The L5988D from STMicroelectronics is an adjustable buck switching regulator Integrated Circuit with a positive adjustable 0.6 V output, 1 output rated at 4 A, in a 16-PowerTSSOP package measuring 0.173" (4.40 mm) wide.
The L5988DTR from STMicroelectronics is an adjustable positive buck switching regulator Integrated Circuit with a 0.6 V output, 1 output at 4 A, in a 16-PowerTSSOP (0.173", 4.40 mm width) package.