VE-21F-CU-F3

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A DC-DC converter, also known as a DC power supply, is a device that converts a direct current (DC) input into a different DC output voltage. The most common type of DC-DC converter is the switch-mode power supply (SMPS), which converts a DC input to a much higher or lower voltage DC output. The VE-21F-CU-F3 is an example of a high-efficiency DC-DC converter from the Vector Electronics Systems range. It is a switch-mode power supply with a wide range of features and applications. Its main function is to power short-haul fiber optics systems and chipsets.

The VE-21F-CU-F3’s most distinguishing feature is its high efficiency. It has a peak efficiency of 90% and a power conversion efficiency of 88%. This high efficiency allows the converter to operate at cooler temperatures, and enables faster switching between the input and output voltage levels. The converter also has very low output voltage ripple, making it ideal for sensitive and critical loads.

The VE-21F-CU-F3 has a wide input voltage range from 4 to 18V. Its output voltage is adjustable between 3.3 and 12V. It also features an adjustable output current limit of up to 8A, and adjustable dynamic output protection with cycling and timing controls. This wide range of features makes the converter suitable for a variety of applications, from telecom to industrial – and even automotive.

The VE-21F-CU-F3 is designed around a PFC (Power Factor Correction) topology. This allows it to “clean” the input signal and deliver a stable output voltage and current. This makes it well-suited to powering sensitive electronics. The converter also has built-in protection features to guard against power surges, over-voltage, and over-temperature conditions.

The VE-21F-CU-F3 has a few operative modes. These are constant voltage (CV) mode, variable voltage (VV) mode, and constant current (CC) mode. In CV mode, the converter will maintain a constant output voltage regardless of the load, making it ideal for most digital loads. In VV mode, the converter will adjust the output voltage based on the load, making it suitable for analog loads. Finally, in CC mode, the converter will maintain a constant output current regardless of the load, making it suitable for motor-driven power loads.

The VE-21F-CU-F3 is a highly efficient and versatile DC-DC converter. It has a wide range of features and applications, and is ideally suited for powering telecoms, industrial, and automotive devices. Its high efficiency allows it to operate at cooler temperatures, and its PFC topology ensures stable output signals. Furthermore, its adjustable output current limit, dynamic output protection, and wide input/output voltage range make it suitable for a variety of applications.

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