5V 1A Buck Converter IC, TO-220-7, 40V In, Fixed Output
LM2598T-ADJ/NOPB Adjustable DC/DC Controller 1A 37V TO-220-7
LM2598T-3.3V DC/DC Controller, TO-220-7, 40V, 1A, 3.3V Output
12V 1A Fixed Output DC/DC Controller, TO-220-7, -40°C to 125°C
4.5V to 40V, 1A SIMPLE SWITCHER® buck converter 7-TO-220 -40 to 125