V48C28H75BS

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DC-DC converters are electronic circuits or devices that are used to convert direct current (DC) power from one voltage level to another. The V48C28H75BS is a high performance, full-auto boost DC-DC converter, with specifications that make it suitable for a wide variety of applications.

It is a fully automated high-efficiency boost DC-DC converter designed for general purpose, wide input voltage range applications, and high power uses. The V48C28H75BS provides excellent long-term reliability, due to its input voltage, current and temperature limits, and its low start-up current levels, making it an ideal solution for many industrial, power, and consumer applications.

It is a fixed switching frequency, integrated switch boost DC-DC converter, with a wide 2.5V to 28V input voltage range and an output voltage range of 1.0V to 28V. It is available in two packages, the through-hole HV48C28H75BS and the SMT V48C28H75BS, and can deliver up to 75W of power.

The V48C28H75BS has a 4A rated switch current, and features a programmable synchronization to an external clock from 300kHz to 500kHz, allowing for fixed frequency operation regardless of the input voltage and output voltage. It also includes an internal soft-start, which is adjustable by an external resistor, as well as under-voltage protection, over-voltage protection, output short-circuit protection, over-temperature protection, and over-current protection.

The V48C28H75BS has a wide operating temperature range from -40°C to 85°C, and is rated for power derating in linear mode at 25°C ambient temperature and at full load. It is ideal for applications where reliable and efficient power conversion is required, such as for LED lighting, solar power, electric vehicles, battery backup, telecom equipment, automotive and industrial applications, and more.

The V48C28H75BS is a high efficiency DC-DC boost converter that utilizes current-mode control and a synchronous rectification method to provide a high efficiency and low power dissipation solution. It uses a fixed frequency oscillator and a synchronous rectifier to minimize power losses while providing frequency-adaptive control of the switching frequency over the entire input voltage range. The synchronous rectifier also enables the V48C28H75BS to achieve current-mode control for efficient operation.

The V48C28H75BS\'s external synchronization capability allows it to be used in applications where additional control and synchronization are desired, such as in conjunction with an MCU or other circuit. It also features a programmable soft start to control inrush current, and can be operated in either continuous-conduction mode or discontinuous-conduction mode, depending on the particular design requirements.

In summary, the V48C28H75BS is an advanced, full-auto boost DC-DC converter, with a wide input voltage range and excellent efficiency ratings. Its low start-up current and comprehensive protection features make it ideal for many applications in industrial, power and consumer electronics, and its synchronous rectification and frequency-adaptive control circuitry allow additional control and synchronization in complex systems.

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