DE03D4812A

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DC DC Converters

DC-DC converters are electrical circuits designed to convert a given Direct Current (DC) into a different voltage DC. A typical example would be the conversion of a low voltage DC into a higher voltage DC. They are widely used in many consumer electronics, automotive, aerospace, telecommunications and industrial applications.

DE03D4812A is one of the most popular DC-DC converter solutions on the market. It uses an advanced full-bridge conversion topology, which is highly efficient and flexible. This module provides high efficiency, low cost and ease of use while still maintaining high levels of performance. It can operate from a wide range of input and output voltages (6V-28V), and with its adjustable output voltage it can be used to create a variety of power supplies.

Application Field of DE03D4812A

The DE03D4812A module is particularly suitable for applications where a high level of performance is required in a slim and cost-effective module. The main applications for this module include industrial control systems, medical equipment, instrumentation, and Automated Test Equipment (ATE). It is also very popular for powering LED lighting systems, as it allows a wide range of output voltages from a single input voltage.

Working Principle

The working principle of the DE03D4812A is straightforward. The module operates on the full bridge converter topology, which inherently provides high level of conversion efficiency. The module is capable of high levels of power conversion up to 200 watts, while maintaining a very low level of power loss. When operated correctly, the DC output voltage is adjustable over a wide range, allowing the user to create a variety of power supplies.

The module is composed of several components. The main components are four active switches, a controller IC, a rectifier, a filter capacitor, an inductor, and optocouplers. The active switches are used to control the flow of current through the module; the controller IC provides the necessary timing signals to the active switches; the rectifier allows the DC output voltage to be adjusted; and the optocouplers provide isolation between the input and output stages.

The module is controlled by the control IC, which is programmed via an integrated oscillator. The oscillator frequency is adjustable, allowing the user to precisely set the desired output voltage with minimal effort. The module also features an overvoltage/undervoltage lock-out, thermal shutdown protection, and adjustable current limiting. All these features make the module one of the safest, most reliable, and most efficient DC-DC converter solutions on the market.

Conclusion

The DE03D4812A module by Digi-Key is one of the most popular DC-DC converter solutions on the market. It uses a highly efficient and flexible full bridge conversion topology, allowing for a wide range of input and output voltages. It is ideal for applications where high levels of performance are required in a slim and cost-effective package. The module is highly efficient, reliable, and safe, making it a popular choice for many demanding applications.

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