PAH450S4828

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DC-DC converters are widely used in various applications, such as in telecommunications, transportation, aerospace and military systems. The PAH450S4828 is a high-efficiency DC-DC converter which can convert 48V to 28V at up to 450 watts.

The PAH450S4828 consists of a power stage, a controller, and a transformer. The power stage consists of power MOSFETs, Schottky diodes, the transformer, resistors, inductors, and capacitors. The transformer is needed to match the input and output voltages. The controller manages the power stages and includes a current mode control loop, an over-voltage protection circuit, a short-circuit protection circuit, and a thermal shutdown circuit.

The PAH450S4828 offers high efficiency over a wide input voltage range (45-65V). The power stage is designed to achieve high-efficiency operation. The transformer impedance is optimized to further improve efficiency. The power stage supports both continuous conduction mode (CCM) and discontinuous conduction mode (DCM). The controller is designed for fast transient response and provides various protection functions.

The PAH450S4828 is suitable for various applications, such as battery powered systems, portable instrumentation, telecommunications systems, and emergency lighting systems. It can be used to provide a reliable power solution for instrumentation, automotive, military, and other high-reliability applications.

The PAH450S4828 is a high efficiency, high power density and low input-input voltage range devices, making it an ideal solution for applications that require power efficiency and wide-ranging input voltage compatibility. It is a truly flexible DC-DC converter which can meet the requirements of various applications.

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