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Isolated Supply Overview and Design Trade-Offs

National Semiconductor

Description

The design of the power architecture within the communications market consists of many trade-off s and design considerations, such as input and output voltage and current. This article addresses topology considerations with an overview of each topology's operation and the solution best implemented given the system’s needs and the trade-off s involved.

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National Semiconductor creates energy-efficient analog and mixed-signal semiconductors as well as SolarMagicT power optimizers. Its PowerWise® products enable systems that consume less power, extend battery life, and generate less heat. National's leading-edge products include power management circuits, display drivers, audio and operational amplifiers, communication interface products and data conversion solutions. Headquartered in Santa Clara, Calif., National reported sales of $1.46 billion for fiscal 2009 which ended May 31, 2009