PYB30-Q48-D12-H-U

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DC DC converters are widely used in applications that require the conversion of DC power from a low voltage source to a high voltage output. The PYB30-Q48-D12-H-U converter is one such device. It is a 100W, 12V DC DC switchmode regulator with a 4-level soft-start feature.

Overview

The PYB30-Q48-D12-H-U converter is designed to deliver a consistent 12V output voltage at steady state. It is a step-down regulated type with a range of input from 4.5V to 36V. This enables it to operate in a wide variety of low voltage applications. The integrated circuitry offers a safety margin of 4.90V to 19.2V, which is in line with international safety standards.

Applications

The PYB30-Q48-D12-H-U converter is suitable for a wide range of applications, including communications systems, industrial system control, electronic tweeter and microphone control, and even as an auxiliary power supply for notebook PCs. This type of converter is suitable for mobile and distributed power systems.

It is also suitable for use in portable devices such as tablets, notebooks, and smart phones, as it can support a higher power output. Additionally, the PYB30-Q48-D12-H-U converter can be used in robotics systems, automotive systems, digital instrumentation systems, aircraft systems, as well as broadcast systems.

Working principle

The working principle of the PYB30-Q48-D12-H-U converter is based on a regulated step down type DC to DC converter. It works by using an internal power supply, which is connected to the input terminals of the converter. The power is then switched by the integrated high side/low side MOSFET modulator, depending on the input voltage.

When the voltage across the power supply is above a certain threshold, the PYB30-Q48-D12-H-U converter switches the input voltage to the output terminals. This in turn supplies an output voltage that is regulated to ensure that it is in line with the input voltage.

The converter also includes a 4-level soft-start feature, which ensures that the output voltage gradually rises to the desired level. This feature helps to reduce the inrush current when large voltage drops are detected. The converter is also equipped with a thermal protection system that monitors the temperature of the device and reduces the output current if it reaches a certain level.

Conclusion

The PYB30-Q48-D12-H-U converter is a highly efficient and reliable DC DC converter that is suitable for a wide range of applications. It has a wide input voltage range and a 4-level soft-start feature to reduce inrush current. Additionally, it offers thermal protection to ensure that the output voltage remains within line with the desired level. This makes it ideal for use in numerous low voltage applications.

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