MMQA20VT1G

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MMQA20VT1G TVS diodes protect sensitive components and systems from electrical damage due to transient voltage surges. These types of surge protection devices (SPDs) are designed to respond quickly and effectively to transient voltage surges. A surge is a short-lived spike of high voltage that can travel along a power line and cause damage to various electronic components and equipment in its path. Transient voltage surges can be caused by a variety of sources, including lightning, electrostatic discharge, overloaded circuits, power outages, ground faults, and defective machinery.

The MMQA20VT1G is a unidirectional diode with an operating breakdown voltage of 20 V. It is designed to provide reliable protection from surge events of up to 5000 W (8/20 μs). The diode has a low clamping voltage, allowing it to operate in a wide range of applications. This device is a great choice for applications that require fast response times and reliable protection.

The primary component of a TVS diode is a metal oxide varistor (MOV). A MOV consists of two metal plates that are separated by a layer of a dielectric material. When exposed to a surge of high voltage, the dielectric material breaks down and diverts the surge current away from the protected components. This action quickly and effectively dissipates the energy of the surge.

The MMQA20VT1G is ideally suited for use in protected circuits, including I/O connections, telecommunications equipment, PC boards, and consumer electronics. It can be used in a wide range of applications, such as circuit protection for automobiles, datacom devices, video surveillance systems, industrial control systems, aerospace electronics, and computer networks. This device is RoHS compliant and is available in a variety of package options.

The operating principle of a TVS diode can be summarized as follows. When exposed to a surge of high voltage, the MOV component breaks down and diverts the surge current away from the protected components. This action quickly and effectively dissipates the energy of the surge. As the MOV component breaks down, it releases the heat generated from the surge quickly, protecting the sensitive components from thermal damage. The MMQA20VT1G also features a low clamping voltage, providing reliable protection for sensitive components.

In conclusion, the MMQA20VT1G diode is an ideal choice for applications requiring robust protection from electrical damage due to transient voltage surges. Its low clamping voltage provides reliable protection and its fast response time offers additional safety. Ultimately, this device offers durability and reliability, making it a great choice for those who need reliable protection from surge-related damage.

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