XCL212B082DR Power Supplies - Board Mount

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DC-DC converters are a type of electronic circuit that can be used to convert a steady DC input into a DC output of a different voltage. XCL212B082DR is one of these converters and it is known for its exceptional efficiency. This article will cover the application field and working principle of XCL212B082DR.

XCL212B082DR\'s primary application is in providing power from a single-cell Li-ion battery to a circuit requiring a greater voltage. It has a wide input range of 2.2V to 4.5V, with a stable output of 8V. This makes it suitable to power a wide range of circuits such as those running at TTL logic levels, or requiring a higher operating voltage. This converter is also highly efficient, with an estimated energy conversion rate of 80%. This means that it wastes comparatively little energy as heat, which is beneficial in applications where heat must be minimized.

The working principle of XCL212B082DR is based on a set of interconnected switches. The switches are opened and closed using a control signal that is proportional to the DC input voltage. When the switch is closed, the input current is routed to the output load through an inductor, which is in turn controlled by the same signal. By varying the switching pattern, the output voltage is adjusted as necessary. This process is known as pulse width modulation or PWM.

In addition to its simple control scheme, XCL212B082DR also features a soft-start feature. This feature ensures that the output of the converter is gradually ramped up, rather than an instantaneous jump in voltage, thus eliminating the risk of a surge current that can damage delicate circuitry. The converter also features an overvoltage protection circuit, which ensures that high-voltage peaks are limited, preventing potential damage to the load.

Overall, XCL212B082DR is an efficient DC-DC converter suitable for providing power from a single-cell Li-ion battery to a variety of circuits. Its combination of PWM control and soft-start feature make it an ideal choice for powering sensitive electronics that must be protected from any surges in voltage. Its wide input and output range also make it suitable for operating at a variety of logic levels.

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