TMOV20RP230EL2B7

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TVS (Transient Voltage Suppressor) devices are a type of transient protection circuitry used to protect electronic circuits from overvoltage and electrostatic discharge (ESD). They are also known as surge suppressors, varistors, or voltage suppressors. MOVs (Metal Oxide Varistors) and Varistors are two types of TVS devices commonly used in industrial and domestic applications today. In this article, we will explore the application field and working principle of TMOV20RP230EL2B7, and how this particular MOV functions as a surge protector.

TMOV20RP230EL2B7 is a four-terminal non-polar MOV (Metal Oxide Varistor) that is used to protect circuits from surges, transients, and ESD. This MOV has a very large maximum continuous operating voltage of 230V, making it suitable for a wide range of applications. For example, it can be used in a variety of telecom, industrial, automotive, and domestic equipment, such as computers, HVAC systems, and home appliances. Its four terminals allow for the connection of two circuits with common ground.

The main principle behind all MOVs is the voltage-dependent resistance (VDR) that is caused by the large amount of intrinsic charge carriers in the zinc-oxide particles that make up the device. When a voltage is applied to the MOV, the particles are further separated and the electrical resistance of the MOV decreases. As the applied voltage increases, the resistance decreases further until it reaches a minimum value when the MOV is essentially "open" and allows all of the current to pass through. If the voltage exceeds the maximum breakdown voltage of the MOV, it will rapidly "switch" back to its "on" state and block the current flow.

The TMOV20RP230EL2B7 surge protector is designed to provide a high degree of protection against transients, surges, and ESD. The device features a low maximum peak pulse current of 20A and an MOV capacitance of only 3.5nF, which helps reduce electromagnetic interference. It also features a peak voltage of 230V, which is suitable for a wide range of applications.

The TMOV20RP230EL2B7 MOV is designed to be extremely reliable, with an operational life of up to 50,000 hours. In addition, the device has an excellent clamping ratio of 1500:1, which makes it suitable for the protection of data lines and other sensitive electronic components. The clamping voltage is also adjustable, which allows the user to tailor the device to the specific application.

In summary, the TMOV20RP230EL2B7 surge protection device is well-suited to a wide range of applications. Its four-terminal design allows for the connection of two circuits with common ground. In addition, its low maximum peak pulse current of 20A and adjustable clamping voltage make it ideal for protecting sensitive electronic components from surges, transients, and ESD. Finally, its excellent operational life of up to 50,000 hours ensures reliable performance over the long term.

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