V48C28T75BL

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DC-DC converters are used to convert direct current (DC) from one voltage level to another. The V48C28T75BL is an example of a DC-DC converter. It is a smart buck-boost converter with an input voltage between 9V and 60V which provides an output voltage of 1.25V to 48V.

The V48C28T75BL is designed especially for automotive applications where voltage is limited due to the higher input voltage range available from standard automotive battery packs. It is capable of providing a continuous output current of up to 75A and is capable of up to 99% efficiency when operating at full load.

The V48C28T75BL is based on a synchronous buck-boost converter topology. This type of converter topology allows for both buck and boost functionality in a wide voltage range while maintaining efficiency and allowing for tight regulation. The input voltage sensing is also managed on-chip to provide accurate regulation. The buck-boost output voltage is controlled by an on-chip current-mode controller.

The V48C28T75BL is capable of operating in different modes depending on the input voltage and output voltage, such as: continuous mode, pulse-skipping mode, pulse-width modulation (PWM) mode, and constant current mode (CCM). The V48C28T75BL has over-voltage and under-voltage protection, as well as integrated current sensing. Additional features include integrated soft-start, adjustable over-temperature, over-current and under-current protection.

The V48C28T75BL is part of a family of DC-DC converters aimed at providing efficient, reliable and cost-effective solutions. It is suitable for a wide range of applications, such as electric vehicles, solar applications, industrial and commercial applications and even aerospace. It is also suitable for applications requiring high power solutions with varying input voltages.

In summary, the V48C28T75BL is a DC-DC converter designed for use in automotive applications with a wide input voltage range of 9V to 60V. It utilizes a synchronous buck-boost converter topology to provide efficient power conversion with up to 99% efficiency and up to 75A of output current. The V48C28T75BL also offers protection against over-voltages, under-voltages, overcurrent, under-current and over-temperature, making it suitable for a range of applications.

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