LM2596SX-ADJ DC-DC Switching Regulator, 40V In, 7.5A Out, PSSO5
Conv DC-DC 4.5V to 40V Inv/Step Down Single-Out 1.2V to 37V 3A 6-Pin(5+Tab) TO-263 T/R

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator 5-DDPAK/TO-263

4-V to 40-V, 3-A step-up wide VIN flyback regulator with frequency synchronization 7-DDPAK/TO-263 -40 to 125
IC 2.6 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN, Switching Regulator or Controller
IC 7.5 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO5, TO-263, SMT-5, Switching Regulator or Controller
IC 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN, Switching Regulator or Controller