Mc34063abd Tr Stmicroelectronics Dc Dc Switching Buck Boost Inverting Regulator Adjustable 3v 40vin 125v 38vout 15aoutsoic 8mc34063abd Tr Stmicroelectronics Dc Dc Switching Buck Boost Inverting Regulator Adjustable 3v 40vin 125v 38vout 15aoutsoic 8 66a18308eada1a6dc0c2a6f7