1N2808A

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Diodes

Zener

Single

1N2808A is a kind of single zener diode. It has a maximum forward voltage drop of 800mV, and a low clamping voltage, which makes it suitable for a variety of applications.

1N2808A has two main application fields. The first is as a voltage regulator in electronic circuits. It is used to regulate the voltage in electronic circuits to a specific level, thus providing a stabilized power supply. The second application field is in overvoltage protection systems. 1N2808A is used to provide protection against overvoltage conditions, and is commonly used in circuit breakers and surge protectors.

The working principle of 1N2808A is simple. When voltage is applied to the diode, it moves current through the diode in one direction. This creates a voltage drop across the diode, which is called the forward voltage drop. The voltage drop is proportional to the current flowing through the diode. The voltage drop is typically 800mV for 1N2808A.

When the voltage applied to the diode exceeds the forward voltage drop of the diode, the diode will start conducting current. This is known as the breakdown voltage, or the Zener voltage. The Zener voltage is usually set to a specific level, which prevents the voltage across the diode from exceeding that level.

1N2808A is a reliable and cost-effective single zener diode that is suitable for many applications. Its versatility, low forward voltage drop, and low clamping voltage make it a popular choice.

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