General Description

The MAX15108A high-efficiency, current-mode, synchronous step-down switching regulator with integrated power switches delivers up to 8A of output current. The regulator operates from 2.7V to 5.5V and provides an output voltage from 0.6V up to 95 of the input voltage, making the device ideal for distributed power systems, portable devices, and preregulation applications.

Features

● Continuous 8A Output Current

● Efficiency Up to 96

● ±1 Accuracy Over Load, Line, and Temperature

● Operates from a 2.7V to 5.5V Supply

● Adjustable Output from 0.6V to 0.95 x VIN

● Programmable Soft-Start

● Safe Startup into Prebiased Output

● External Reference Input

● 1MHz Switching Frequency

● Stable with Low-ESR Ceramic Output Capacitors

● Forced PWM Mode

● Enable Input and Power-Good Output for PowerSupply Sequencing

● Cycle-by-Cycle Overcurrent Protection

● Fully Protected Features Against Overcurrent and Overtemperature

● Input Undervoltage Lockout

● 20-Bump (4 x 5 Array), 2.5mm x 2mm, WLP Package

Applications

● Distributed Power Systems

● DDR Memory

● Base Stations

● Portable Devices

● Notebook Power

● Server Power