VOF-550-15

AC DC Converters

The VOF-550-15 AC/DC converter is an advanced power supply unit that is suitable for use in a variety of applications. It is designed to offer a of maximum output power of 550W and 15A of current at a maximum conversion efficiency of 90%.

This AC/DC converter has a number of features that make it highly useful, including an integrated output overvoltage protection, adjustable input voltage range of 85-264VAC, input power factor correction (PFC), current limiting, current sharing, and an optional remote sensing. These features ensure the reliability and safety of the power supply, even in the most demanding applications.

Application Field

The VOF-550-15 is great for many different types of AC/DC conversion applications, such as in industrial, medical, energy, and telecommunications. It is suitable for a variety of power applications, such as motors, fans, lights, computers, medical equipment, and consumer electronics. Due to its energy-saving features and convenience, it is also suitable for energy-related applications, such as solar photovoltaic systems, electric vehicles, and charging stations. The wide input voltage range and remote sensing capability enhance the applications, making it even more suitable.

Working Principle

The VOF-550-15 utilizes a boost-flyback topology, which provides a fast transient and excellent power factor. This topology uses a high-frequency transformer to transfer energy from the input AC supply to the output DC supply. It also incorporates a current limiting mechanism that prevents overcurrent or overload conditions, thus providing enhanced reliability and safety.

The main components of the power supply are a switching controller, a power switch, an epoxy encapsulated transformer, a diode bridge, and an output filter. The switching controller is used to switch the power switches at appropriate duty cycles to generate the required output voltage. The epoxy encapsulated transformer increases the output voltage to the required level. The diode bridge rectifies the voltage to the required DC level. Lastly, the output filter removes any residual harmonics from the output voltage.

The VOF-550-15 AC/DC converter is a reliable and efficient device that can be used in a variety of applications. Its wide input voltage range, current limiting feature, adjustable output wattage, and high efficiency make it an ideal choice for power applications.