The LT3486 from Analog Devices is a LED Driver IC with Input Voltage 2.4 to 24 V, Output Current 1300 mA, Number of Output 2, Switching Frequency 750 to 2700 KHz, Operating Temperature Range -40 to 85 Degree C. Tags: Surface Mount, DC-DC LED Driver. More details for LT3486 can be seen below.