Description

The SC4525D is a 350kHz constant frequency peak current-mode step-down switching regulator capable of producing 3A output current from an input ranging from 3V to 18V. The SC4525D is suitable for next generation XDSL modems, high-defnition TVs and various point of load applications.

Features

● Input range: 3V to 18V

● 3A Output Current

● 350kHz Fixed Switching Frequency

● Precision 1V Feedback Voltage

● Peak Current-Mode Control

● Cycle-by-Cycle Current Limiting

● Hiccup Overload Protection with Frequency Foldback

● Soft-Start and Enable

● Thermal Shutdown

● Thermally Enhanced 8-pin SOIC Package

● Fully RoHS and WEEE compliant

Applications

● XDSL and Cable Modems

● Set Top Boxes

● Point of Load Applications

● CPE Equipment

● DSP Power Supplies

● LCD and Plasma TVs