HRP-300-3.3 Power Supplies - External/Internal (Off-Board)

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AC/DC converters are commonly used in industry applications for converting alternating current into direct current. The HPR-300-3.3 is a type of AC/DC converter that is used in various commercial applications. The main features of the HPR-300-3.3 include a wide input voltage range of 85 - 264 Vac, a high efficiency of up to 94%, an operating temperature range between -20°C and 70°C, and a low no load overhead current of less than 0.1A.

The HPR-300-3.3 is a reliable and cost effective AC/DC converter that is designed to operate in a wide variety of industrial applications. It is widely used for AC-powered machines, equipment and devices in the industrial, commercial and domestic segments. The HPR-300-3.3 can provide continuous output power from 3.3 volts up to a maximum of 300 watts. It is also capable of output currents ranging from 0 ~ 3.3 A and a peak current of 6.6 A.

The HPR-300-3.3 converter is highly efficient and incorporates advanced switching and control technologies for superior performance. The device\'s switching frequency is automatically adjusted according to the load demand, helping to reduce both power consumption and EMI emissions. Additionally, the converter features short-circuit, overload and over temperature protection for reliable operation.

The working principle of the HPR-300-3.3 AC/DC converter is based on the process of converting alternating current from the input voltage to direct current with a high peak current. The converter includes a full bridge rectifier circuit to convert the AC to DC, followed by an input filter circuit, a switching element and a feedback circuit for controlling the output voltage. The rectifier converts the AC waveform to a DC waveform, and the input filter smoothens the waveform. The switching element, such as an insulated gate bipolar transistor (IGBT), is used to control the current output. The feedback circuit compares the output voltage to the reference voltage and tweaks the switching element appropriately.

The HPR-300-3.3 AC/DC converter is an ideal solution for numerous applications that require an efficient and reliable power source. With its high efficiency rating, wide input voltage range and safety features, the HPR-300-3.3 is suitable for driving motors, powering lighting systems, industrial and automotive applications, and powering electronic devices in both commercial and industrial applications.

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