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 ...

The PC power supply has been a standard of the junk box for the last couple of decades, and will probably continue to be for the foreseeable future. A product that is often built to a very high ...

While troubleshooting the power supply of a 1970s Centurion system, [Usagi Electrics] came across a fascinating feature of these units: the ferroresonant, or constant voltage transformer (CVT). The ...

Most medium to high power AC-DC power supplies and some DC-DC converters include “Remote Sense” connection points (+ and – Sense) that are used to tightly regulate the supply’s output voltage at the ...

SAN JOSE, Calif. & SAN FRANCISCO--(BUSINESS WIRE)--Power Integrations (NASDAQ: POWI), the leader in high-voltage integrated circuits (IC)s for energy-efficient power conversion, and SnapMagic, a ...

Noise is a constant problem in power-supply design. While there are FCC limits on the electromagnetic interference (EMI) radiating out into the air as well as the conducted noise that your design ...

ROHM leverages its LogiCoA technology to control a power-factor-correction stage and flyback DC-DC converter stage at the same time.