Size vs Reliability: Shrinking a Power Supply and Maintaining High Reliability

In the last few years, as the technology of power supplies has changed we have seen tremendous improvements in the power density of solutions being offered by many leading companies. This is in direct response to customer demands of smaller solutions, lower cost and increased reliability. However, as you reduce the size of your power supply you need to ensure that component temperatures are kept low, or run the risk of reduced reliability. This paper will look at the challenges facing a power supply designer and how we can achieve this.