MXSMCJ75CA

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TVS diodes are highly effective devices for protecting sensitive electronic components from damaging electrical transients in industrial, automotive and consumer applications. The Vishay Siliconix MXSMCJ75CA series, for example, are unidirectional TVS diodes designed to protect against transients caused by inductive switching.

TVS diodes are used in a variety of situations, ranging from small, low-power circuits to high current automotive applications. The MXSMCJ75CA series is designed to protect sensitive electronic components used in consumer electronics, hand-held devices, automotive controls, and other medium-power applications that require protection from over voltages.

The Vishay Siliconix MXSMCJ75CA series is designed to protect sensitive electronic components from electrostatic discharge (ESD) and lightning-induced transients on both unidirectional and bidirectional data lines. They are designed to be robust and reliable in operation, while providing a good balance of ESD protection, speed, and clamping voltage. These diodes provide a fast response time, with a maximum slew rate can reach up to ~ 8 kV/µs.

The peak pulse power dissipation of the MXSMCJ75CA series is 1500 W, and they are rated for a maximum stand-off voltage of 75 V for a 20 A waveform (8/20 µs). The maximum reverse leakage current is 5 µA at a 25°C ambient temperature. As per IEC 61000-4-2, the MXSMCJ75CA provides a peak pulse discharge current capability of 40 A (100 pF / 4 kV). The operating temperature of the MXSMCJ75CA series is between - 55 °C and + 150 °C.

The working principle of the MXSMCJ75CA is fairly simple. When an over voltage transient of any magnitude occur, the diode begins to conduct current in the reverse direction. This reverse current increases as the voltage across the diode continues to increase. As the voltage exceeds the diode\'s breakdown voltage, the reverse current sharply increases and clamps the over voltage to a level that is low enough to prevent damage to the protected device.

In summary, the Vishay Siliconix MXSMCJ75CA series are unidirectional TVS diodes designed for protection of sensitive electronics from ESD and transients caused by inductive switching. They are rated for maximum stand-off voltage of 75 V with a peak pulse power dissipation of 1500 W. The MXSMCJ75CA series\' working principle is simple and reliable; when an over voltage transient occurs, the diode begins to conduct reverse current and clamp the over voltage to a safe level.

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