5V 0.5A Step-Down DC/DC Regulator, 4.5-40V In, SOIC
12V 500mA Positive Fixed Output DC/DC Controller, 88% Efficiency, SOIC Package
SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator 8-SOIC -40 to 125
DC/DC Controller 3.3V 40V 500mA 1-Output SOP-8
LM2597MX-5.0/NOPB
LM2597MX-ADJ/NOPB