3EZ82D5/TR8

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	82V
Tolerance:	±5%
Power - Max:	3W
Impedance (Max) (Zzt):	95 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 62.2V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-204AL (DO-41)
Base Part Number:	3EZ82

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3EZ82D5/TR8 Application Field and Working Principle

The 3EZ82D5/TR8 are Zener Single Diodes characterized by their controlled voltage and power prerequisites. Utilized in a wide range of application fields, they can help fill in as a principal system in a great deal of electronic circuit projects. The following sections will describe their application fields and the working principles of the diode.

Application Field

Overall, the 3EZ82D5/TR8 Zener Single Diodes are utilized in many applications. One of the most well-known application fields for these diodes is for Zener voltage reference. This type of voltage reference is usually used in a negative feedback loop to maintain the circuit\'s output voltage at a desired level. Additionally, it can be used in amplifier circuits to provide regulated voltage at a specific point of the circuit.In addition to voltage references, the 3EZ82D5/TR8 Zener Single Diodes can be utilized for voltage clamping purposes. When switching circuits occur in high voltage applications, these types of diodes can be utilized to dissipate or absorb the transient voltages that are produced. This will help protect components from being damaged due to the sudden voltage increases.The 3EZ82D5/TR8 Zener Single Diodes can also be used in wave shaping circuits. These types of circuits are used to convert analog signals into digital signals. In wave shaping circuits, Zener diodes are used to convert the large voltage variations in the waveform into smaller voltage changes. Lastly, the 3EZ82D5/TR8 Zener Single Diodes can also be used in special application circuits such as digital logic circuits, oscillators, and temperature sensing circuits. They can be used to initiate certain logic signals or to sense temperature changes in the circuit.

Working Principle

The 3EZ82D5/TR8 Zener Single Diodes are based on the same Semi-Conductor Physics principle that is applied in other types of diodes. In these diodes, the conduction process occurs when the Reverse Biasing Voltage (Vz) is greater than the Zener voltage Vz that is specified in the diodes’ operational specifications. When a Zener Single Diode is in forward bias, an additional amount of bias current is available (Iz) to the circuit when the voltage across the p and n sides of the diode increase to Vz. This extra current (Iz) is a result of a portion of current that is flowing in the diode’s reverse direction, thus allowing a voltage drop of Vz across the diode. When the diode is placed in reverse bias, the current that flows through the diode goes increasingly further away from the junction to the point where the potential barrier becomes very large. At this point, the electron distribution is not enough to reduce the potential barrier and the voltage gradient required for current to flow through the semi-conductor.In conclusion, the 3EZ82D5/TR8 Zener Single Diodes utilize the Semi-Conductor principles to provide stable and regulated voltage references, voltage clamping, waveforming, and other application specific features. With their wide range of application, these types of diodes are essential components in any electronic circuit.

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