UCT4170是一款连续电流模式的开关降压、恒流、高效率的LED驱动控制器。输入电压5.5V—36V，特别适合宽输入电压范围的应用。-UCT4170 is a continuous current mode step-down switch, constant current, high efficiency LED driver controller. Input voltage 5.5V-36V, particularly suitable for wide input voltage r