AL3050EV1,AL3050 的评估板是一款电流模式升压型 LED 驱动器,具有适用于便携式设备的可编程亮度调光控制。 AL3050 具有
额定电压为 30V 的集成 MOSFET 和
功率二极管,可支持最多 8 个串联 LED。解决方案尺寸小、先进的调光功能和高效率适用于单节锂离子设备的 LED 背光解决方案。升压转换器以 750kHz 固定开关频率运行,以减少输出纹波、提高转换效率并允许使用小型外部组件
说明
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AL3050EV1, Evaluation Board for the AL3050 is a current mode Boost-type LED driver with programmable brightness dimming control for portable devices. With a 30V rated integrated MOSFET and power diode, the AL3050 can support up to 8 LEDs in series. The small solution size, advanced dimming features and high efficiency are suitable for LED backlight solutions for single cell Li-ion based equipment. The boost converter runs at 750kHz fixed switching frequency to reduce output ripple, improve conversion efficiency and allows for the use of small external components