VE-B02-IY-F4

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DC DC Converters are used to convert a high voltage DC or AC signal to a low voltage AC or DC signal for a variety of purposes. This article will discuss the application field and working principle of the VE-B02-IY-F4 DC DC Converter.

Application Field

The VE-B02-IY-F4 DC DC Converter is a high efficiency DC/DC buck-boost converter designed for both low voltage step-down and high voltage step-up applications. It is well-suited for automotive, industrial, and solar power systems requiring the highest performance. This converter has a wide input voltage range of 6-75V DC, allowing it to be used in a variety of applications.

The VE-B02-IY-F4 is capable of delivering up to 3A of output current. It is protected against over-voltage, over-temperature, overload, and short-circuit conditions. Additionally, it has an adjustable soft-start feature to reduce startup inrush current and a fixed frequency pulse-width modulation (PWM) constant current control mode to ensure stable and reliable performance.

Working Principle

The VE-B02-IY-F4 DC DC Converter uses a buck-boost topology to step-down or step-up the input voltage. This converter uses two power switches to regulate the output voltage: a high side switch (HSS) and a low side switch (LSS). The HSS controls the step-up process, while the LSS controls the step-down process.

When the input voltage is higher than the output voltage, the HSS turns on and the LSS turns off. This allows for the voltage to be stepped down to the desired output voltage. Conversely, when the input voltage is lower than the output voltage, the HSS turns off and the LSS turns on, stepping the input voltage up to the desired output voltage.

The VE-B02-IY-F4 also features fixed frequency PWM control to ensure steady output current and voltage levels. A cycle-by-cycle current limit is enforced; this means that the output current cannot exceed the set limit. In the event of over-current or short-circuits, the converter will shut down automatically to protect the circuit.

Conclusion

The VE-B02-IY-F4 DC DC Converter is a versatile and reliable converter for various applications. It is capable of performing both step-up and step-down operations, and is protected against various fault conditions. It also features a fixed frequency PWM control and soft-start feature to ensure steady and reliable performance.

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