XCL202B181ER-G Power Supplies - Board Mount

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DC-DC converters are power stage devices which convert a DC source voltage to a different DC voltage. They are used extensively in consumer, commercial and military electronic devices. The XCL202B181ER-G is a DC-DC converter used in a wide variety of applications, such as power supplies for laptop computers, automotive applications, and the aerospace and defense industries. This article will discuss the XCL202B181ER-G’s application field and working principle.

Application Field

The XCL202B181ER-G is designed to provide a wide range of output power and conversion efficiency. It can be used in a variety of applications, ranging from low power consumption electronics to high power industrial systems. It is highly suitable for a variety of power supply designs, including step-down, step-up, inverting, and Polian-type converters. The device is capable of delivering over 800 watts of output power and is very efficient in its power transfer from input to output.

One of the main advantages of the XCL202B181ER-G is its high input voltage capability. It can accept an input voltage as high as 175 Volts DC, allowing for easy integration into existing systems. Due to its high input voltage range, it is suitable for use with various batteries, such as lead acid and Li-ion, as well as mobile sources of power. Furthermore, the wide input voltage range allows the device to be used with multiple power sources, increasing its flexibility.

The XCL202B181ER-G is highly scalable and can be used in both high and low power applications. It is also capable of operating within a wide temperature range, making it suitable for both indoor and outdoor applications. Additionally, the device is designed to be extremely robust and reliable, making it suitable for long-term use in demanding environments.

Working Principle

The XCL202B181ER-G utilizes a switching design to manage the DC voltage conversion process. The device consists of an input terminals, output terminals, an inductor, and a diode. The input voltage is applied to the input terminals and the output voltage is taken from the output terminals. The device then uses a MOSFET (Metal Oxide Semiconductor Field-effect Transistor) to switch the voltage across the inductor, resulting in a conversion of the DC voltage. The diode serves to protect the device from voltage spikes and ensure that the output voltage remains constant.

The switching process is controlled by the input voltage, which is monitored by an internal circuit. As the input voltage increases, the internal circuit will switch the MOSFET on more frequently, thus increasing the output voltage. Conversely, as the input voltage decreases, the MOSFET will be switched off more frequently, thereby decreasing the output voltage. This process is known as Pulse Width Modulation (PWM) and is used to control the output voltage.

The XCL202B181ER-G is also designed to be highly efficient. The device is capable of transferring up to 97% of the input power to the output, making it suitable for a variety of power supply designs. Additionally, the integrated design allows the device to dissipate heat efficiently, ensuring that it operates reliably even in high-temperature environments.

Conclusion

The XCL202B181ER-G is a versatile DC-DC converter designed for a wide range of applications. Its high input voltage range allows it to be used with a variety of power sources, while its efficient power transfer makes it suitable for both low and high power designs. Additionally, the device employs PWM to control the output voltage and is highly efficient in its power transfer. With its robust and reliable design, the XCL202B181ER-G is suitable for use in a variety of demanding applications.

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