Dual Switching Controller, Voltage-mode, 0.044A, 500kHz Switching Freq-Max, 5 X 5 MM, MLPQ-32
Power Supply Support Circuit, Adjustable, 1 Channel, 5 X 5 MM, MLPQ-32

Voltage Regulators - Switching Regulators 25A Single 1.5MHz 5V to 21V App w/PWM

INTERNATIONAL RECTIFIER IR3315PBF Power Load Switch, Low EMI, Current Sense, High Side, Active High, 1 Output, 32V, 14A, TO-220-5