View lt1117 datasheet:

LT1117/LT1117-2.85 LT1117-3.3/LT1117-5 800mA Low Dropout Positive Regulators Adjustable and Fixed 2.85V, 3.3V, 5V DESCRIPTIO FEATURES Space Saving SOT-223 Surface Mount Package The LT1117 is a positive low dropout regulator designed Three-Terminal Adjustable or Fixed 2.85V, 3.3V, 5V to provide up to 800mA of output current. The device is Output Current of 800mA available in an adjustable version and fixed output voltages Operates Down to 1V Dropout of 2.85V, 3.3V and 5V. The 2.85V version is designed Guaranteed Dropout Voltage at Multiple Current Levels specifically to be used in Active Terminators for the SCSI 0.2% Line Regulation Max bus. All internal circuitry is designed to operate down to 1V 0.4% Load Regulation Max input to output differential. Dropout voltage is guaran