The SIP12108DMP-T1GE4 from Vishay Siliconix is a positive adjustable buck switching regulator Integrated Circuit with 1 output rated at 5 A and 0.6 V, in a 16-VFQFN package with exposed pad.
The SIP12108ADMP-T1GE4 from Vishay Siliconix is a buck switching regulator Integrated Circuit with a positive adjustable 0.6 V output, 1 output, 5 A rating, in a 16-VFQFN package with exposed pad.