PT7721N

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DC DC Converters

The PT7721N is a DC to DC converter suitable for a variety of applications. It has a wide input voltage range of 40V to 60V and can provide an output voltage up to 30V. The output current can be regulated up to 2.5A. It has low power dissipation, wide temperature operation range, and low noise level. The PT7721N is an efficient power converter, allowing for wide range output voltage and current selection.

The working principle of the PT7721N is based on a synchronous, rectified buck topology. This topology is designed to reduce power loss and improve efficiency by using a DC winding to generate a symmetric output voltage. The converter utilizes a synchronous rectifier, allowing for fast switching and low voltage losses. The converter also utilizes a two-level PFM control scheme with feed-forward, enabling high power conversion efficiency over a wide load range.

The PT7721N is typically used in applications where high efficiency is needed. It is suitable for industrial and commercial applications, such as vehicle battery chargers, solar powered systems, portable medical devices, LED lighting systems, and notebook computers. The converter is also suitable for many other DC/DC power supplies requiring low noise, high efficiency, and high voltage conversion ratios.

Applications

The PT7721N is an efficient, high voltage converter, and can be used in a variety of applications, such as battery charging, automotive voltage regulation, and mobile communications. It is also suitable for industrial and commercial applications, such as LED lighting systems, solar power systems, and portable medical devices. The converter can also be used in many other DC/DC power supplies requiring low noise, high efficiency, and high voltage conversion ratios.

Performance

The PT7721N converter provides an adjustable regulated output voltage from 0V to 30V and adjustable output current from 0A to 2.5A. It has a switching frequency of 250kHz, a wide input voltage range of 40V to 60V, and input and output voltage filtering that reduces noise and improves system efficiency. The converter also has a high power conversion efficiency of up to 96%. The PT7721N also has a thermal shutdown function and an overload protection function, providing reliable operation even in harsh environments.

Conclusion

The PT7721N is a high voltage DC to DC converter suitable for a variety of applications. It has a wide input voltage range, adjustable output voltage and current, and high power conversion efficiency. It is suitable for industrial and commercial applications, such as battery charging, solar power systems, and LED lighting systems. The PT7721N converter can be relied upon to provide reliable operation even in harsh environments.

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