1N5343E3/TR8

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	7.5V
Tolerance:	±20%
Power - Max:	5W
Impedance (Max) (Zzt):	1.5 Ohms
Current - Reverse Leakage @ Vr:	10µA @ 5.4V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 1A
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Through Hole
Package / Case:	T-18, Axial
Supplier Device Package:	T-18
Base Part Number:	1N5343

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Introduction

Diodes are the basic active component format used in electronic circuits. One particular type of diode, the Zener diode, is widely used in applications where a reverse breakdown voltage is used as a reference voltage or a clamping voltage. The 1N5343E3/TR8 is an ultra-small spicing Zener diode designed for low-power use in a wide array of hyper-specific applications.

Application Field

1N5343E3/TR8 has a wide variety of applications in a variety of circuit designs, but is particularly useful for low-noise, low-power design such as in wireless communications, audio, digital control and measurement systems, telecommunication systems, automotive, medical and many other applications. This device incorporates an ultra-small SOT-23 packaging form factor and excellent characteristics due to its low Z Zener voltage up to 20V.

Working Principle

The working principle of 1N5343E3/TR8 is based on the functionality of a Zener diode, which allows controllable amounts of voltage (in this case up to 20V) to pass through while the reverse breakdown voltage protects the electronic system from any overvoltages and inducing high-voltage spikes. In forward bias mode, the diode has a low voltage drop of 0.53 V. In reverse bias mode, when the reverse breakdown voltage is exceeded, a surge of current flows and clamps the voltage to the breakdown voltage. This is why the diode is useful in design applications requiring constant voltages with low noise.

Features and Benefits

1N5343E3/TR8 offers many features and benefits that make it suitable for use in low-power systems. The ultra-small SOT-23 form factor allows for easy integration into a wide range of circuit designs. Its low leakage current helps provide superior performance in low-noise, low-power applications. The diode is also reverse voltage protected, so it will not be damaged by any excessive and/or unintentional overvoltages. This also makes it suitable for use in automotive, medical and any other applications where reverse voltage protection is required.

Conclusion

The 1N5343E3/TR8 is an ultra-small spicing Zener diode designed for use in low-power applications. It is designed to provide low-voltage protection in a variety of applications, particularly for low-noise, low-power systems. Its ultra-small SOT-23 form factor and low leakage currents make it particularly suitable for use in automotive, medical and other applications where reverse voltage protection is necessary. The 1N5343E3/TR8 is an excellent choice for design engineers in low-power applications.

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