Fixed Positive LDO Regulator, 2.5V, 1.3V Dropout, BIPolar, PDSO4, PLASTIC, SOT-223, 4 PIN
Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PDSO6, 3 X 3 MM, MLPM-6
Fixed Positive LDO Regulator, 2.5V, 1.3V Dropout, BIPolar, PDSO8, PLASTIC, SOIC-8

INTERNATIONAL RECTIFIER IRU1117-25CSPBF Fixed LDO Voltage Regulator, 5V to 7V, 1.2V Dropout, 2.5Vout, 1Aout, SOIC-8

1.8V FIXED POSITIVE LDO REGULATOR, 1.3V DROPOUT, PDSO8, GREEN, PLASTIC, MO-229WGGB, SON-8
Switching Controller, Current-mode, 345kHz Switching Freq-Max, PDSO28, TSSOP-28
Dual Switching Controller, Voltage-mode, 200kHz Switching Freq-Max, PDSO28, PLASTIC, SOIC-28