1N6286HE3/54

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TVS - Diodes, or Transient Voltage Suppressors, are devices configured to limit transient voltages in a circuit. 1N6286HE3/54 is among such devices, whose application field and working principle will be discussed in this article.

Application Field

1N6286HE3/54 are used to provide protection against voltage levels up to 54V. Such protection is provided from causes like electrostatic discharge, inductive switching, cable strikes, or other such transient effects. It can also be used in applications like railway infrastructure, automotive electronics, audio-visual products, and other protective circuits that require transient voltage protection.

Working Principle

The device is both compact and light-weight, and it meets the requirements for small footprints. The device features a zener diode and a silicon avalanche diode in series. It has an internal breakdown voltage that is greater than or equal to 58V, and a clamping voltage of approximately 68V at 500A.

When a transient voltage appears at the drain terminal, a clamp-rail voltage is generated due to the zener diode\'s breakdown voltage. This clamp-rail voltage controls the current coming from the drain circuit by shunting it, thereby protecting the circuit.

When a huge voltage is applied, the built-in avalanche diode turns ON and shunts energy away from the protected circuit. This limits and clamps the input transient wave so that a current surge cannot be passed to other components in the circuit, thereby protecting the circuit.

Conclusion

1N6286HE3/54 is a compact and light-weight device designed to limit transient voltages in a circuit. It can be used in various applications, such as railway infrastructure, automotive electronics, audio-visual products, and other protective circuits. It is able to provide efficient protection from transient voltage levels up to 54V, thanks to its working principle, which is based on its zener diode and silicon avalanche diode combination.

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