BD4233NUX is Strobe Charge Control IC, ideal for Digital still cameras, Mobile Phone. The strobe charge IC is a self-oscillating switching regulator that uses a transformer. It provides highly efficient applications for charging capacitors in sets with various strobes.
This is a normal level 120 V MOSFET in SuperSO8 packaging with 3.04 mOhm on-resistance. ISC030N12NM6 is part of Infineon’s OptiMOS™ 6 power MOSFET family.