JAN1N6339

Series:	Military, MIL-PRF-19500/533
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	43V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	65 Ohms
Current - Reverse Leakage @ Vr:	50nA @ 33V
Voltage - Forward (Vf) (Max) @ If:	1.4V @ 1A
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

JAN1N6339 is one of the most widely used rectifier diodes, with both cost efficiency and performance at its core. It is a single Zener diode designed for use in a wide range of applications, and is often used for automotive, portable electronics and telecommunications applications.

Technical Specification

The JAN1N6339 has a maximum forward voltage drop of 0.8 V at a forward current of 2 A, and a maximum reverse leakage of 6 mA at a reverse voltage of 6.2 V. It also features a low capacitance of a mere 0.20 pF at a reverse voltage of 6.2 V, making it a great choice for low-power applications.

Application Field

The JAN1N6339 rectifier diode is particularly suitable for a variety of general-purpose applications including automobile, portable electronics and telecommunication equipment.In automotive applications, the diode can be used for:-powering relays, solenoids and car audio systems-protecting vehicles from voltage surge and spikes-providing reverse-polarity protection for automotive electronicsIn portable electronics, the JAN1N6339 diode can be used for:-supplying power to portable audio players-providing reverse-polarity protection for portable electronics-controlling the current draw to a batteryIn telecommunications applications, the JAN1N6339 diode can be used for:-supplying power to telecom equipment and remote telecom devices-protecting telecom equipment from excessive voltage and current-providing reverse-polarity protection for telecom devices

Working Principle

The JAN1N6339 diode works by guiding the current flow in one direction, effectively blocking current flow in the reverse direction. Through this, it prevents any reverse voltages from being applied to the circuit.When the voltage is applied, the joule heating effect of the diode will increase, decreasing the resistance of the diode and allowing current to flow more freely. This effect is most noticeable when a high voltage is applied because of the large thermoelectric power.At a certain point, when the current exceeds the Zener breakdown voltage, the diode will become conductive in the reverse direction, allowing a small amount of electricity to pass through. This will regulate or “cap” the voltage, preventing it from getting any higher.

Conclusion

The JAN1N6339 rectifier diode is a highly versatile and cost effective diode with a low capacitance, allowing it to be used in many automotive, portable electronics and telecom applications. Its low reverse leakage, maximum forward voltage drop, and Zener breakdown voltage make it a perfect candidate for any project that requires it.

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