MURS140HE3_A/H

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Rectifier diodes are semiconductor devices used for full-wave or half-wave rectification and the MURS140HE3_A/H is a high-speed soft recovery diode that created to meet the demands of high-frequency switching applications. It is a high-cathode-voltage, high-current diode-bridge rectifier with a maximum repetitive reverse voltage of 400V, a surge current of 50A, and a current-carrying capability of 140A.

Rectifier diodes are used in a broad number of applications and the MURS140HE3_A/H is designed specifically for the use in high frequency switching applications, AC-DC and DC-DC converters and phase rectifers. It is best suited for power supplies, motor control and switch-mode power supply applications where a soft recovery type diode is needed. It can operate in an environment of up to +175 degrees C - 5A, +150 degrees C - 10A, +125 degrees C - 15A. It also has a reverse recovery time of 175ns at 35A.

MURS140HE3_A/H is capable of providing higher performance compared to the standard rectifier diodes due to its advanced junction technology, high-frequency shear capability, and its ability to reduce power loss and EMI emissions. Its utilisation of partial wave and full-wave designs helps to improve the AC-DC, DC-AC, and DC-DC power converters, making them more efficient, more compact, and more reliable. It is especially suitable for applications that require high current, such as motor control, power supplies, and lighting.

The main working principle of the MURS140HE3_A/H is simple. This diode, like all other rectifier diodes, performs a basic full-wave or half-wave rectification. In full-wave rectification, the power supply is converted from AC to DC by using two opposite flow diodes, one for positive and the other for negative half-cycles. In half-wave rectification, the positive half-cycle is rectified by a single diode, allowing only half of the current flowing through the diode. These diodes are constructed in such a way that when connected to a power source, it is able to convert the alternating current from the source into direct current.

The MURS140HE3_A/H has a soft recovery characteristic, allowing for a faster switching time, which improves the overall performance of the device and the features offered by it. This also helps to reduce power losses, heat generation, and EMI emissions. It is designed to be used in building blocks of power electronic systems that output large amounts of power and convert AC to DC, DC to AC, and DC to DC.

In summary, the MURS140HE3_A/H is a diode-bridge rectifier designed to offer higher efficiency in AC-DC, DC-AC and DC-DC power conversion when compared to standard rectifier diodes. It has a maximum repetitive reverse voltage of 400V and can handle a maximum current of 140A. It is used in a broad range of applications, most notably for motor control, switch-mode power supply, and high-frequency switching. Its advanced junction technology and soft recovery feature enables it to deliver an improved performance and minimize power loss and EMI emissions.

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