Resources
Filter by
![](https://www.xppower.com/storage/resources/images/custom.jpg)
The case for custom power supplies in low to medium volume applications
The specification you need, not the one that happens to be available.
![](https://www.xppower.com/storage/resources/images/PowerFactor.jpg)
Power factor - concisely explained
Difference between VA & Watts, definition of VAR & graphical representation of real power, reactive power, apparent powe...
![](https://www.xppower.com/storage/resources/images/Operation.jpg)
Parallel & series operation technical overview
A helpful technical article that expertly discusses parallel and series operation.
![](https://www.xppower.com/storage/resources/images/Lightning.jpg)
Guide to lightning transients
Expert technical overview of transients.
![](https://www.xppower.com/storage/resources/images/FHSM.jpg)
Input considerations - voltage, current, power & fuses
A guide to input voltage, input current, power factor and selecting fuses.
![](https://www.xppower.com/storage/resources/images/SVR-VRpr.jpg)
Common power supply topologies
Summary of the three most common switched-mode power technologies.
![](https://www.xppower.com/storage/resources/images/fig2.jpg)
Eliminating snubber circuits in AC-DC power supplies
Implementing silicon carbide diode in PFC boost controllers.
![](https://www.xppower.com/storage/resources/images/qsb150pr.jpg)
MTBF: misquoted and misunderstood
Important factors when comparing quoted MTBF.
![](https://www.xppower.com/storage/resources/images/vce03-10pr.jpg)
The ever shrinking power supply
Factors driving down the size of AC-DC power supplies.
![](https://www.xppower.com/storage/resources/images/ASB110_1.jpg)
How to design a smaller, more efficient AC-DC power supply
Creating smaller power supplies without compromising efficiency or functionality.
![](https://www.xppower.com/storage/resources/images/fleXP.jpg)
How to reduce size and increase performance in AC-DC power supply design
Design ideas that make a difference to power supply performance.
![](https://www.xppower.com/storage/resources/images/ves180-220pr.jpg)
No load power consumption and efficiency of external power supplies
Summary of requirements for no load power consumption and minimum efficiency by various international regulatory bodies.