BUF22821EVM

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Evaluation and demonstration boards and kits are widely used in the industrial and academic setting to make the development of complex electronic systems more accessible. One such board, the BUF22821EVM, is a high performance IC switching regulator evaluation board used to demonstrate the performance of the integrated circuit and is applicable to a wide range of applications. This article will explore the applications field and the working principle of the BUF22821EVM.

The BUF22821EVM is a two-channel DC/DC converter that is capable of providing two output channels of up to 600mA and one output channel of up to 1200mA. It’s design makes use of an integrated circuit containing two N-Channel MOSFETs, two 75mA, 3A MOSFET drivers and four SenseFETs. The board consists of four SMA connection points for output voltage regulation, two SMA connection points for output power and two SMA connection points for input power. The 5V bias input is regulated with a standard 11V zener diode.

The BUF22821EVM can be used in a multitude of applications. Due to its high performance and scalability, it is often used in industrial applications such as LED lighting, high-end computer gaming hardware, robotics, and various electric vehicles. Additionally, due to its low power consumption and high efficiency level, the BUF22821EVM is also used in consumer applications such as laptop computers, batteries, and portable electronics.

The BUF22821EVM works on the principle of Pulse Width Modulation (PWM). PWM is a type of switching regulator used to adjust the output voltage and current of a device. It does this by rapidly turning the power on and off in a predetermined pattern that can be adjusted according to the desired output voltage and current. By rapidly switching the power on and off, the regulator is able to produce a steady output voltage and current that remains constant despite the load on the system.

The BUF22821EVM utilizes a switching frequency range of 120KHz to 1 MHz to achieve its high efficiency and power savings. It also features a voltage feed-forward circuit which helps to maintain a constant voltage output across the two channels. Additionally, the BUF22821EVM comes with built-in over-voltage, under-voltage and over-temperature protection in order to ensure the safety and reliability of the device.

To summarize, the BUF22821EVM is a high-performance IC switching regulator evaluation board used to demonstrate the performance of an integrated circuit suitable for a variety of applications. It is based on the principle of PWM, which enables it to quickly adjust the output voltage and current depending on the load on the system. It also comes with several safety features to ensure its reliability and protect it from high voltages, high temperatures, and other power-related issues. As such, the BUF22821EVM can be an ideal choice for a wide range of applications.

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