VE-20M-CX

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The VE-20M-CX is a type of DC-DC converter that converts an input voltage of 48Vdc to a variable output voltage of 20Vdc at up to 2000mA. It is a non-isolated DC-DC converter with an integrated controller, allowing it to provide a high degree of efficiency and accuracy in voltage regulation. The VE-20M-CX can be used in various applications, such as AC/DC power supplies, battery chargers, and LED lighting.

Application Field of VE-20M-CX

The VE-20M-CX is designed to be used in a variety of applications requiring a constant voltage output, such as LED lighting, AC/DC power supplies, and battery chargers. It can be used in 12V, 24V and 48V systems, and is capable of providing an accurate and efficient output voltage.

The VE-20M-CX is capable of handling up to 20amps of output current at an operating temperature range of -40°C to +105°C. It has an excellent power density, as well as high efficiency, making it ideal for applications where space and efficiency are a concern. It is also UL approved, meaning it is safe for use in the US.

The VE-20M-CX has a variety of features that make it well suited for applications that require a high level of precision and accuracy. For example, the high-frequency architecture allows for low output voltage ripple, ensuring more stable operation. In addition, it has extremely tight load and line regulation, a precision reference voltage for improved accuracy, and an adjustable output voltage for greater control.

Working Principle of VE-20M-CX

The VE-20M-CX is based on a switching architecture, which uses a high efficiency MOSFET to switch the power. This enables the converter to deliver high output currents with minimal losses. In addition, the MOSFET also acts as a voltage regulator, allowing the output voltage to remain accurate and stable, even when the load is constantly changing.

The converter also uses a multi-level topology that reduces switching losses and improves efficiency. This is done by using multiple transistors in parallel to share the load, thus reducing the ripple current. The use of multi-level topology also helps to reduce EMI noise.

The VE-20M-CX also utilizes a current mode control technique, which is used to accurately control the output voltage without the need for external components. In addition, the current mode control allows for fast transient response to changes in the load, and ensures the power is delivered at a steady voltage. This helps to improve the overall efficiency and accuracy of the converter.

Conclusion

The VE-20M-CX is an example of a high-performance DC-DC converter capable of efficient and accurate conversion of 48Vdc to a variable output voltage of 20Vdc. It is suitable for a wide range of applications, including AC/DC power supplies, battery chargers, and LED lighting. The VE-20M-CX offers excellent performance, with high efficiency, high power density, and tight load and line regulation. It also features a precision reference voltage and current mode control for improved accuracy and fast transient response. All these features combine to make the VE-20M-CX a reliable and efficient DC-DC converter.

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