SC483 PDF 데이터시트 검색

POWER MANAGEMENT Description Dual Synchronous Buck Pseudo Fixed Frequency Power Supply Controller Features Constant on-time for fast dynamic response Programmable VOUT range = 0.5 VCCA VBAT Range = 1.8V 25V DC current sense using low-side RDS(ON) sensing or sense resistor Resistor programmable frequency Cycle-by-cycle current limit Digital soft-start Separate PSAVE option for each switcher Over-voltage, Under-voltage fault protection 10 A Typical shutdown current Low quiescent power dissipati