MLV0402-180-E030

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TVS (Transient Voltage Suppressors) are used to protect sensitive electronics equipment from transient voltage spikes. The MLV0402-180-E030 is a ceramic varistor which is used to absorb high voltage transients in a circuit. This varistor is designed to protect applications from electrostatic discharge (ESD) and lightning. It is constructed using a combination of a zirconia ceramic and metal oxide layers which form the varistor element. It has a breakdown voltage of 180V, with a maximum peak pulse current of 3.0A.

Varistors, also known as MOVs (Metal Oxide Varistors), are used in a wide variety of applications for protection from damaging transients, such as voltage transients caused by lightning strikes. Essentially, they are non-linear resistors which act like detectors for voltage spikes. When a varistor is subjected to greater than its rated voltage, it begins to conduct. This reduces the voltage level and limits the current flow in the circuit. The varistor is able to absorb the energy from the transient and dissipate it without causing damage to the equipment.

The MLV0402-180-E030 varistor is designed for use in a variety of fields, such as medical instrumentation, sensitive circuit protection, automotive electronics, laptop computers, and consumer electronics. It is designed to be mounted on a Printed Circuit Board (PCB) and is rated to operate up to a temperature of 125°C. It also features low clamping voltage to provide an effective level of protection. Furthermore, it provides excellent frequency response characteristics, allowing it to filter out high frequency transients.

The working principle of the MLV0402-180-E030 varistor is based on a ceramic/metal oxide varistor element. The element is made up of several layers of ceramic and metal oxides which can absorb large voltage transients. When the voltage goes above the breakdown voltage of the varistor, an avalanche-like conduction begins and the varistor begins to conduct. This reduces the voltage level and limits the current flow in the circuit, thereby preventing damage of the electronics due to the transient.

In conclusion, the MLV0402-180-E030 varistor is a highly effective solution for protection from damaging transients in many applications. It is designed with a low clamping voltage and excellent frequency response characteristics, which provide effective protection from transients. The working principle of the varistor is based on a ceramic/metal oxide element which can conduct current when the voltage goes above the breakdown voltage, thus limiting the current flow in the circuit and preventing damage.

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