BZD17C10P-E3-18

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The BZD17C10P-E3-18 is a single Zener diode categorized by its number of terminals (2) and its voltage (18 V). The device can be used in various applications due to its versatile functionality.

This diode is commonly used for voltage regulation and for over-voltage protection in circuits. It helps to reduce electrical noise generated by the power grid and increases the stability of the power system. Additionally, it can also be used as a constant voltage source or to provide a fixed voltage reference.

In order to understand its working principle, it’s important to first become familiar with Zener diodes. A Zener diode is a semiconductor device with a reverse breakdown voltage in a PN-junction. It allows current to flow in a forward direction and also in the reverse direction, which leads to its unique behavior. The forward current is the result of the voltage through the diode and the reverse current is due to the Zener voltage.

When the voltage across the diode exceeds the Zener voltage, it will start to conduct in the reverse direction. This is known as the Zener breakdown. The current that then flows in the reverse direction is limited by the voltage across the two terminals of the diode and is referred to as the Zener current.

The main purpose of a Zener diode is to regulate the voltage at a set level. If the voltage across the diode is below the Zener voltage, a small reverse current will flow in the diode and the output voltage will be equal to the input voltage. However, if the voltage across the diode exceeds the Zener voltage, the current will start to flow in the reverse direction and the output voltage will decrease.

In summary, the BZD17C10P-E3-18 is a single Zener diode with a reverse breakdown voltage of 18 V. Its applications include voltage regulation and over-voltage protection. Its working principle relies on the Zener breakdown and current flow in the reverse direction.

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