RICHTEK
固定电压稳压器, LDO, 2.5V至6V, 300mV压差, 1.5V输出, 250mA输出, SOT-23-3
LDO Voltage Regulator, Adjustable, 3V to 5.5V input, 0.3V drop., 1.175-4.5V/0.3A out, SOT-23-5