A simple circuit can prevent hours of rework caused by momentary lapses of concentration when an incorrect power supply is ...

The new DC-powered AC power supply solution offers remote capabilities, universal compatibility and intelligent energy ...

We’ve all seen those cheap bench power supply units (PSUs) for sale online, promising specifications that would cost at least a hundred dollars or more if it were a name brand model. Just how ...

In reality, constructing such a power supply is quite manageable when leveraging a thoughtful blend of established technologies. The bench supply circuit presented here from 2010 offers a practical ...

If you would like to build your very own benchtop power supply you might be interested in a DIY tutorial for Supplino. A versatile compact Arduino power supply capable of providing from 4 to 40 ...

Article 725 provides the requirements for Class 1 circuits in Part II. A Class 1 circuit is that portion of the wiring between the overcurrent protective device (OCPD) of a Class 1 power supply and ...

To pinpoint the appropriate bench power supply for a particular application, one must find answers to some important questions and understand how power supplies are specified.

Here are 4 simple 12V power supply circuits with output voltages around 12V. First power supply circuit is built with BD139, one zener diode and a few passive components. Each of the schematic is very ...

As is common among some hackers, [Henry] re-purposed an ATX power supply unit to function as a bench power supply for testing circuits on a breadboard (much like this fancy example). However, safet… ...

Low-power circuits commonly use transformerless power supplies. However, the use of earth grounds in many of these circuits creates a serious problem that is often ignored. The very popular ...