DCDC电源芯片MP2565DNDCDC电源芯片MP2565DN.pdf

MP2565 2.5A, 4MHz, 50V Step-Down Converter The Future of Analog IC Technology FEATURES DESCRIPTION • 120µA Quiescent Current The MP2565 is a high frequency step-down switching regulator with an integrated internal • Wide 4.5V to 50V Operating Input Range high-side high voltage power MOSFET. It • 220mΩ Internal Power MOSFET provides 2.5A output with current mode control for • Up to 4MHz Programmable Switching fast loop response and easy compensation. Frequency • High-Efficiency, Light-Load operation The wide 4.5V to 50V input range accommodates • Stable with Ceramic Capacitor a variety of step-down applications, including • Internal Soft-Start those in an automotive input environment. A 12µA • Internally Set Current Limit without external shutdown mode supply current allows use in Current Sensing Resistor battery-powered applications. • Up to 95% Efficiency High power conversion efficiency over a wide • Output Adjustable from 0.8V to 47V load range is achieved by scaling down the • Available in 3x3 QFN10 and Thermal