V72B12E250BN3

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DC-DC converters are electronic devices used to convert a direct current (DC) from one voltage to another, typically higher or lower. They are often used in portable electronic devices, such as laptop computers, to connect the internal components to the battery supply, or in automotive applications, such as when jump-starting a car or truck.

The V72B12E250BN3 is a high-efficiency, step-down DC-DC converter for automotive applications. It is designed to provide stable, low-noise, regulated power conversion from 12V DC batteries to 5V DC. The device is also equipped with a variety of protection functions, including input under-voltage lockout, over-voltage lockout, and thermal shutdown.

The V72B12E250BN3 provides a number of features that make it highly suitable for automobile use. One is its ability to work in a wide input voltage range from 6.0 to 19V. This makes it an ideal choice for jump-starting, as it can handle the varying voltage increases that occur when an engine is cranked. It is also designed to provide up to 3A of output current, which is sufficient to power the systems in most standard vehicles.

In terms of size and weight, the V72B12E250BN3 is incredibly efficient. It occupies only 1 cm² of area, and its entire package is just 2.5mm high. Its weight is only 5.5g, which is significantly lighter than many comparable products. Additionally, its high efficiency translates to low energy losses, which helps to improve fuel consumption and reduce overall car running costs.

The V72B12E250BN3 employs a synchronous buck topology, which means that a high frequency switchmode is used to regulate the output voltage. In this device, the output voltage is set by adjusting the frequency of a ramp signal that is fed into the control loop. The switching element is driven by an internal oscillator, which is adjustable and can be programmed to frequencies up to 1.5MHz.

The V72B12E250BN3 also features an integrated voltage regulator, which enables the device to regulate load and line transients more effectively, while also performing load sharing between multiple outputs. These features improve the overall stability and reliability of the device, making it ideal for automotive use.

In conclusion, the V72B12E250BN3 is a high-efficiency, step-down DC-DC converter for automotive applications. It is equipped with protective functions, such as over-voltage and under-voltage protection, and it is capable of delivering up to 3A of output current. Its small size, light weight, and high efficiency make it an excellent choice for powering automotive systems, and its integrated voltage regulator enables the device to provide stable and reliable power.

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