BUY OB2263MP https://www.utsource.net/itm/p/11198916.html
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Description: Low Dropout Linear Regulator Features: Output Current up to 500mA Low Dropout Voltage: 0.8V (Typ.) at 500mA Low Quiescent Current: 10mA (Typ.) Output Voltage Accuracy: ±2% Short-Circuit Protection Thermal Shutdown Protection Low Noise: 30μVRMS (Typ.) Low Profile SOT23-6 Package Application: Portable Devices Battery-Powered Systems Notebook Computers Digital Cameras Cellular Phones PDAs (For reference only)