GDZ22B-HE3-18

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 GDZ22B-HE3-18 Zener diode is a simple and efficient device used for regulating voltages. It serves a variety of purposes, including regulation of the circuit’s output voltage, stabilizing current flow, and providing protection from overloads. The GDZ22B-HE3-18 is a suitable choice for a wide range of applications, from audio equipment to microcontrollers, LED drivers, and automotive applications.

The GDZ22B-HE3-18 Zener diode is a piece of semiconductor material with a highly doped junction between two regions of different electrical properties. By controlling the amount of current flowing through them, Zener diodes can be used to regulate voltages; this is known as the Zener effect. The GDZ22B-HE3-18 has a nominal voltage rating of 18V, a very low power dissipation of 510mW, and a high reverse leakage current of 5µA. It operates at a temperature range of -30°C to +90°C and has a maximum surge current of 1A.

The GDZ22B-HE3-18 is a type of single-diode Zener regulator, which uses a single diode as the main element of a voltage-regulation circuit. A single-diode Zener regulator is the most basic type of voltage regulator, and it is designed to keep the output voltage of a power supply stable and within a given range, even if the input voltage varies.

To use the GDZ22B-HE3-18 Zener diode as a voltage regulator, it is connected in a simple voltage-regulating circuit, as shown in the diagram. The regulator circuit consists of the Zener diode, a series resistor, and a current-limiting resistor. An input voltage is applied to the series resistor; this voltage is then divided between the resistor and the Zener diode. When the voltage across the resistor reaches the Zener voltage, the current is diverted to the Zener diode and the output voltage remains stable.

The series resistor determines the amount of current that passes through the Zener diode, and thus the output voltage is regulated. A current-limiting resistor is used to protect the Zener diode from excessive current and is typically set between 20ohms and 800ohms. This resistor also reduces the load on the series resistor, allowing it to be made smaller.

The GDZ22B-HE3-18 Zener diode is extensively used in audio equipment, microcontrollers, LED drivers, and automotive applications for its low power dissipation and excellent regulation of voltages. It is an ideal choice for a wide range of circuit designs and applications that require stability and protection from overloads.

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