V48C3V3M50BS3

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DC-DC converters are devices that allow electrical power to be supplied to electronic devices without the need for large batteries, transforming the current from one voltage level to another. V48C3V3M50BS3 is a voltage-type converter, specifically designed for space applications. This device is compatible with both absolute and internal reference, with 2-phase outputs and 2 different voltage levels. The main characteristics include a low profile package, a low weight, a high efficiency up to 95%, and a constant output current up to 500mA. In this article, we will discuss the application field and working principle of the V48C3V3M50BS3 DC-DC converter.

In space applications, the ability to convert different voltage levels is a critical factor, as the poor electrical insulation of space vehicles requires power supplies to ensure a safe and reliable power transmission. The V48C3V3M50BS3 converter is well-suited for such tasks, offering a high efficiency conversion with low power losses, while maintaining a low temperature rise. Its low profile and weight make it suitable for mounting on small components and structures, as well as for large-scale satellite projects. Furthermore, its compatibility with internal reference allows for a flexible voltage control.

The V48C3V3M50BS3 is a highly reliable device, which is designed to guarantee that the outputs will be maintained in the correct desired levels during severe temperature variations, over voltage and radiation-induced disruptions. Furthermore, the high-power density converter offers a high tolerance to vibration and shock, making it suitable for harsh space applications.

The working principle of the V48C3V3M50BS3 is based on the use of a switching regulator. This converter works with a high frequency AC switching technique, in which the low level input power is regulated by the PWM control circuit, whilst the high level output is regulated through an integral linear regulator. The V48C3V3M50BS3 has a maximum frequency of 2.5MHz, and is capable of handling input voltages ranging from 5V to 30V. The maximum continuous output current is 500mA, with a nominal output voltage of 3.3V. This converter is designed to meet the requirements of the most rigorous space environments.

In conclusion, the V48C3V3M50BS3 is a high-performance DC-DC converter designed for the most demanding space applications. It provides a safe and reliable power transmission with low power losses, a high efficiency, and a low temperature rise. Furthermore, it has a high tolerance to vibration and shock, as well as the capability to handle different voltage levels. Its reliable working principle and practicality make it suitable for a wide range of applications.

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