SMBJ5941A/TR13

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 can be usedin a variety of applications, such as signal amplification, power rectification, and voltage regulation. The SMBJ5941A/TR13 is an especially useful type of diode that was specifically designed for surface mount applications. It is commonly used for turning power and electrical signals on and off. This article takes a closer look at the SMBJ5941A/TR13 and explores its application fields and working principles.

Features

The SMBJ5941A/TR13 is a member of Vishay Intertech’s Small Signal Zener Diode family. The diode, which measures 2.4mm×2.4mm and comes in a SMD package, can handle a wide range of voltages, from 24V up to 125V. The temperature range for operating the device is also quite substantial, as it can withstand up to 175°C without any issues. Additionally, the diode exhibits a low junction capacitance and an impressive reverse voltage capability. The diode also has a relatively low dynamic impedance.

Applications

These property make the SMBJ5941A/TR13 a great choice for a variety of applications. For example, it is commonly used to protect circuits from damging transients. This can be done by placing the diode between the power supply and load. In the event that a power surge occurs, the diode will divert the extra energy away from the circuit and protect it from overload.

The diode is also used to protect products from static discharge. Some products, such as smartphones and notebooks, are especially vulnerable to static electricity, and so need to be protected against it. The SMBJ5941A/TR13 can be used to provide an electrical pathway that will allow static electricity to be safely discharged, thus protecting the product.

Finally, the SMBJ5941A/TR13 is also frequently used for power supply conditioning and voltage regulation. By placing the diode inline, it can be used to limit the voltage across the load and ensure that it remains stable, even when the input voltage changes.

Working Principle

At the heart of the SMBJ5941A/TR13 is the PN junction, which is used to regulate the amount of current passing through the diode. A PN junction consists of two pieces of material, one P-type and one N-type, which are joined together. This junction allows electricity to pass through in only one direction, and so is used to control the flow of current. It can also be used to limit the voltage going through the diode.

The SMBJ5941A/TR13 operates on the basis of a Zener breakdown. This phenomenon occurs when the reverse voltage is greater than the breakdown voltage of the PN junction (also known as the Zener voltage). When this happens, the electric field in the junction becomes so strong that it causes the electrons to break through the barrier and start to conduct current. This allows the diode to regulate the voltage passing through it, preventing it from exceeding the Zener voltage.

Conclusion

The SMBJ5941A/TR13 is a powerful and versatile surface mount device. Its wide range of applications, from static discharge protection to voltage regulation, makes it an essential component for a variety of power and circuit applications. Moreover, its operation is based on a simple yet effective principle - the Zener breakdown - which allows it to regulate the voltage passing through the diode. Finally, its low capacitance and temperature range also make it a great choice for high speed applications.

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