Richtek
LDO, FIXED, 1.2V, -40 TO 85DEG C; Output Type:Fixed; Input Voltage Min:2.2V; Input Voltage Max:5.5V; Fixed Output Voltage Nom.:1.2V; Adjustable Output Voltage Min:-; Adjustable Output Voltage Max:-; Output Current:250mA; Dropout RoHS Compliant: Yes