CZRT55C39-G

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Diodes - Zener - Single: CZRT55C39-G Application Field and Working Principle

The CZRT55C39-G diode is a versatile device used in a wide variety of applications, from power systems integration to automobile electronics. It is classified as a Zener diode, which is a type of diode designed for reverse-voltage protection. The typical breakdown voltage for the CZRT55C39-G is 39V.

A Zener diode has a modified p-n junction that allows it to conduct in the reverse direction, while also maintaining a relatively constant voltage drop in either direction. In forward-bias operation, the diode behaves like a regular diode, with a nearly 0.6V voltage drop. However, in reverse-bias operation, the voltage across the diode will remain constant until a certain breakdown voltage is reached.

At the breakdown voltage, charge carriers become sufficient enough to allow the depletion region to become heavily flooded with electrons, allowing current to flow through the diode in the reverse direction. In the case of the CZRT55C39-G, that breakdown voltage is 39V. In practice, the voltage across the diode will not exceed the breakdown voltage due to the avalanche breakdown process.

The CZRT55C39-G has a variety of applications, including power systems integration, power supply protection, over-voltage protection, automotive electronics, and circuit protection. It is used to protect sensitive components from voltage spikes or surges, as well as to limit the amount of current flowing through a circuit. It can also be used in voltage regulation to ensure that a voltage drop across the diode is kept within a certain range.

As with all Zener diodes, the CZRT55C39-G operates in a temperature range of -55°C to 150°C. It has a power rating of 500mW, with a typical reverse current rating of 2.4mA. The device is packaged in a SOD-323 surface-mount package, which allows for easy installation in any board.

The CZRT55C39-G is a robust, reliable, and cost-effective diode that is used in a variety of applications. Its reverse-biased operation allows it to protect against both over-voltage and under-voltage conditions, as well as current surges. Its broad temperature range ensures that the device can operate in extreme temperatures. The small package size allows for easy integration into existing systems.

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