V625LU80CPX10

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TVS (Transient Voltage Suppressors) are essential components in many electrical systems, from automotive to consumer electronics. The V625LU80CPX10 is a type of TVS that is designed to protect the system from transient voltage surges, which can cause catastrophic damage or malfunction. In this article, the application field and working principle of the V625LU80CPX10 will be discussed.

Application Field

The V625LU80CPX10 is a two-terminal unidirectional TVS mainly designed for overvoltage protection. It has an extremely low leakage current and is suitable for applications with very sensitive circuits. Its ultra-low capacitance makes it perfect for use in high-speed data lines. Furthermore, its low capacitance ensures high-speed signal transmission and a low conduction loss.

The V625LU80CPX10 has an operating voltage range of -65 to +175 Vdc, so it can protect circuits from high-voltage transients. Its excellent power capability of 625 W provides outstanding overvoltage protection in applications ranging from power supplies, automotive systems and high-speed data lines to communications systems and consumer electronics. The V625LU80CPX10 is rated for 8 kV ESD protection, perfect for applications with a high level of EMI (Electromagnetic Interference) or Burst Transients.

Working Principle

The working principle of the V625LU80CPX10 involves two stages. Firstly, when a surge or overload occurs, the TVS conducts the current away from sensitive components by it\'s Zener diode action. Secondly, by using its metal oxide varistor (MOV) action, the V625LU80CPX10 dissipates the heat generated by the surge and protects the system from further damage.

The Zener diode action occurs quickly, in as little as 0.01 μs (microseconds), as it has a very low reverse breakdown voltage. This is followed by the MOV action. The MOV will remain in conduction until the voltage drops to a level below the clamping voltage. The surge response time of the V625LU80CPX10 is about 2.5 - 5.5 ns (nanoseconds).

Overall, the V625LU80CPX10 provides excellent protection against transient voltage surges and is suitable for a wide range of applications. It offers excellent power handling capabilities and its low capacitance ensures high-speed data transmission. As such, the V625LU80CPX10 is an ideal device for protecting sensitive circuits in automotive, communications and consumer electronics applications.

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