3EZ51D2/TR8

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	51V
Tolerance:	±2%
Power - Max:	3W
Impedance (Max) (Zzt):	48 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 38.8V
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:	3EZ51

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Introduction

The 3EZ51D2/TR8 is a single Zener diode, which is commonly used for protecting electric appliances and providing a stable power supply when connected in series. Zener diodes have a unique property, known as Zener breakdown, which helps regulate the reverse current that occurs when the voltage across the diode is too high. The 3EZ51D2/TR8 is typically used in low voltage power supplies and circuit protection applications.

Applications

The 3EZ51D2/TR8 has a number of applications, from being used in solar charging systems to being included in electronic circuit protection and power supply stability applications. In solar charging systems, Zener diodes like the 3EZ51D2/TR8 can be used for preventing the solar cells from overcharging. They can also be used for protecting the delicate circuits from becoming damaged due to an electrical spike or overvoltage. By utilizing the Zener breakdown phenomenon, these diodes can cut off the power before the circuit is damaged. In electronic circuitry and power supplies, the reverse bias and Zener breakdown properties of the 3EZ51D2/TR8 can be used to regulate the voltage flowing into the circuit. Using this technique, manufacturers can ensure a stable voltage and current are flowing through their electronics, providing them with greater protections and prolonged lifespan.

Working Principle

The working principle of the 3EZ51D2/TR8 relies on Zener breakdown, which is a phenomenon that happens when a certain voltage is applied to the diode. When this voltage is reached, the electrons can break free from the atom\'s valance bands and cross the reverse-biased junction, resulting in the creation of a large current. This large current can then be used to regulate the voltage levels, ensuring the device\'s safety and reliability.The Zener breakdown is also responsible for the 3EZ51D2/TR8\'s ability to protect circuits from high voltage spikes. Due to the low capacitances of the diodes, they can quickly react to any changes in the voltage, cutting off the power before the circuits become damaged.

Conclusion

In conclusion, the 3EZ51D2/TR8 is a single Zener diode that is commonly used in low voltage power supplies and circuit protection applications. By utilizing Zener breakdown, these diodes can be used to prevent solar cells from overcharging, protect delicate circuits from damage due to an electrical spike or overvoltage, and regulate voltage flowing into the circuit. Additionally, the diodes have very low capacitances, allowing them to quickly react to any changes in the voltage and cut off the power before the circuits become damaged.

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