LP2981A Overview
Key Specifications
Package: SOT-23
Mount Type: Surface Mount
Pins: 5
Output Type (varies by manufacturer): Fixed
Description
The LP2981 is a fixed-output, low-dropout (LDO) voltage regulator supporting an input voltage range from 2.5 V to 16 V (for new chip only) and up to 100 mA of load current. The LP2981 supports an output range of 1.2 V to 5.0 V (new chip).
Key Features
- Input Voltage (VIN) Range: – Legacy chip: 2.2 V to 16 V – New chip: 2.5 V to 16 V
- Output Voltage (VOUT) Range: 1.2 V to 5.0 V
- Output Voltage (VOUT) accuracy over load, and temperature: ±1% (new chip)
- Output current: Up to 100 mA
- Low IQ (new chip): 69 μA at ILOAD = 0 mA
