BZX584C4V3-V-G-08

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The BZX584C4V3-V-G-08 is a Zener diode that is used to create a regulated voltage when placed within a circuit. The device has many applications and its working principle is relatively simple.

Overview

A Zener diode is an electronic component used to regulate the voltage that is applied to a circuit. The component consists of a diode, which is an electronic device that consists of two terminals and allows electrical current to flow in one direction. The diode has a breakdown voltage, or a voltage at which the diode will allow current to pass in both directions. The breakdown voltage is the voltage used to regulate the circuit.

The BZX584C4V3-V-G-08 is a Zener diode with a breakdown voltage of 4.3 volts. It is housed in a TO-252 package and is rated for 3W power dissipation.

Applications

Zener diodes are used in a variety of applications, including:

• Over and Under Voltage Protection: Zener diodes can be used to protect sensitive electronic components from voltage that is too high or too low.
• Regulators: Zener diodes can be used to create regulated voltages that are used to power electronic components.
• Edge Triggering: Zener diodes can be used to detect voltage changes in a circuit and act as a switch.

The BZX584C4V3-V-G-08 is particularly well suited for over and under voltage protection and voltage regulators. Its breakdown voltage of 4.3V and its 3W power dissipation rating make it ideal for these applications.

Working Principle

When the voltage applied to a Zener diode is less than the breakdown voltage, the diode behaves as an ordinary diode and only allows current to flow in one direction. When the voltage applied to the diode is higher than the breakdown voltage, then the diode behaves as a switch and allows current to flow in both directions.

When a Zener diode is used in a voltage regulating circuit, the diode is placed in series with the circuit. Since the diode has a breakdown voltage of 4.3V, any voltage higher than 4.3V will be dropped across the diode and the voltage supplied to the circuit will be regulated to 4.3V. This voltage will be maintained as long as the voltage across the diode is greater than the breakdown voltage.

Conclusion

The BZX584C4V3-V-G-08 is a Zener diode with a breakdown voltage of 4.3V. It is commonly used for over and under voltage protection, voltage regulation, and edge triggering. Its 3W power dissipation rating makes it a suitable component for these applications. The working principle of a Zener diode is relatively simple; when the voltage applied to the diode is higher than the breakdown voltage, current will flow in both directions and the voltage supplied to the circuit will be regulated to that of the breakdown voltage.

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