The demand for greater energy savings is constantly increasing. For product designers, this means paying attention to the key parameters of power devices, including high efficiency and low standby ...

AC/DC power supply manufacturers have focused their latest designs on meeting the increased demand for higher efficiency and miniaturization in industrial and medical systems. A few of them are also ...

Rectifiers and ac-dc power supplies employ large bulk capacitors. During power-up, these capacitors require a large amount of current to charge up, resulting in a large inrush current. This inrush ...

Worldwide ac mains voltages can range from 100 to 240 V. To allow for sags (brownouts) and surges, offline ac supplies intended for universal input are rated at 85 to 165 V. The ac frequency ranges ...