GDZ13B-E3-18

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A diode is an electronic component that acts as an electronic switch or a rectifier to allow the flow of current in one direction only. One type of diode is the Zener diode which specifically allows current flow in one direction but also permits a certain degree of reverse current flow as well.

The GDZ13B-E3-18 is a single Zener diode used for voltage regulation applications. It has a maximum pass voltage of 18V and maximum PIV (peak inverse voltage) of 300V. It has a maximum power rating of 500mW, a maximum forward voltage drop of 0.7V and a maximum surge current of 200mA.

The working principle of the GDZ13B-E3-18 is two-fold. When it is forward-biased, it acts as a normal rectifier and passes current in the forward direction only. When biased in the opposite direction, it passes a certain amount of current in the reverse direction as well. This reverse current is limited to a safe level, allowing the diode to act as a steady state voltage regulator.

The main application of the GDZ13B-E3-18 is voltage regulation. It can be used to convert a higher AC or DC voltage to a lower AC or DC voltage. It can also be used for overvoltage protection by switching off the power supply in the event of voltage spikes. This is done by biasing the Zener diode slightly above its reverse breakdown voltage, so that a current spike is not able to overpower it.

The GDZ13B-E3-18 can be used in a wider context as well, such as in the general clocking and modulation of signals. It can also be used to regulate current in an audio amplifier, to bias an LED circuit, and in transistors and other switching circuits. In short, it is a versatile diode with various applications.

In conclusion, the GDZ13B-E3-18 is a single Zener diode used for voltage regulation, overvoltage protection, signal clocking and modulation, and other applications. It works by allowing a certain degree of reverse current flow, making it suitable for regulating the flow of current in both forward and reverse directions. It is a versatile diode with a maximum pass voltage of 18V, a maximum PIV of 300V, a maximum forward voltage drop of 0.7V, and a maximum surge current of 200mA.

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