QPS-20-3.3

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AC/DC converters are devices used to convert electrical power from alternating current (AC) to direct current (DC). AC current is the kind of electricity that is commonly used in many households and commercial establishments. Direct current is typically used in electronic devices like computers and cell phones.

The QPS-20-3.3 is an AC/DC converter designed to provide a regulated 3.3 Voutput from any AC power source between 85 V and 260 V.This highly efficient device is capable of delivering up to 20 Watts of power and operates at temperatures ranging from 0 to 70°C.The QPS-20-3.3 is comprised of an input stage consisting of an EMI filter and a bridge rectifier with built-in over-voltage protection. The input then passes through the high-frequency switching portion of the converter, which consists of a switching transistor and an adjacent transformer.

The output stage of the QPS-20-3.3 features a multi-stage linearregulator with an SN7518 IC package, which helps to ensure a clean, regulated 3.3V output.The output stage also includes a temperature monitor and protection circuit, which shut the device off automatically if the temperature exceeds the recommended operating range.This helps to ensure the safety of the user and protect the device from damage.

The QPS-20-3.3 AC/DC converter is an ideal solution for a variety of applications that require a clean and reliable power source.It can be used to power a wide variety of electronic devices like cell phones, digital cameras, and MP3 players.Its superior efficiency, high power delivery, and built-in safety features make it ideal for industrial applications such as medical, aerospace, and renewable energy.

In summary, the QPS-20-3.3 AC/DC converter is a reliable and highly efficient device that is capable of delivering up to 20 Watts of clean, regulated 3.3 V power from any AC power source between 85 V and 260 V. Its sophisticated design includes an EMI filter, bridge rectifier, and linear regulator that ensure a safe and reliable source of power for a variety of applications. With its built-in temperature monitor and protection circuit, the device is capable of operating in a wide range of environments, making it an ideal choice for industrial applications.

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