The MST8432A1KP is a DC-DC converter step-down fixed 1 7V 35V 5.1V 3.5A SOP-EP-8L RoHS manufactured by MST. It is designed to convert high voltage input power into a much lower voltage output. Its input range is between 1 7V and 35V and its output range is 5.1V with a maximum current capability of 3.5A. It is enclosed in an 8 lead SOP (SOT) package that is RoHS compliant. Its features include switching frequency of kHz, reference voltage of +/- 1 %, metal sealed welded construction, and internal current limit. Additionally, it has continuous short circuit protection and a ripple and noise of <50mV.