1N5922D G

Series:	--
Packaging:	Bulk
Part Status:	Active
Voltage - Zener (Nom) (Vz):	7.5V
Tolerance:	±1%
Power - Max:	1.25W
Impedance (Max) (Zzt):	3 Ohms
Current - Reverse Leakage @ Vr:	5µA @ 6V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-204AL (DO-41)
Base Part Number:	1N5922

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1N5922D G Application Field and Working Principle

1N5922D G is a single Zener diode which has wide range of application areas. It is particularly suitable as voltage references and as clamps for signals and in mains power supplies for protecting and regulating the mains voltage. The 1N5922D G has a maximum working voltage of 600V and a maximum reverse current of 100mA.

General Applications Field

1N5922D G single Zener diode is widely employed in protecting loads from voltage spikes and electrical noise. These spikes and noises are known as transient current and voltage surges, and they can cause damage to sensitive electronic components. By using 1N5922D G single Zener diode, these unwanted currents and voltages are diverted away from the main load. Moreover, this diode is also used in voltage regulation to ensure that the voltage applied to the load remains within a specified range.

Specific Application Fields

1N5922D G single Zener diode is used in devices that make use of high power switching such as power converters and motor controllers. It can be used as an overvoltage protection circuit or as a reference voltage source. The diode is also used in oscillators for stabilizing and controlling the frequency of an oscillating signal. Furthermore, it can also be used in low dropout voltage regulators, which are designed to maintain a constant output voltage even when the input voltage changes.

Working Principles

The basic principle of operation for 1N5922D G single Zener diode is that of a normal diode in reverse bias. When a reverse voltage is applied to the diode, the current flowing through it is negligible until the zener voltage is reached. At this point, the current abruptly increases, causing a breakdown in the diode. This breakdown causes the voltage across the diode to become more stable and no longer rely on the applied voltage. When the reverse voltage is higher than the zener voltage, then the diode is in the zener breakdown region and the current increases with increasing reverse voltage. This breakdown current is known as the zener current and is used to regulate the voltage across the diode. As a result, the diode provides a constant voltage output, independent of the applied voltage.

Conclusion

The 1N5922D G is a versatile single Zener diode with wide range of applications. Its working principle relies on a zener breakdown that takes place when a reverse voltage is applied, and it is mainly used as voltage references and in mains power supplies. It is also employed as a protection circuit to guard against voltage spikes and electrical noise. Moreover, it is used in oscillators and other devices such as power converters and voltage regulators.

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