TZX7V5A-TR

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	7.5V
Tolerance:	--
Power - Max:	500mW
Impedance (Max) (Zzt):	15 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 5V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	DO-35

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Introduction

The TZX7V5A-TR, a single Zener diode, is a common component for many electronic devices and machines. It’s an important part to keep stable voltage drops and ensure effective electrical power transfer. The TZX7V5A-TR is a widely-used Zener diode with a variety of applications.

Application Field

The TZX7V5A-TR is used where regular general-purpose rectifier diodes and Zener diodes are used. Its applications include:• Uninterruptible power supplies: The TZX7V5A-TR can provide protection against power spikes, overloads and other such problems that can occur in an uninterruptible power supply system.• Circuit Protection: The Zener diode is used to protect circuits from overvoltage, preventing break-downs or spikes that can occur when more than the rated voltage travels through the circuit. It is effective in circuit protection for devices including cars and household appliances.• Voltage Regulation: The TZX7V5A-TR is able to regulate the voltage passing through it, creating a stable current and supplying a reliable voltage to the connected electronic device.• Signal clipping: For electrical systems that need to transmit and receive signals, such as radio and television, Zener diodes can clip any signals that go beyond a certain threshold in order to keep it within a safe range.

Working Principle

The TZX7V5A-TR is a special kind of nonlinear circuit component with specialized application areas. In a normal diode, the forward voltage drop is constant, whereas with TZX7V5A-TR, the voltage drop is kept at a set level when the reverse bias voltage is above a certain threshold. This effect is called Zener breakdown, due to a special feature of the semiconductor material used by this type of components.When the voltage applied in one way direction is low, the TZX7V5A-TR acts just like an ordinary diode, but when the voltage is above the set Zener voltage VZ, the component breaks down and regulates voltage. This occurs because as the voltage increases around the component, the electric field strength next to the component’s junction also increases, leading to the breakdown of the junction barrier. As the electric field strength continues to increase, the current voltage slope decreases, reaching a maximum value IZK at the Zener voltage.

Conclusion

The TZX7V5A-TR is a single Zener diode with a variety of useful applications. It can be used in uninterruptible power supplies to protect it against overloads, it can be used to regulate voltage, and it also offers protection against overvoltage in electronic circuits. The component works by breaking down when the reverse voltage reaches its Zener volatge, and it maintains a regulated voltage levels when used accordingly.

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