JAN1N4955D

Series:	Military, MIL-PRF-19500/356
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	7.5V
Tolerance:	±1%
Power - Max:	5W
Impedance (Max) (Zzt):	1.5 Ohms
Current - Reverse Leakage @ Vr:	100µA @ 5.7V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 1A
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	E, Axial
Supplier Device Package:	E, Axial

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Introduction

The JAN1N4955D diode is a Zener diode, which is a type of diode designed to function as a voltage regulator. It is a single-line voltage regulator with a maximum zener voltage of 1V and a minimum zener voltage of 0.8V. It has a power rating of 800mW and a maximum junction temperature of 150°C.

Application Field

The JAN1N4955D diode is used generally in the electronics industry to protect electronic circuits from voltage surges. It is often used in the automotive industry in automotive electronics such as switch panels, relays, and circuit breakers. It can also be used for audio equipment such as amplifiers, audio receivers, and soundboards. It is also used in power supplies and to regulate the voltage output of solar panels.

Working Principle

The JAN1N4955D diode works by allowing current to flow easily in one direction, while impeding current in the other direction. When voltage is applied, the diode creates a potential across its internal resistance, called the Zener voltage, which regulates the output voltage. The Zener voltage is fixed, meaning that the output voltage remains constant, even when the input voltage fluctuates.

Conclusion

The JAN1N4955D diode is an efficient and reliable voltage regulator that can be used in many different applications. Its fixed Zener voltage ensures that it will provide consistent power output, even when the input voltage changes. Its wide range of uses make it an essential component in many different electronics circuits.

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