Fixed Positive LDO Regulator, 2.5V, 0.65V Dropout, BIPolar, PDSO3, PLASTIC, SOT-223, 3 PIN
Adjustable Positive LDO Regulator, 1.25V Min, 5.5V Max, 0.65V Dropout, BIPolar, PSSO5, PLASTIC, TO-263, 5 PIN
Adjustable Positive LDO Regulator, 1.25V Min, 5.5V Max, 0.62V Dropout, BIPolar, PSSO5, PLASTIC, TO-263, 5 PIN
Fixed Positive LDO Regulator, 2.5V, 0.65V Dropout, BIPolar, PDSO4, PLASTIC, SOT-223, 4 PIN

INTERNATIONAL RECTIFIER IRU1117-25CSPBF Fixed LDO Voltage Regulator, 5V to 7V, 1.2V Dropout, 2.5Vout, 1Aout, SOIC-8
Adjustable Positive LDO Regulator, 1.24V Min, 0.65V Dropout, PDSO8, LEAD FREE, PLASTIC, SOIC-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

Infineon IRU3037CF, PWM Voltage Mode Controller, 500 mA, 200 kHz, 8-Pin TSSOP