NCP1521 PDF 데이터시트 검색

NCP1521 1.5 MHz, 600 mA, High Efficiency, Low Quiescent Current, Adjustable Output Voltage Step Down Converter The NCP1521 step down PWM DC DC converter is optimized for portable applications powered from one cell Li ion or three cell Alkaline, NiCd, NiMH batteries. The device is available in an adjustable output voltage from 0.9 V to 3.3 V. It uses synchronous rectification to increase efficiency and reduce external part count. The device also has a built in 1.5 MH- (nominal) oscillator which