JAN1N4099-1

Series:	Military, MIL-PRF-19500/435
Packaging:	Bulk
Part Status:	Discontinued at Digi-Key
Voltage - Zener (Nom) (Vz):	6.8V
Tolerance:	±5%
Impedance (Max) (Zzt):	200 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 5.2V
Voltage - Forward (Vf) (Max) @ If:	1.1V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	DO-35 (DO-204AH)

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JAN1N4099-1 Diodes - Zener - Single: Application Field and Working PrincipleThe JAN1N4099-1 junction diode is a single Zener diode designed for general purpose use and designed to reverse, suppress, or protect medium-power circuits from excessive transients, as well as functioning as a voltage reference. It is particularly useful for applications that require low power, such as power supplies, portable equipment and computers.The JAN1N4099-1 is a Junction Diode, which consists of a PN junction with a Zener breakdown voltage ranging from 6.2 volts to 87 volts. It is not a standard diode, as it has a different breakdown voltage than other diodes. The breakdown voltage of a diode is the voltage at which it rapidly increases its current when it is forward biased, and it will be permanently damaged when reverse-biased.The JAN1N4099-1 is unique in that it has a breakdown voltage that is adjustable. This is done by altering the junction temperature by adding a small amount of heat, which changes the breakdown voltage of the diode. With this capability, the Zener can be adjusted to the exact breakdown voltage needed for a particular application.The working principle of a JAN1N4099-1 is simple. When a voltage is applied to the diode, the voltage across the diode will increase to a specific level before it begins to break down. This breakdown voltage is known as the Zener voltage. The Zener voltage is preset by the manufacturer, usually between 6.2-87 volts. When the Zener voltage is reached, current begins to flow and a greater voltage will not cause the current to continue to increase. This ensures that the JAN1N4099-1 will not be over-loaded. The JAN1N4099-1 has a wide range of applications, including voltage regulation, voltage stabilization, and transient protection. Its ability to perform these functions at both low and high frequencies makes it a unique and versatile component. The JAN1N4099-1 is particularly useful in automotive, audio, and RF applications. In automotive applications, it is used as a power outage protective device, providing protection against power surges in the electrical system. In audio applications, it is often used to regulate the power supply in audio amplifiers, reducing distortion from its built-in circuitry. It is also used in RF applications, such as in antenna amplifiers.In addition to these uses, the JAN1N4099-1 is also used for test and measurement purposes. It allows an engineer to measure the current being driven through the circuit without the need for a dedicated current meter.The JAN1N4099-1 is an important component in a variety of electronic circuits due to its ability to provide a wide range of functions at both low and high frequencies. It has a wide range of applications, from automotive to audio, and is particularly useful in RF and test and measurement applications. The diode is easy to use, reliable, and can be adjusted with precision to meet the needs of any circuit design.

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