The SY8063DBC is a DC-DC converter manufactured by Silergy which operates a step-down fixed-output voltage regulation of 1.2.7V, 5.5V and 1.8V, with a maximum output current rating of 3.5A. It is packaged in 10-pin (DFN-10_EP_3x3mm) and compliant to RoHS (Restriction of Hazardous Substances) directive 2001/95/EC. Its features include up to 94% efficiency, an ultra-low input quiescent current of 20µA, a wide input voltage range of 4.5V to 24V, programs by hardware, tightly regulated DC output, and low-profile-enhanced thermal performance. This product is also protected from overcurrent and short-circuit, as well as from overvoltage.