ROM-3.312S Power Supplies - Board Mount

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DC-DC converters provide an effective way for voltage transformation and fluctuations between the power supply and the load. This technology was initially developed during the 1970s to help reduce the risk of electric shock. However, since that time various types of DC-DC converters have been developed to satisfy many other needs in power electronics. One such type of converter is known as the ROM-3.312S converter.

The ROM-3.312S converter is designed for applications which require galvanic isolation, such as solar power systems, power over Ethernet (PoE), medical equipment, and other sensitive areas. The main features of the converter are its very low input ripple and its high efficiency, up to 98%. This converter is also designed for higher power levels, up to 1500 W, and has a very wide input voltage range of 9 V to 72 V.

The working principle of the ROM-3.312S is based on a full bridge power converter with current mode control. The converter relies on an isolated symmetrical full bridge topology, which is composed of an input stage, an output stage, an auxiliary power stage, and an optically isolated control circuit. The input voltage is converted into current by a power diode bridge rectifier. This current is filtered by an EMI filter and then converted into the desired output voltage through a high frequency PWM transistor. The output voltage is regulated through a closed loop feedback control system, which monitors and adjusts the power transistor pulse width modulation. Once the desired voltage is reached, the pulse width modulation is automatically adjusted to maintain the voltage set point.

The ROM-3.312S converter also features a wide range of protections. This includes over temperature protection, over voltage protection, under voltage protection, and short circuit protection. These safety features help ensure that the converter operates safely and reliably in a wide range of applications.

The ROM-3.312S converter is an ideal solution for applications which require a high degree of isolation, high efficiency, and wide input voltage ranges. Its wide range of safety features provides additional protection and assurance for the operation of sensitive equipment. As a result, the ROM-3.312S is a popular choice for many industrial applications, as well as for many commercial and residential energy usage scenarios.

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