ERZ-V14D621

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ERZ-V14D621 is a specialized metal oxide varistor (MOV) designed for surge protection in telecommunications applications. The component is housed in a RoHS compliant package with a 14.2mm diameter. It has a high AC voltage rating of 621V AC and a clamping voltage of 385V. The component is designed to protect equipment from voltage transients and provide protection in accordance with IEC standards.

Varistors, which are often referred to as voltage-dependent resistors, are non-linear components that are used for surge protection in electronic circuits. MOVs are specifically designed to protect against transient overvoltages such as those caused by lightning or power line surges. MOVs work by rapidly and automatically decreasing their resistance in response to a transient voltage pulse. This rapid change in resistance creates a current path that diverts the surge energy away from the protected device.

MOVs are constructed from a ceramic material that has a sandwich-like structure. The two outside layers are made from zinc oxide which is an semiconductor material. The middle layer is composed of metal particles. When the MOV is connected to a circuit, the charge of the metal particles acts to modulate the resistance of the device. When the voltage across the MOV exceeds a certain threshold, the charge of the metal particles increases and the resistance decreases. This drop in resistance creates a current path that diverts the energy away from the protected device.

The ERZ-V14D621 is designed for use in telecommunications applications. It is compliant with the IEC 61000-4-5 surge immunity standard. It is also suitable for use in high voltage applications due to its high AC voltage rating of 621V AC and its high clamping voltage of 385V. The component is also designed to withstand high-frequency transients and to provide a reliable protection against both common mode and different mode surges.

The ERZ-V14D621 is a reliable and robust surge protection component designed for telecommunications applications. The component is designed with an 14.2mm diameter package and is compliant with the IEC 61000-4-5 standard. It has an AC voltage rating of 621V AC and a clamping voltage of 385V. The component is designed to provide effective protection against high-frequency transients as well as surges due to lightning and power line spikes. It is an ideal solution for those needing reliable and robust surge protection in telecommunications applications.

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