Regulator
300/500mA Low Dropout Linear Voltage Regulator, SOT23-3
300/500mA Low Dropout Linear Voltage Regulator, SOT223
300/500mA Low Dropout Linear Voltage Regulator, SOT89-3
RICHTEK RT9198-33GY Fixed LDO Voltage Regulator, 2.5V to 5.5V, 220mV Dropout, 3.3Vout, 300mAout, SC-82-4