CMOZ8V2 TR

Diodes - Zener - Single

The CMOZ8V2 TR, or Zener Diode, is a single diode used to regulate voltage levels and is often used to create a voltage reference. It is similar to a regular diode in the sense that they both have two terminals, an anode and a cathode, and they both allow a current to pass through in one direction. However, compared to a regular diode, the Zener diode will allow a small current to flow in the opposite direction when the applied voltage is higher than its reverse breakdown voltage, allowing for voltage regulation.

Application Field

The Zener diode is used for several different applications, but the most common use is for voltage regulation. It is often used in circuits as a voltage reference source because they allow a specific amount of constant current to flow regardless of changes in other components in the circuit. This makes it ideal for creating a stable environment for sensitive electronic circuits such as digital logic, amplifiers, and power supplies. Additionally, because of its ability to regulate voltage, it is useful for applications such as surge protection, voltage clamping, power stabilization, and overvoltage protection. The CMOZ8V2 TR is also used in LED drivers and other circuits involving LED lighting.

Working Principle

The Zener diode works in two different ways depending on the voltage applied across it. When a forward bias voltage is applied, it behaves as a normal diode and will conduct current in the same direction as the applied voltage. However, when the reverse breakdown voltage is exceeded, the diode enters a breakdown region in which a small amount of current is allowed to flow in the opposite direction of the applied voltage. This helps to prevent the voltage from going above a certain level and increases the stability of the circuit.

The Zener diode also has a characteristic known as the Zener impedance. This is the amount of energy that is required to cause the diode to go into breakdown, and it is determined by the doping level and the thickness of the junction layer. The deeper the doping and the thinner the layer, the higher the Zener impedance and the greater the reverse breakdown voltage of the diode.

Conclusion

The CMOZ8V2 TR Zener diode is a single diode used for a variety of applications, most notably for voltage regulation. The diode works by allowing a certain amount of current to flow in the reverse direction when the reverse breakdown voltage is exceeded. Additionally, the Zener impedance is determined by the doping level and the thickness of the junction layer, which effects the reverse breakdown voltage of the diode.