-753 |
| 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 | Obsolete | 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 |
| Output Voltage | 3V | 5V | 2.8V | 3.3V |
| Action |
Texas Instruments LP2981A-30DBVTE4 LDO Voltage Regulators Overview
3V fixed positive LDO regulator with 100mA output current and 1% output voltage accuracy. Features a low dropout voltage of 200mV, a maximum input voltage of 16V, and operates from a minimum input voltage of 2.2V. This surface mount component is housed in a SOT-23 package, offering a wide operating temperature range from -40°C to 125°C.
The regulator provides a Power Supply Rejection Ratio (PSRR) of 63dB and a quiescent current of 95uA.