The RT7737GGE from Richtek is a switching controller IC with integrated power MOSFET. It is housed in a SOT-23-6 RoHS package and comes with over-voltage protection, under-voltage lockout, over-temperature protection, and thermal shutdown. The device is designed to regulate DC/DC power sources in a wide input voltage range and features current mode control, internal compensation, and a fast transient response. It also features a low standby current and programmable frequency. This device is suitable for use in applications such as LED Lights, Uninterruptible Power Supplies (UPS), power adapters, computer motherboards, and other general power supply applications.