V375A28E400B

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

A DC-to-DC converter is an electronic circuit that is used to convert a given direct current (DC) input voltage into a different DC output voltage. In the case of the V375A28E400B DC-to-DC converter, this converter is an ENERGY STAR qualified 87% efficient with integrated power factor correction (PFC) for LED lighting applications. This converter is suitable for a wide range of applications from factory automation to industrial and consumer lighting applications.

The V375A28E400B is a single-output or common flyback converter with a wide input voltage range of 200V to 960V. A flyback converter allows the output voltage to be higher than the input voltage or, alternatively, the output voltage can be lower than the input voltage. The output voltage can be adjusted in an analog way with the AV adjust pin. Another feature of the V375A28E400B is the integrated burst mode for increased efficiency in light load conditions. The converter is available in two packageing options: open frame and IP65 (NEMA 4) rated housing with a flexible pluggable connector.

The working principle that the V375A28E400B uses is based on the Flyback converter topology. This topology has traditionally been used in AC/DC converters as well as a wide range of DC/DC converters. As the name implies, this topology does not require an inductor as it is based on a switch and a single transformer winding. The switch is responsible for producing an output waveform, while the transformer stores and regulates the energy.

The V375A28E400B Flyback converter topology works in the following way: when the switch is closed, energy is transferred to the primary side of the transformer and a voltage is induced in the secondary side of the transformer. At the same time, a voltage is applied to the output capacitor when the switch is open. This voltage increases until it reaches the peak voltage of the output capacitor. When the peak voltage is reached, the switch will open and the energy stored in the capacitor will be transferred to the output. This process will then repeat itself, thus providing a constant voltage output.

The V375A28E400B is designed to produce a regulated output voltage from a wide input voltage range, making it suitable for applications in several industries. It also offers improved efficiency and performance compared to regular linear regulators, generally offering higher power densities and a much greater efficiency. The use of integrated burst mode enables high efficiency in light load conditions, further increasing the versatility of the converter. Overall, the V375A28E400B is an excellent choice for LED lighting applications because of its superior efficiency, integrated burst mode, and wide input voltage range.

The specific data is subject to PDF, and the above content is for reference