MAX8743 Datasheet (Maxim Integrated Products)

MAX8743, Step-Down Controller

The MAX8743 is a dual pulse-width modulation (PWM) controller configured for step-down (buck) topologies that provides the high efficiency, excellent transient response, and high DC output accuracy necessary for stepping down high-voltage batteries to generate lowvoltage chipset and RAM power suppli

MAX8743 Features

* Ultra-High Efficiency

* Accurate Current-Limit Option

* Quick-PWM™ with 100ns Load-Step Response

* 1% VOUT Accuracy over Line and Load

* High Output Impedance in Shutdown

* Dual Mode™ Fixed 1.8V/1.5V/Adj or 2.5V/Adj Outputs

* Adjustable 1V to