| PartNumber | LP2981IM5-5.0/NOPB | LP2981IM5X-2.5 | LP2981IM5X-2.7/NOPB |
| Description | LDO Voltage Regulators 100Ma Upwr LDO Reg | IC REG LINEAR 2.5V 100MA SOT23-5 | IC REG LINEAR 2.7V 100MA SOT23-5 |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | PMIC - Voltage Regulators - Linear | PMIC - Voltage Regulators - Linear | - |
| Series | LP2981-N | - | - |
| Product | Ultra Low-Dropout Regulator | - | - |
| Type | Fixed-output voltage Regulator | - | - |
| Packaging | Digi-ReelR Alternate Packaging | Tape & Reel (TR) Alternate Packaging | - |
| Unit Weight | 0.000557 oz | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package Case | SOT-23-5 | SC-74A, SOT-753 | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Output Type | Fixed | - | - |
| Supplier Device Package | SOT-23-5 | SOT-23-5 | - |
| Tolerance | 0.75 % | - | - |
| Voltage Input | Up to 16V | Up to 16V | - |
| Number of Outputs | 1 Output | - | - |
| Current Output | 100mA | 100mA | - |
| Voltage Output | 5V | 2.5V | - |
| Regulator Topology | Positive Fixed | Positive Fixed | - |
| Voltage Dropout Typical | 0.2V @ 100mA | 0.2V @ 100mA | - |
| Number of Regulators | 1 | 1 | - |
| Current Limit Min | 150mA | 150mA | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Output Voltage | 5 V | - | - |
| Input Voltage MAX | 16 V | - | - |
| Output Current | 0.1 A | - | - |
| Input Voltage MIN | 2.1 V | - | - |
| Voltage Regulation Accuracy | +/- 2 % | - | - |
| Ib Input Bias Current | 65 uA | - | - |
| Dropout Voltage | 0.007 V at 1 mA 0.07 V at 25 mA 0.2 V at 100 mA | - | - |
| Dropout Voltage Max | 0.01 V at 1 mA 0.1 V at 25 mA 0.25 V at 100 mA | - | - |
| Line Regulation | 0.014 %/V | - | - |
| PSRR Ripple Rejection Typ | 63 dB | - | - |