PT78ST105ST

DC-DC converters play an important role in modern power supply systems, providing the development of high quality, efficient, reliable and compact power supplies. One such converter is the PT78ST105ST, which can be used for various applications. This article will discuss the application fields and working principle of the PT78ST105ST converter.

Application Fields:

The PT78ST105ST DC-DC converter is designed for use in applications such as distributed power architectures, industrial systems, automotive systems, telecommunications systems, and consumer applications. It is a water-cooled converter with a thermal efficiency of up to 95%, and a high power density that enables it to provide high power in a small package. The wide input and output voltages range of the PT78ST105ST allows it to be used in a variety of applications.

Working Principle:

The PT78ST105ST DC-DC converter has a two stage, full bridge, soft switching topology. It uses an active clamp to minimize the switching losses and reduce the current level during the high-current turn off of one of the two switching devices, which allows for low switching losses and a high power density. The PT78ST105ST also employs synchronous rectification for high efficiency, low ripple, and low harmonic distortion.

The wide range of input and output voltages of the PT78ST105ST makes it suitable for various applications. The output voltage can be adjusted from 0.8V to 6.7V by changing the values of the external components. The output power can be tailored to match the needs of different applications, up to 300 Watts. The high efficiency of the PT78ST105ST, up to 95%, means that it can provide high power output in small packages, with reduced power losses.

Conclusion:

The PT78ST105ST is a versatile DC-DC converter that can be used in various applications. It has wide input and output voltage ranges, high power density, high thermal efficiency, and low ripple and harmonic distortion. With its high efficiency and small size, the PT78ST105ST is an ideal choice for applications requiring high power output in a small package.