V18MLE0603NH Circuit Protection

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The V18MLE0603NH device is a class of devices referred to as TVS - Varistors, MOVs. It is essentially a surge protection component whichutilizes a metal oxide resistor to protect electrical equipment from transient overvoltages. The application field of the device encompasses consumer and industrial electronics, automobiles, and communications and datacom devices. This article will explain the working principle behind the V18MLE0603NH and its use in various application fields.

Principles of Operation

The V18MLE0603NH device is a varistor, which attempts to limit the magnitude of transient voltage by utilizing a metal oxide resistor. This component exhibits a nonlinear, resistance-voltage (V-R) characteristics that allows for a limited amount of current to flow when a voltage across the device increases beyond its rated voltage. Additionally, since this component is bidirectional, it can absorb both positive and negative transients. When the varistor dissipation power exceeds its specified maximum power dissipation rating, it is designed to move into a fail-safe mode. This protects the component from damage while allowing the over voltage to still be absorbed.

Overview of the Applications

One of the primary uses of the V18MLE0603NH device is in consumer and industrial electronics. In these applications, the device is used to protect sensitive electronic components from transient overvoltages. It is also used in automobile electronics such as navigation systems and kick-start systems, where it protects the automotive electrical systems from power surges. Additionally, because of its flexibility and low cost, the V18MLE0603NH is also widely used in communications and datacom devices. It is typically used in these applications to protect both the equipment and the end user from electrical surges.

Conclusion

In conclusion, the V18MLE0603NH is a varistor device used to protect electronics from transient overvoltages. It is widely utilized in consumer and industrial electronics, automobiles, and communications and datacom devices. Its metal oxide resistor construction, nonlinear V-R characteristics, and fail-safe mode make it an ideal choice for these applications. This article has provided a brief overview of the working principle of the V18MLE0603NH device, including an explanation of its uses in various applications.

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