Demonstration circuit 1318 is a Synchronous Step-Down Controller featuring the LTC®3611, the high efficiency, high density DC/DC regulator. The input voltage range of DC1318 is from 9V to 32V and the output voltage is jumper selectable from 1.5V to 3.3V, although LTC®3611 has an input range from 4.5V to 32V and the output voltage range is from 0.6V. The rated load current is 10A.