PT5041L

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The PT5041L is a synchronous buck DC-to-DC converter designed for high efficiency applications. It is based on an advanced, monolithic synchronous buck converter which contains a high-side VDSL switch and a low-side NMOS switch, and a range of other components including a voltage regulator, voltage reference, safety timers, and current limit circuit. The PT5041L is intended to provide a highly efficient, low wattage solution for many low-voltage power conversion applications.

The PT5041L is built on a bi-polar architecture, meaning that it has two intrinsically connected semiconductor switches, a high-side VDSL switch and a low-side NMOS switch. These two switches manage the voltage difference between the input and output, allowing the converter to efficiently regulate the output voltage. In addition, the VDSL switch provides a high-efficiency conversion operation, while the NMOS switch provides protection against over-current conditions on the output. The PT5041L also includes two integrated safety timers which help protect against possible over-current, over-voltage, and thermal conditions.

The PT5041L is specifically designed for high-efficiency applications in the 3V-30V range, with an output voltage range of 0V-20V. It is capable of providing up to 15A of continuous output current with a typical efficiency of 97%, up to 80% peak efficiency depending on the input and output voltages. The PT5041L also has a low quiescent current of 9μA, which helps reduce power dissipation and extends battery life.

The PT5041L is optimized for a wide range of applications including telecom, computing, networking, industrial, consumer, automotive, and medical applications. It is well suited for applications requiring low output ripple and high efficiency, such as LED lighting, DC-DC power supplies, Point of Load (POL) converters, and DC-DC converters for OEMs.

In summary, the PT5041L is a highly efficient, low wattage DC-DC converter designed for high performance applications in the 3V-30V range. It has a wide output voltage range of 0V-20V, up to 15A of continuous output current, and excellent conversion efficiency. Its low quiescent current and integrated safety timers make it ideal for many applications requiring high efficiency and low power dissipation.

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