UEE-3.3/45-D48N-C

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DC–DC converters are used to convert a voltage or current from one DC level to another. The UEE-3.3/45-D48N-C DC–DC converter is a part of Murata Power Solutions’ DCR series of high-reliability modular power components. This versatile device is suitable for a variety of commercial, industrial, and transportation applications where high performance and reliable operation are critical.

The UEE-3.3/45-D48N-C is a wide input range DC–DC converter offering isolated power conversion from an input voltage of 3.3V to 48V. The converter provides an adjustable single output voltage of 4.5V to 48V. The output voltage is accurately regulated to within ±2% of the output voltage setting. It also has exceedingly low output noise, enabling designers to minimize the required output filtering.

The UEE-3.3/45-D48N-C utilizes a synchronous rectifier topology to achieve high efficiency and low output voltage ripple. The device has a wide temperature range of -40°C to +100°C, a maximum output power of 45W, and industry leading EMI performance. It also has an adjustable soft-start feature and multiple protection features, including input overvoltage protection, input undervoltage protection, output overvoltage protection, output short-circuit protection, and output over current protection.

The UEE-3.3/45-D48N-C is ideal for a variety of applications, including industrial and transportation systems, medical equipment, battery power systems, telecommunications, test/measurement, and sophisticated electronic point-of-sale equipment. Its high efficiency, high power density, and wide input and output range make it the ideal choice for applications which require reliable power conversion.

The working principle of the UEE-3.3/45-D48N-C is a bit complicated. In general, the device utilizes a buck-boost topology to step-down a high voltage input and step-up a low voltage input. The buck-boost topology also allows for efficient transfer of energy and high-power density. The basic structure of the converter consists of an input voltage supply, an output voltage regulator, a transformer, controller and control circuitry, and an output stage. The transformer is used to transfer the energy between the input and the output voltage supply.

The control circuitry of the converter is used to regulate the output voltage, maintain the desired voltage, regulate the current in the circuit, and protect the circuit when an overvoltage or an overload occurs. The output stage of the converter is responsible for converting the input voltage to the output voltage. There are two types of output stages – a buck converter and a boost converter. The buck converter is used to step down a higher voltage input to a lower voltage and the boost converter is used to step up a lower voltage to a higher voltage.

The UEE-3.3/45-D48N-C DC–DC converter is an efficient and reliable solution for a variety of applications. It provides high reliability, high power density, wide input and output range, and low output noise, making it the perfect solution for the most challenging power conversion tasks.

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