JANTXV1N4104D-1

Series:	Military, MIL-PRF-19500/435
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	10V
Tolerance:	±1%
Power - Max:	500mW
Impedance (Max) (Zzt):	200 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 7.6V
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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Introduction

The JANTXV1N4104D-1 is a single Zener diode, from the JANTX product line. It’s a high-performance diode with a 60 V breakdown voltage and a 40 W power rating. This diode can be used in a wide variety of applications, from basic power supply/DC-DC conversions to power supplies for electronic equipment. This article will discuss the general application field for this diode, as well as the basic working principle of the device.

Application Field

The JANTXV1N4104D-1 is a versatile device with a wide range of application possibilities. At the most basic level, it can be used in a simple voltage regulator circuit, where it acts as a clamping device. In this application, the diode is used to maintain a set voltage across a load. By connecting the diode in series with the load, any excess voltage is prevented from reaching the load and thus the voltage across the load is clamped to the Zener voltage. The device can also be used in power supply and DC-DC conversion circuits. Here, the JANTXV1N4104D-1 can be used to regulate the voltage across the power supply’s output, or to provide a path for current flow in case of an over-voltage condition. Additionally, the diode can be used as a protection circuit against over-voltage events, by clamping the voltage across the load device. The device can also be used in the stabilization of a circuit due to its low-noise characteristics. A specialized form of the device, called a voltage-temperature-compensated Zener (VTCZ), can be used for temperature-sensitive circuits, where the Zener’s breakdown voltage is correlated to temperature changes. Lastly, the diode can be used as an EMF (electromagnetic field) suppression device, protecting other circuit elements from the interference inside a particular PCB layout.

Working Principle

As a single Zener diode, the JANTXV1N4104D-1 works on a principle known as ‘reverse breakdown’. This is a phenomenon that occurs when the voltage exceeds a certain threshold, which is known as the breakdown voltage. The diode starts to conduct in the reverse direction, allowing current to flow in a direction opposite to the one originally specified. As a consequence, the voltage that is being applied to the device is regulated by a negative differential resistance effect. This phenomenon is the result of the built-in potential barrier, which is known as the ‘Zener breakpoint’. The Zener breakpoint can be adjusted by changing the doping or impurity levels inside the diode. The diode’s breakdown voltage is determined by the difference between the breakdown voltage of the diode and the external applied voltage. It is important to note that the breakdown voltage of the diode is also affected by temperature changes, which can reduce the overall voltage regulation.

Conclusion

The JANTXV1N4104D-1 is a versatile single Zener diode, with a wide range of applications. From regulating voltage for DC-DC conversion to voltage and temperature protection, this diode can do it all. The working principle of the device is based on reverse breakdown, where current starts flowing in the reverse direction when the applied voltage exceeds a certain threshold. With its multiple application possibilities and reliable performance, the JANTXV1N4104D-1 is an ideal choice for a wide variety of applications.

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