Their benefits are such that it’s become surprisingly rare to see a traditional linear power supply with a mains-frequency transformer and rectifier circuit, so [ElectroBoy]’s dual voltage PSU ...

And when you work with one, you have to know that any part of the circuit can be at mains voltage. Now read on to see why! A transformerless power supply (TPS) is basically just a voltage divider ...

Figure 1 TV power-ON aid circuit. Connect mains power to J1. Take power to TV from J2. Connect power supply pins of U2, U3, ...

A basic DC power supply can be built with four circuits (or sections), as shown in the following diagram, where each block represents a particular circuit that performs a specific function. Image ...

At this point, the decision is made as to whether and how many intermediate circuit voltages need to be created. Figure 1 shows a typical block diagram of a power supply. The 24V supply voltage of an ...

Secondly, in a series circuit, the total potential difference of the power supply is shared between all of the electrical components. And finally, the total resistance of all components in a ...

and the power adapter is the external part of the power supply for a laptop. The additional DC voltages are created by internal circuits. Desktop computer power supplies are in one internal unit ...

The state-run Electric Union (UNE) has announced that nearly half of Havana's power circuits, severely impacted by Hurricane ...

These could be batteries, solar panels, or a power supply connected to the mains - anything that can provide power to our circuit. A wire from the cell can then be connected to a component like a ...

Pennsylvania will be the home of a new 160,000 sq. ft. factory for producing advanced switchgear, aiding a supply chain often ...

has announced the world’s first 8.5 kW power supply unit (PSU), powered by GaN and SiC technologies to achieve 98% efficiency ...