QPDS15-48S12

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

DC-DC converters are an integral part of power electronics systems. They are used to convert a given voltage to another voltage, typically higher or lower than the input. The QPDS15-48S12 is such a DC-DC converter designed for applications where high efficiency and reliability are required.

The QPDS15-48S12 is capable of converting a wide input voltage range of 5V to 18V, and a current range from 1A to 15A. It offers an output voltage range of 10V to 55V, with 92% peak efficiency. Furthermore, its OC protection provides short-circuit protection while also ensuring that the output is kept within a safe operating temperature range. The QPDS15-48S12 also offers an overload and short circuit protection, as well as a slew rate control that can be used to limit the output voltage transients.

The QPDS15-48S12 is based on a flyback topology, which is a single-switch DC-DC converter. The input voltage is first regulated by a voltage regulator and then converted by an inductor-capacitor (LC) tank circuit. The LC circuit creates a voltage which is then switched on and off to produce the desired output voltage. When the voltage is switched on, the input voltage is transformed to a higher voltage, while when it is switched off, the capacitor releases its charge and converts the voltage back to a lower voltage.

The output voltage is regulated by a feedback loop, which monitors the output voltage and sends the feedback signal to the switching circuit. The feedback signal is then used to turn on and off the switch at the appropriate time, so as to maintain the output voltage at the desired level. This ensures that the output is always within the desired range. It also helps reduce electrical noise, ensuring good efficiency.

In addition, the QPDS15-48S12 uses a synchronous rectification. This is an advanced switching technique which reduces power dissipation and therefore increases efficiency. The synchronous rectification also enhances reliability by ensuring that no switching noise is produced during the rectification process.

Overall, the QPDS15-48S12 is a powerful and reliable DC-DC converter which offers high efficiency, wide input voltage range, safe operation, overload protection, and a low-noise output. It is suitable for a wide range of applications from powering industrial equipment to automotive applications. Its ease of use and wide input range make it an ideal choice for engineers seeking a versatile and reliable power supply solution.

The specific data is subject to PDF, and the above content is for reference