SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125
SIMPLE SWITCHER® 3.5V to 40V, 3A Low Component Count Step-Up Regulator 5-DDPAK/TO-263 -40 to 125
IC 6 A SWITCHING REGULATOR, 62 kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN, Switching Regulator or Controller

6A SWITCHING REGULATOR, 62kHz SWITCHING FREQ-MAX, PDSO24, 0.300 INCH, SO-24

TEXAS INSTRUMENTS - LM2576T-ADJ - DC-DC Switching Buck (Step Down) Regulator, Adjustable, 4V-40Vin, 1.23V-37Vout, 3Aout, TO-220-5