DC422A-B, Demo Board based on LTC3405ES6 High Efficiency, SOT-23 Synchronous Buck Regulator (smallest solution footprint/inductor), 2.7 to 6Vin, 1.8Vout @ 300mA

DC422A-B, Demonstration circuit is a constant-frequency step-down converter, using the LTC3405 monolithic synchronous buck regulator. The DC422 has an input voltage range of 2.65V to 6V and is capable of delivering up to 250mA of output current at 1.8V