VI-24K-CU

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DC DC converters are a type of power converter that takes direct current from a source and converts it to a different output voltage. They are designed to safely increase or decrease the voltage levels to match the needs of many applications, often providing the most efficient means of regulating the voltage. One of the most popular types of DC DC converter is the VI-24K-CU, which has a wide array of applications and offers a robust and reliable operation.

The VI-24K-CU is a differential current mode step-down DC-DC converter with a constant voltage-current (CC/CV) control. It is designed to provide a regulated DC output voltage to be used in a variety of electronic applications, such as LED lighting, automotive, and industrial. This converter offers a wide input voltage range, from 4.2V to 32V, and an adjustable output voltage from 0.8V to 28V. It also has a peak current of 24A and a continuous current of up to 20A, making it ideal for driving high-power applications. In addition, it has a programmable switching frequency of up to 500kHz, allowing for a wide range of optimization of energy efficiency.

The working principle of the VI-24K-CU is based on the current-mode control. This utilizes the output-voltage feedback signal to maintain the output voltage at a consistent level. The output is regulated using a pulse-width-modulated (PWM) signal to control the duty ratio of the switches. The output current is controlled by the inductor current and the error amplifier. When a load is detected, the error amplifier will sense the deviation in output voltage, and the converter will increase the duty ratio to increase the output current.

The VI-24K-CU is highly efficient and offers excellent thermal performance, using a synchronous rectifier and maximum efficiency of up to 95%. It also features comprehensive protection, such as thermal shutdown and short circuit protection, as well as over-voltage and over-temperature protection. Furthermore, it has built in loop compensation, adjustable current limiting, and adjustable soft-start.

The VI-24K-CU is a versatile and reliable solution for a wide range of applications, including automotive, industrial, medical, and even aerospace applications. It is also used in battery-operated equipment, where it can provide constant regulated voltage regardless of the input voltage level. The VI-24K-CU also offers a high-performance design package, which makes it an ideal choice for designs where space is limited.

In conclusion, the VI-24K-CU is a robust and efficient DC-DC converter with a wide range of applications, capable of providing a high-performance solution for a variety of challenges. It offers excellent thermal performance and comprehensive protection, as well as adjustable current limiting and adjustable soft-start. With its versatile design, it is ideal for applications requiring high-power and high-efficiency solutions.

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