UA78M05IDCY Texas Instruments 500-mA, 30-V, linear voltage regulator

LMZ35003RKGR Texas Instruments DC-DC CONVERTER, BUCK, ADJUSTABLE, 1MHZ, B1QFN-41, FULL REEL; INPUT VOLTAGE MIN:7V; INPUT VOLTAGE MAX:50V; NO. OF OUTPUTS:1 OUTPUT; DC / DC CONVERTER IC CASE:QFN; NO. OF PINS:41PINS; OUTPUT CURRENT:2.5A, OUTPUT VOLTAGE MIN:2.5V, ROHS COMPLIANT: YES