3EZ110D5E3/TR8

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	110V
Tolerance:	±5%
Power - Max:	3W
Impedance (Max) (Zzt):	225 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 83.6V
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:	3EZ110

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Introduction
The 3EZ110D5E3/TR8 is a zener diode designed for voltage regulation and ESD (electrostatic discharge) protection applications. It has a maximum peak current of 60mA and a maximum junction temperature of 150˚C. It is widely used in many industries including automotive, medical and consumer electronics. In this article, we will discuss the application fields and working principle of 3EZ110D5E3/TR8.Application Fields
The 3EZ110D5E3/TR8 zener diode is designed for voltage regulation applications, such as power supply stabilization, voltage references, and protection against overvoltage. It is commonly used in the automotive industry to protect against sudden voltage spikes, common in systems with battery backups, to prevent damage to sensitive electronics, components and systems.The 3EZ110D5E3/TR8 is also widely used in medical applications, such as EKG monitors and other instruments that depend on reliable voltages. It is also used in consumer applications, such as laptops and mobile phones, to regulate the voltage supplied by the battery and protect it from over voltage damage and ESD.Working Principle
The 3EZ110D5E3/TR8 is designed to work by zener breakdown. Zener breakdown occurs when a large enough voltage is applied across the diode junction. When the applied voltage reaches a certain critical value, called the Zener Voltage, the electrons in the junction start to break down, creating a weak flow of current through the junction. This current flow limits the voltage to the zener voltage and helps stabilize the power supply.The 3EZ110D5E3/TR8 has a maximum Zener voltage of 5.3V. This means that it will start to conduct when the applied voltage reaches 5.3V, and will remain stable at this voltage even if the applied voltage increases. Similarly, the 3EZ110D5E3/TR8 protects against overvoltage by allowing the current to flow in the reverse direction when the applied voltage exceeds the zener voltage, thus limiting the maximum applied voltage to 5.3V.The 3EZ110D5E3/TR8 also provides ESD protection by allowing a large current to flow through the diode junction when an electrostatic discharge event occurs. The large current creates a voltage drop across the diode junction, protecting the vulnerable electronics from the harmful voltage spike.Conclusion
In conclusion, the 3EZ110D5E3/TR8 is a zener diode designed for voltage regulation and ESD protection. It is widely used in automotive, medical and consumer applications to provide reliable voltage stability and protection against overvoltage and electrostatic discharge events. It works by zener breakdown, allowing a current to flow through the diode junction at a certain Zener Voltage and limiting the voltage to the Zener Voltage even when the applied voltage increases.

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