QPDF-320-7.5

The QPDF-320-7.5 AC DC Converter is a high-performance and cost-effective integrated power supply and current regulator solution. It is designed to provide high utilization efficiency power conversion from AC power sources to DC power. It is capable of precise voltage and current regulation, making it ideal for applications such as lighting, machine tools, HVAC, motors, and other industrial controls.

The QPDF-320-7.5 AC DC Converter uses a modified three-phase sine wave bridge rectifier circuit topology to convert AC voltage from a three-phase power supply to DC voltage. The output voltage is further regulated by an integrated current regulator and a high-precision voltage regulator. The converter also includes an auto-adjusting step-down feature, which enables it to work with nominal input voltages from 90 to 260Vac. The output voltage can be adjusted by up to 2V, allowing users to customize the solution to their specific application requirements.

To maximize efficiency, the QPDF-320-7.5 AC DC Converter features a high-frequency design that provides superior power conversion. The integrated micro-controller allows for on-the-fly adjustment of output voltage, enabling the user to select the precise voltage profile for their application. Additionally, the power factor correction circuit prevents harmonics from the mains supply from entering the output, thus avoiding power supply interference.

The QPDF-320-7.5 AC DC Converter is highly reliable, featuring over-voltage protection, over-current protection, active power factor correction, and temperature control. It can be used with a variety of input voltage sources, including single-phase or three-phase power. For additional protection, the converter includes a built-in over-temperature protection circuit and EMI filter. In addition, it is designed with a low power dissipation of 7.5W, ensuring a long life even in challenging operating conditions.

Thanks to its high efficiency, the QPDF-320-7.5 AC DC Converter can be used in a variety of applications, including LED lighting, medical equipment, industrial control systems, instrumentation and measurement systems, and battery chargers. Its wide input voltage range allows for use in residential, commercial, and industrial environments. Additionally, the converter provides a low EMI signature, making it ideal for use in sensitive electronic equipment.

In conclusion, the QPDF-320-7.5 AC DC Converter is an efficient and cost-effective power conversion solution. Its high utilization efficiency and reliable operation make it an ideal choice for a variety of applications.