The RAA223011 evaluation board (RTKA223011DE0000BU) is a high voltage buck converter that is designed to demonstrate a low-cost high performance non-isolated AC/DC conversion solution. It operates from a universal input of 85VAC to 265VAC and has a 12V output capable of up to 300mA of output current. RTKA223011DE0000BU has built-in overcurrent, short-circuit, input brownout, and over-temperature protection. RTKA223011DE0000BU comes with an RAA223011 in a 5 Ld TSOT23 package.