MXLSMCG45A Circuit Protection

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TVS (Transient Voltage Suppressor) diodes are designed to protect electronic and electrical circuits from abrupt transients or voltage spikes. The MXLSMCG45A is an excellent example of TVS. It is a four channel bi-directional suppressor device which has been specifically designed to protect high-speed and high-speed I/O interfaces.

The device can provide two level of protection of maximum 10kV ESD, 2.5kV IEC61000-4-2 Field Induction, 6kV IEC61000-4-4 Surge and other electrical overshoots. It is fabricated in chip scale leadless packages which measure just 5.8mm x 3.3mm, and patented multiple bond net construction allows it to withstand repeated ESD strikes with a minimum of performance degradation.

The working principle of MXLSMCG45A is based on the avalanche breakdown mechanism of a semiconductor medium. It is designed to limit the maximum output voltage of the device when an overvoltage is applied to the device. It starts to conduct during an over voltage due to its avalanche characteristics which enable it to handle large current flows. Its avalanche characteristic also provides an excellent circuit protection from high-energy ESD discharge, Lightning transient and other energy events.

In application, MXLSMCG45A is mainly used for TV system, DVD, mobile phone, digital camera, PC and LCD electronic products. It can also be used as a protection device for power supplies, modems, base stations and other electronic components. With low capacitance, high ESD immunity and excellent withstand-voltage performance, it can effectively protect the system from damages due to power surges, ESD discharges and other electrical overshoot.

In conclusion, the MXLSMCG45A is an excellent TVS diode that provides excellent protection to the system from power surges and ESD discharges. The device is extremely compact, low cost and highly reliable. It is an ideal choice for a wide range of high-speed and high-speed I/O interfaces, providing an excellent protection from voltage spikes and ESD events.

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