3EZ190D10E3/TR8 Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	190V
Tolerance:	±10%
Power - Max:	3W
Impedance (Max) (Zzt):	800 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 144.8V
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:	3EZ190

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Introduction

Diodes are electronic components that allow the controlled flow of electrical current in one direction. Zener diodes are a special type of diode specifically designed to allow the current to flow in both directions. They are useful in regulating voltage and can be used to provide protection against power surges and voltage spikes. The 3EZ190D10E3/TR8 is a single zener diode with many applications, including being used as a voltage reference, in switching power supplies, and for overvoltage protection.

Application Field

The most common use for the 3EZ190D10E3/TR8 is in voltage reference applications. This is because of its relatively low power requirement and its ability to be used across a wide range of temperatures, making it suitable for a variety of environments. It is commonly used in high-end consumer electronics like smartphones and tablets, as well as in industrial applications such as telecommunications equipment and computers.In addition, this diode can be used as an overvoltage protection module. It is designed to limit the voltage that reaches the circuit it is protecting, preventing the circuit from becoming damaged. This is especially beneficial in situations where the power supply is unstable or prone to sudden power surges, as it can help protect the circuit from any damage caused by these events.The 3EZ190D10E3/TR8 is also suitable for use as an adjustable voltage regulator for switching power supplies. It is commonly used in applications such as medical instrumentation, battery chargers, and LED drivers. This diode is able to precisely adjust the voltage delivered to the circuit, allowing it to be tailored to the needs of the particular device.

Working Principle

The 3EZ190D10E3/TR8 is a single zener diode, meaning it allows the current to flow in both directions. It is specially designed to regulate the voltage in a circuit, allowing it to remain consistent even when the power supply is unstable.The diode works by sensing the voltage being applied to it and clamping the output voltage to a specific value. If the input voltage increases, the diode works to maintain the desired output voltage. This allows the circuit to remain stable and prevents the power supply from becoming over Volt.When the circuit is used for overvoltage protection, the diode will trip when a certain voltage is reached, keeping the protected circuit from becoming damaged.

Conclusion

The 3EZ190D10E3/TR8 is a single zener diode that can be used in a range of different applications. This diode is designed to regulate the voltage in a circuit, providing protection against power surges and voltage spikes. It is commonly used in high-end consumer electronics, industrial applications, and as an adjustable voltage regulator in switching power supplies. The diode works by sensing the voltage being applied to it and clamping the output voltage to a specific value, allowing the circuit to remain stable and preventing the power supply from becoming overvolted.

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