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MAX1549 Datasheet Fixed-frequency Step-down Controller

Manufacturer: Maxim Integrated (now Analog Devices)

MAX1549 Overview

The MAX1549 dual pulse-width modulation (PWM) stepdown controller provides the high efficiency, excellent transient response, and high DC-output accuracy necessary for generating low-voltage chipset and RAM power supplies in notebook puters. The controller employs a fixed-frequency, current-mode PWM architecture that does not require plex pensation. The MAX1549 also interleaves the dual step-down regulators, minimizing the input capacitor requirements. The MAX1549

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