The RT8015GSP is a cost-efficient and high performance green synchronous buck controller from Richtek. It is designed to provide high-efficiency power conversion for applications such as DC-DC converters, LED lighting, point-of-load supplies, and other distributed power systems. The RT8015GSP is featured with constant on-time control, adjustable operating frequency, soft-start, programmable output voltage, input voltage monitoring,and two synchronized thermal shutdown sources for safe shutdown and low output ripple. The integrated voltage detection and power Good signal ensure reliable operation. The RT8015GSP also has an enable pin for power saving. It is available in 4x4 QFN packages.