V481CA32 Circuit Protection

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

A varistor, or a voltage-dependent resistor (VDR), is a component that is designed to protect electrical circuits from voltage surges, and in the case of V481CA32, protect circuits from overvoltage by acting as a transient suppression component. The V481CA32 varistor is a bidirectional, non-polar device, meaning that it is capable of handling both positive and negative voltage transients. It is specifically designed for overvoltage protection in a wide variety of electronic applications, such as automotive and consumer electronics.

A typical varistor is constructed with a core made of ceramic and metal while the external surface may have a conducting material. A characteristic of varistors is that their resistance is not constant, but varies depending on the amount of voltage applied. When the voltage is high, the resistance is low and when the voltage is low, the resistance is high. This dependence on applied voltage is the key feature of varistors as it enables them to absorb the energy from a surge, or transient, and therefore protect the circuit.

V481CA32 utilizes a metal oxide varistor (MOV) to protect sensitive electronic equipment from high-voltage transients. These transients are short-duration, high-energy spikes in voltage. The V481CA32 is specifically rated to operate over a voltage range of 10-15V, as long as the maximum transient energy remains below 15 Joules. When the transient exceeds this limit, the V481CA32 is specifically designed and tested to shut down the circuit, thus protecting the electronics from damage.

In addition to its transient protection capabilities, the V481CA32 is capable of withstanding high-frequency disturbances, such as those caused by lightning, and causing no damage to the protected circuit. The V481CA32 is tested for compliance with the IEC 61000-4-5 Surge Immunity standard, which defines the level of surge a varistor must be able to pass without causing any damage. This makes the V481CA32 a perfect choice for a wide variety of applications, particularly automotive electronics, and other consumer electronics.

To ensure reliable protection against overvoltage transients, it is important to correctly install the V481CA32. It should be connected directly to ground in order to effectively shunt away any incoming surge or transient. Additionally, the V481CA32 should have adequate thermal dissipation in order to avoid an increase in its internal temperature, which could lead to a decrease in its effectiveness. Therefore, it is necessary to make sure that proper heat sinking and cooling are implemented in the design when using the V481CA32, in order to ensure the safety of the protected circuit.

The V481CA32 is designed to be used in applications that are likely to be exposed to overvoltage transients. It is ideal for automotive, consumer electronic, and industrial applications, where fast overvoltage protection is needed. Its quick response time and good performance combined with a low profile design mean that it can be easily integrated into circuit boards, while its high surge capability ensures that it is able to protect sensitive electronic equipment from high-energy pulses.

The V481CA32 varistor is a reliable and effective overvoltage protection device. It is specifically designed to protect against high-energy transients, as well as other high-frequency disturbances, while allowing for proper heat dissipation and ease of integration into circuit boards. This makes it an ideal choice for a wide range of applications, particularly those related to automotive and consumer electronics.

The specific data is subject to PDF, and the above content is for reference