The IW1602-10B is a switching controller in the SOT-23 package manufactured by Dialog Semiconductor. It is RoHS compliant and offers high efficiency, low standby current, and low system cost. It features high frequency, low calorific value and fast loop compensation. It works with frequencies ranging from 7kHz up to 500kHz and supports external synchronization with enable/disable function. It can work from input voltage of 3.0V to 5.5V and provides a 2.1V to 6.5V output. The IW1602-10B is optimized to work in boost, flyback, buck, and open-drain buck topologies, and in general it is suitable for a wide range of industrial, communication and consumer applications.