VLZ22A-GS08

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Voltage - Zener (Nom) (Vz):	20.68V
Tolerance:	--
Power - Max:	500mW
Impedance (Max) (Zzt):	30 Ohms
Current - Reverse Leakage @ Vr:	40µA @ 19.1V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Surface Mount
Package / Case:	SOD-80 Variant
Supplier Device Package:	SOD-80 QuadroMELF

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Introduction

The VLZ22A-GS08 diode is a single Zener diode, which has a wide range of uses in a variety of application fields. This component operates at a voltage rating of 22 volts, and is adequately suited for use in many applications that require a specific amount of voltage stability and multiple protection functions. This component has good heat spreading capabilities and matches the stability requirements of electronic circuits that use higher frequencies, such as audio or radio frequencies.

Application

The VLZ22A-GS08 diode has several uses in various application fields. It is commonly used in DC power supplies or AC power sources as an efficient voltage regulator. Esigned to be a low voltage direct current component, this diode is used to limit the amount of current that passes through it in one direction. This component is particularly important for applications with variable supply voltages, such as those used in computers and laptops.The VLZ22A-GS08 diode is also used in battery chargers, as it is capable of providing a constant current and voltage to a battery, regardless of the presence of a varying supply voltage. Additionally, this diode can also be used as a protective component, as it can act as an electronic fuse and provide additional protection against overvoltage, overcurrent, and various other possible sources of overload.

Working Principle

The VLZ22A-GS08 diode works by creating a dynamic junction between two types of semiconductors. This junction is known as the Zener “breakdown” voltage—an area of the diode in which the current rises exponentially when the voltage crossed the breakdown voltage.When the voltage at the diode is lesser than the breakdown voltage, the current through it remains fairly low. When the voltage applied to the diode crosses the Zener “breakdown” voltage, the current through it rises exponentially. This dynamic junction, or Zener “breakdown” voltage, is what helps the VLZ22A-GS08 maintain the constant voltage that it is designed to regulate.The VLZ22A-GS08 diode can also protect against overvoltage and overcurrent sneak path currents that can occur due to imperfect connections or faulty ground wiring. It can also help prevent against transients (rapid voltage fluctuations) that can occur in unpredictable environments, such as in an industrial setting or in an automobile.

Conclusion

The VLZ22A-GS08 diode is a single Zener diode that is used in a variety of applications fields that require regulated voltage. This component operates at 22 volts and helps provide constant current and voltage when applied to a battery, limit the amount of current that passes through it in one direction, and protect against overvoltage, overcurrent, transients (rapid voltage fluctuations) and more. It works by creating a dynamic junction between two types of semiconductors known as the Zener “breakdown” voltage.

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