PT4801A

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DC-DC Converters have become a part of nearly every major electronics application, providing needed power and isolation. The PT4801A is a specially designed DC-DC converter that can offer outstanding performance and great flexibility. This product is perfect for applications requiring high power, high efficiency and compact size.

Features

The PT4801A is a high efficiency DC-DC converter that can provide up to 3A of output current over the voltage range of 1V to 36V. The converter has a wide temperature range of –40°C to 85°C, Input voltage range is 4.5V to 32V. It is designed to fit into a 25W×25W ×10mm package. The PT4801A has a very high power density of 33.3 W/in3. It has a high component count which results in a higher power conversion efficiency. The high power density further increases the conversion efficiency, thus saving energy and money. The product also features an integrated power path, which provides extra flexibility.

Application Fields

The PT4801A is suitable for many different applications. Its flexibility makes it a great choice for applications such as industrial automation, medical and industrial instrumentation, solar, automotive, communications, consumer electronics, etc. It can also be used in a variety of power related industries including aircraft power systems, ATE systems, telecom power systems, renewable energy etc.

Working Principle

The PT4801A works on the principle of switching. The main components of the converter are the switching power supply transformer, a PWM controller, and several capacitors. The power supply transformer has several primary and secondary winding, and provides the isolation between input and output. When the input voltage is higher than the required output voltage the PWM controller pulses the primary winding of the transformer. This results in high voltage pulses being induced on the secondary winding. These pulses are cut to the desired level with the help of the rectified diodes. The filter capacitors and inductors store and filter these pulses and provide the required output.

Conclusion

The PT4801A DC-DC converter provides an efficient and compact solution for applications requiring high power, high efficiency, and small size. Its integrated power path and wide range of operating temperature make it a great choice for different applications. Its high power density further increases the energy efficiency, which further reduces the energy costs. The working principle of the converter is based on the switching power supply transformer, allowing for higher power conversion efficiency. Finally, the PT4801A is a perfect choice for many power related applications.

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