VLZ18A-GS18

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Diodes are a special type of electronic device that allows electric current to flow in one direction only. They have many applications, such as rectifying AC current into DC current and controlling the voltage in circuits. The VLZ18A-GS18 is a type of diode, specifically a Zener diode, which is a specialised diode designed to regulate the voltage in a circuit.

The VLZ18A-GS18 diode is designed to operate within a certain operating temperature range. Its maximum forward and reverse operating current is 1.0 amps with a reverse recovery time of 4 microseconds. It also has a peak non-repetitive surge current of 10 amps. The Zener voltage breakdown is approximately 18 Volts and its maximum Zener impedance is 5.0 ohms. The diode has a maximum power dissipation of 500mW.

The VLZ18A-GS18 is used in many applications where it is necessary to regulate the voltage to a precise level. One of the most common applications is voltage regulation for power supplies. It helps to provide stable operation of the supply and prevent voltage spikes that can damage sensitive circuitry. It can also be used in multiple cell battery packs to ensure that each cell remains at the same voltage level. Other applications include DC-DC converters and in motor control circuits.

The working principle of the VLZ18A-GS18 is based on the Zener Breakdown effect, which occurs in a Zener diode when it is reverse-biased. When the voltage applied to the diode exceeds the Zener voltage breakdown, a large current surge flows through the diode. This current effect causes a proportional flow of carriers in the opposite direction which allows the diode to regulate the voltage to a steady level.

The VLZ18A-GS18 diode is a useful device in many circuit applications where regulation of the voltage is important. It provides stable operation and its reverse breakdown effect allows for precise voltage regulation. It is an invaluable tool for power supply designers and for other circuits where stability and precision are required.

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