SMPS is the abbreviation of switching mode power supply, a kind of high-frequency power conversion device and a power supply device. Its function is to convert a level of voltage to the voltage or ...

The third problem I started facing on my new Dell laptop was that now and then, despite using the AC power adapter or charger which came along with the ultrabook, I frequently got to see this message ...

Around the world, over 200 countries use Alternating current (AC) power as a convenient power source for many electronics. However, the power around the world is not the same in each location, ...