Buck Switching Regulator IC Positive Fixed 12V 1 Output 3A TO-263-6, D²Pak (5 Leads + Tab), TO-263BA..
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 3A TO-252-6, DPak (5 Leads + Tab)..
Buck Switching Regulator IC Positive Adjustable 1V 1 Output 1A SOT-23-5 Thin, TSOT-23-5..