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Analog Circuit Design Volume Three by John Hamburger, Bob Dobkin

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Chapter 87

2-phase switching regulator fits in tight places

Steve Hobrecht

Abstract

The LTC1628, a 2-phase, constant frequency, dual synchronous buck controller, is described.

Keywords

Synchronous buck controller

2-phase switching regulator

LTC1628

Almost every week manufacturers present yet another component that has been reduced in size by 30% to 50% while maintaining similar performance characteristics. The size and weight requirements of the notebook and sub-notebook computer market have resulted in the development of increasingly smaller components. These consumer products have placed very stringent requirements on size, weight and run time. Because of component density, heat dissipation has also become one of the highest concerns ...

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