5V 3A DC-DC Step-Down Regulator TO-220
12V 3A Step-Down DC-DC Regulator, 40V In, TO-220
3A Adj Step-Down Regulator, 4.5-40V In, 37V Out, TO-220
3.3V 3A Step-Down Regulator, 4.5-40V In, TO-220
LM2596T-12/NOPB
LM2596T-ADJ/NOPB