BZX84C3V0-E3-18

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The BZX84C3V0-E3-18 is a single Zener diode made from Silicon Carbide with a maximum reverse voltage of 18 volts and a maximum power dissipation of 500mW. It is mainly used in power supply regulation and reverse protection applications.

A Zener diode is a protective device which regulates the voltage within a circuit to a desired operating voltage. It is similar to a regular diode, however, it is specially designed to function in either the forward-bias or reverse-bias direction. When operating in the forward-bias direction, the diode acts like a regular diode and can be used to regulate the voltage and current going through a circuit.

In the reverse-bias direction, the Zener diode is allowed to operate up to its breakdown voltage, known as the Zener voltage. As the voltage across the diode approaches the breakdown voltage, the diode will start conducting electricity in a process called Zener breakdown. This breakdown in the diode allows the voltage to be regulated to a level below the voltage which would normally damage other components in the circuit.

The BZX84C3V0-E3-18 Zener diode is mainly used in power supply regulation and reverse protection applications. When used for power supply regulation, the Zener diode can provide a nominal voltage drop across its terminals and is used to reduce or increase the voltage from a given power source, as needed.

In reverse protection applications, the Zener diode is used to provide protection from voltages beyond the breakdown voltage of the diode. When the reverse voltage applied to the diode exceeds the Zener voltage of the device, the device will allow the current to flow through it, thereby protecting the other components in the circuit from the harmful effects of excessive voltage.

The Zener diode is also used in several other applications, such as voltage regulators, spike suppressors, surge protectors, and reverse-polarity protection circuits. As a voltage regulator, the diode can limit the output voltage of a power supply to a specific level and thus protect the load from receiving too much voltage. As a spike suppressor, the diode can protect against voltage spikes which can cause harm to other components in the circuit. The diode can also be used to protect against reverse-polarity protection circuits, which can happen when connecting a device to a power source with incorrect polarity.

The BZX84C3V0-E3-18 Zener diode is a single device which can be used in a variety of applications ranging from simple power supply regulation to complex reverse protection circuits. The device is ideal for use in circuits which require regulation and protection from harmful voltages. With its high power dissipation and durable design, the BZX84C3V0-E3-18 is also suitable for use in industrial and automotive applications which require a reliable solution.

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