VI-B51-CX-B1

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DC-DC converters are important components for controlling and powering electronic devices. As the name suggests, a DC-DC converter is a device that converts a direct current (DC) input voltage into a different DC output voltage. The VI-B51-CX-B1 DC-DC converter by Vicor is an advanced power component designed for use in a wide range of electronic systems. It offers superior efficiency, reliability, and small form factor. This article will discuss the application field and working principle of the VI-B51-CX-B1.

The VI-B51-CX-B1 DC-DC converter adopts a simple and efficient design which allows it to be used in a variety of applications in industrial, medical, consumer, transportation and telecom markets. It is also suitable for use in servers, motor drives, power distribution systems, data centers, and UPS systems. The device provides isolated and non-isolated operation with a wide range of input and output voltages. It is capable of high conversion efficiency of up to 94% and wide operating temperature range from -40°C to +105°C.

The VI-B51-CX-B1 also features a 4-pin package which is low profile and compact. This makes it a popular choice for space-constrained applications where size is a priority. The device requires no external components and has multiple enable pins that can be used to control its on/off state. It also features overload protection and thermal protection. In addition, the converter can be configured to work with either non-isolated or isolated modules.

Working principle of the VI-B51-CX-B1 DC-DC converter is based on a switched voltage regulator topology. The device utilizes an internal power MOSFET as the main switch and integrates circuitry for regulating the output voltage. When the converter is enabled, the power MOSFET is switched on and the DC input voltage is fed to the primary winding of the transformer. The transformer steps up the voltage to a higher level depending on the turns’ ratio. This higher voltage is then applied to the secondary side capacitor which rectifies and couples the voltage to the output pins. The integrated output regulator then maintains the output voltage at the set level.

In summary, the VI-B51-CX-B1 DC-DC converter is a small and efficient power component designed for use in a variety of applications. It is capable of high efficiency, has multiple enable pins, and is suitable for applications where space is a consideration. The device utilizes a switched voltage regulator topology for regulating the output voltage, making it a reliable component in DC-DC power conversion.

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