SMZJ3802BHE3/52

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

Diodes are semiconductor devices that can be used to pass current in one direction, to block current in the opposite direction, or to amplify signals. Zener diodes are special types of diodes that work by using the Zener effect, which refers to the sudden reduction in resistance that occurs when a diode is subjected to a high enough reverse voltage. SMZJ3802BHE3/52 is a single zener diode. It is widely used in various electronics applications. This article will discuss the application fields and the working principle of this single zener diode.

Application Fields

The most common application of SMZJ3802BHE3/52 is voltage regulation. It is specifically used for regulating voltages in circuits. This single zener diode can also be used to protect circuits from over voltage and to prevent voltage spikes in power supplies. Additionally, it is used in voltage stabilization circuits and in DC-DC converters. It is also extensively used as a protection device in digital and analog circuits.

Working Principle

The working principle of a zener diode is quite simple. It is based on the Zener effect, which is the sudden reduction in resistance that occurs when a diode is subjected to a high enough reverse voltage. The breakdown voltage of a SMZJ3802BHE3/52 single zener diode is 3.8V. When the reverse voltage across the diode exceeds 3.8V, then it will start conducting current. This is referred to as the breakdown voltage of the diode. When this voltage is exceeded, a large number of electrons start transitioning from the valence band of the diode to the conduction band, causing the diode to become a conductor.

When the reverse voltage is relatively low, the diode behaves like an ideal diode, and the voltage across it remains constant. When the diode is subjected to a higher reverse voltage, then it starts conducting current and the voltage drops to the rated Zener voltage (3.8V). This allows the diode to be used for voltage regulation, since the voltage across it is constant and does not vary with load current, as is the case with other types of diodes.

When used for voltage regulation, the SMZJ3802BHE3/52 single zener diode is typically connected in reverse bias. This means that the anode is connected to ground, and the cathode is connected to the voltage source. This configuration allows the diode to set the voltage level, while still providing protection against over voltage.

In summary, SMZJ3802BHE3/52 is a single zener diode that is commonly used for voltage regulation, protection, stabilization, and DC-DC conversion. It works based on the Zener effect and has a rated breakdown voltage of 3.8V. It is usually connected in reverse bias in order to provide protection against over voltage. This makes it an ideal choice for many different types of electronics applications.

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