1N2979A

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The 1N2979A diode is a single Zener diode belonging to the diodes family of electronic components. It is generally used as a voltage regulator in electronics circuits. A voltage regulator is an electronic device used in circuits to ensure that the voltage remains constant, regardless of supply and load variations.

The 1N2979A has a reverse breakdown voltage of 49.5V and can withstand high power surge. It supports up to 1.5A maximum and is designed with low leakage current suitable for low power electronics projects. As the voltage does not change with the current, the 1N2979A offers high stability at a constant voltage.

Typically, the 1N2979A diode can be used in voltage regulator circuits for power supplies, reverse voltage protection, signal rectification and level shifting. It can also be used in both AC and DC-based circuits, as well as low-voltage switching circuits. Additionally, this diode can be used in test equipment and various other applications such as signal conditioning and railway signal protections.

The working principle of the 1N2979A diode is fairly simple. It consists of a junction between N-type and P-type semiconductors. When a forward voltage is applied to the diode, the current passes through the N-type material and charges the P-type material. During this time, a potential barrier is formed between the N and P-type materials. This potential barrier increases as the forward voltage increases. When a reverse voltage is applied, the diode will break down, allowing the current to suddenly pass through the device.

The voltage at which this breakdown takes place is known as the Zener voltage, and the diode is designed to maintain this value as the current increases. This makes it useful for regulating and maintaining a steady voltage even when the current fluctuates. As a result, the 1N2979A can be used to provide reliable voltage regulation in circuits.

The 1N2979A diode is a reliable and versatile Zener device that can be used in a variety of applications. It offers low leakage current, high surge protection, and strategic breakdown voltage, making it suitable for many types of electronic circuits.

The specific data is subject to PDF, and the above content is for reference