MIC4950 Datasheet, Micrel Semiconductor

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* Input voltage: 2.7V to 5.5V 5A output current Up to 95% efficiency Up to 3.3MHz operat.

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* DTVs Set-top boxes Printers DVD players Distributed power supplies Typical Application H.

The MIC4950 is a high-efficiency, 5A synchronous buck regulator with ultra-fast transient response. It is perfectly suited for supplying processor core and I/O voltages from a 5V or 3.3V bus. The MIC4950 provides a switching frequency up to 3.3MHz wh.