SP1820 PDF 데이터시트 검색

SP1820 Four Channels Constant Current LED Driver DESCRIPTION The SP1820 is a four channels constant current driver white LED. The device can drive up to 20mA load current per channel from single cell Lithium Ion battery. SP1820 can provide lowest cost LED driver for various applications. It does not require any external components. Internal thermal protection automatically adjusts LED current to prevent overheating. The dimming control can be achieved by feeding a PWM or analog signal into the I