VI-25V-CX-B1

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Introduction to DC DC Converters

A DC-DC converter is an electrical device which takes a direct current (DC) input power and produces a regulated output voltage or current. It is commonly used in applications such as computer power supplies and mobile phones, to regulate the output of the power supply or battery. DC-DC converters are available in a number of configurations and technologies, so it is important to understand their basic characteristics and design considerations to ensure the correct one is used for the application.

VI-25V-CX-B1 Application Field and Working Principle

The VI-25V-CX-B1 is a high-efficiency and reliable single input voltage step-down (buck) DC/DC converter. It operates by taking a DC input voltage higher than the regulated output voltage and then providing a steady DC output voltage through its circuit components. Its input voltage range typically extends from 8V to 40V, with output voltages ranging from 3.3V to 25V.

The VI-25V-CX-B1 features a high switching frequency of up to 2MHz, thereby providing a very high efficiency up to 95%. Its wide input voltage range and broad output voltage range allows the VI-25V-CX-B1 to be used in a wide variety of applications and devices, from industrial equipment and automotive electronics to consumer electronics and computer peripherals.

The VI-25V-CX-B1 is built using a high-efficiency DC/DC converter topology called the buck converter. The buck converter is based on a transformer with a switch inside it and is essentially just a switch mode power supply. When the switch is closed, energy is stored in the transformer\'s magnetic field and it is then released as current to the output. When the switch is opened it breaks the current flow, allowing for a new charge cycle to begin.

The VI-25V-CX-B1 also features a wide range of protection features such as input under voltage lockout (UVLO), short-circuit protection (SCP) and output over voltage protection (OVP). Other features include an adjustable soft-start and a built in thermal shutdown to protect the device from thermal overload. These features ensure a reliable and safe operation even in extreme environmental conditions.

In summary, the VI-25V-CX-B1 DC/DC converter is a highly reliable and efficient single input voltage step-down DC/DC converter. It is designed for a wide range of applications from industrial, automotive and consumer electronics and computer peripherals. Its built in protection features ensure a safe and reliable operation even in extreme environmental conditions.

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