ON SEMICONDUCTOR
Fixed LDO Voltage Regulator, 1.9 V to 5.5 V, 195 mV Dropout, 2.8 V / 450 mA out, XDFN-4
ANALOG DEVICES
固定电压稳压器, LDO, 2.2V至5.5V, 195mV压差, 3.3V输出, 150mA输出, TSOT-5