3EZ5.1DE3/TR12

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	5.1V
Tolerance:	±20%
Power - Max:	3W
Impedance (Max) (Zzt):	3.5 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 1V
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:	3EZ5.1

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Diodes - Zener - Single pertain to a type of diode component primarily used to regulate voltage in DC circuits. Commonly referred to as a zener diode, these devices are primarily used to regulate the amount of current flowing from a given power supply. This article will explore the applications and working principle of the 3EZ5.1DE3/TR12 diode.

Applications of the 3EZ5.1DE3/TR12 Diode

The 3EZ5.1DE3/TR12 diode can be applied in a variety of circuits, with its primary application being in the regulation of DC circuits. In this role, it takes a given power supply and restricts the amount of current flowing through it, thus helping to ensure that all components in the circuit receive the correct amount of current. In some cases, it can even be used to divert electricity away from critical components that could be damaged by too much current.It can also be used as a low-loss bridge rectifier. In this role, it takes a single or three-phase AC input and supplies a DC output. This application is most often used in power supplies and other electronics that require a DC input.Finally, the 3EZ5.1DE3/TR12 diode also finds use in a variety of telecom applications. By connecting the diode in series with a telecom circuit, it can limit the amount of current flowing through the circuit, thus helping to reduce the risk of damage due to shorts or overloads.

Working Principle of the 3EZ5.1DE3/TR12 Diode

The 3EZ5.1DE3/TR12 diode is based on the same principle of operation as other zener diodes – it operates by restricting the amount of current that can flow through it. In order to do this, the diode uses a short-term breakdown of its PN junction when the applied voltage reaches a certain level.When the voltage across the diode reaches the breakdown voltage – known as the zener voltage – electrons in the PN junction are pushed out of the junction, creating what is known as the “zener knee.” This knee acts as a one-way gate, only allowing current to flow through the diode if the voltage across it is higher than the zener voltage.As the voltage across the diode increases beyond the zener knee, the PN junction is able to maintain its conduction, thus allowing the current through the diode to be regulated. This regulation helps to ensure that no more than a certain amount of current is able to flow through the diode, preventing damage to the components of a circuit due to excessive current.

Conclusion

The 3EZ5.1DE3/TR12 diode is a zener diode that is used primarily in the regulation of DC circuits. It operates by restricting the amount of current that can flow through it, by creating a “zener knee” at a certain voltage level. This knee helps to ensure that no more than a predetermined amount of current is able to flow through the diode, thus helping to protect other components in the circuit. The diode also finds use in low-loss bridge rectifier and telecom applications, where it helps to regulate the amount of current flowing through a circuit.

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