ROV10H330K-2

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Varistors, MOVs and other TVS (Transient Voltage Suppression) devices are widely used to protect electronic circuits from voltage transients. The ROV10H330K-2 is one such device, specifically designed for high-sensitivity commercial applications. As such, it has a higher threshold and lower capacitance compared to most other varistors.

When placed between the power supply and the circuit, the ROV10H330K-2 acts as a clamp, preventing excessive charges from entering the circuit. This is done by creating an impedance pathway that drains off the excessive energy into a non-reactive load. The device is a voltage-dependent resistor that can absorb the excess energy in the form of charges without experiencing any major damage.

In addition to its high-sensitivity design, the ROV10H330K-2 is also specified for a wide operating temperature range, which reduces the chances of over-temperature failures, while still providing adequate protection from voltage transients. The device is available in both surface-mounted and through-hole packages, making it suitable for a variety of mounting needs.

Another advantage of the ROV10H330K-2 is its high energy absorption capacity, which is higher than many competing products. It can absorb up to 330 Joules of charge, while its dissipation factor is low enough to prevent circuit damage. The device also has a low leakage current and a short response time, making it well-suited for applications with high-speed transients.

The main application of the ROV10H330K-2 is surge protection. It can be used to protect a variety of circuits from transient voltage surges such as lightning strikes, line transients, and power supply disruptions. It is also suitable for protecting data lines, such as RS-232, Ethernet, and other digital communication lines.

The ROV10H330K-2 is based on the MOV (Metal Oxide Varistor) technology, which is commonly used for noise and voltage transient protection at high frequencies. The device consists of a ceramic body with a thin layer of zinc oxide. The metal oxide grain material is connected to two electrodes, which are connected to the power supply and the circuit. When the voltage across the electrodes exceeds the device’s breakdown voltage, it will rapidly conduct the current and clamps the voltage to a safe level.

In summary, the ROV10H330K-2 is a high sensitivity, low voltage varistor suitable for a variety of applications. Its wide temperature range and high energy absorption capacity make it an ideal choice for surge protection, especially in commercial applications. It is simple to install and easy to maintain, with relatively low maintenance costs.

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