RICHTEK
发光二极管驱动器, 升压, 2.5V 至 5.5V 输入, 1MHZ 开关频率, 20 mA 输出, TSOT-23-6
LED Driver, Constant Current, 2.5V to 5.5V in, 4 Outputs, 10 kHz Switch. Freq., 20 mA out, SOT-23-6