The MCP1825S is a 500 mA, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO). It is part of the family of LDOs that includes 1A MCP1826S and 1.5A MCP1827S. MCP1825S comes in thermally enhanced DDPAK-3 and TO-220-3 packages as well as space-efficient SOT223-3 package.