TV30C181J-G Circuit Protection

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TVS diodes are types of transient voltage suppressors used to protect sensitive electronic components from damage due to surges. TV30C181J-G is a type of TVS Diode that is designed for high-speed data and communication applications. Its superior clamping performance enables it to clamp the leakage paths of rapidly rising voltage surges. It offers superior response time to protect circuits from destructive transients.

Application Field

TV30C181J-G is an ideal solution for a wide range of high-speed data and communication applications ranging from Level 2 (480V) isolation to Level 5 (5KV) isolation. It is suitable for use in high-speed Ethernet, USB 2.0, and IEEE 1588 networks. It is also suitable for automotive communication and digital line interface protection due to its high-voltage breakdown level. Moreover, it is ideal for overvoltage protection and in-circuit ESD(electrostatic discharge) protection. Moreover, it can also be used in industrial temperature range up to +150 Celsius.

Working Principle

The basic working principle of TV30C181J-G is the same as other TVS diodes. It works by clamping the voltage across it to a maximum level in order to provide protection to the circuitry connected to it. Whenever the input voltage exceeds the breakdown voltage of this component, the diode is triggered. This triggers a current flow which is limited by a well-defined avalanche energy, thus providing effective over-voltage protection.

It has an advantage over the regular diode-based methods, such as low leakage current and low forward voltage, since it is made of a zinc-oxide composite material. Moreover, it is designed to absorb higher energy pulses, in order to provide better protection for the circuit. The energy needed for switching is not supplied by the circuit itself, but is instead supplied by the TV30C181J-G diode. This ensures that energy dissipated from the circuit is kept at a minimum.

TVS-diode-based protection methods are widely used in data and communication applications, due to their superior response time and high-voltage breakdown level. TV30C181J-G is one such type of TVS diode, which is designed to provide both overvoltage and ESD protection. Additionally, it provides effective protection even in harsh temperature conditions and its high electricity hold-up capability makes it suitable for use in high-speed and long distance data transmission.

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