SMAJ4736E3/TR13

Introduction

SMAJ4736E3/TR13 is a single Zener diode with a reverse breakdown voltage of 13 volts. It is manufactured by Diodes Incorporated, a specialty chip manufacturer, and belongs to the family of small signal Zeners. This Zener diode was designed for low voltage, low power applications, such as switching supplies and overvoltage protection. This article provides an overview of the application field and working principle of the SMAJ4736E3/TR13 Zener diode.

Application Field

The SMAJ4736E3/TR13 is mainly used as a voltage regulator in low voltage, low power applications. Its low power loss and low heat dissipation make it ideal for use in switching supplies, portable electronic devices, and overvoltage protection circuits. Its small package size makes it suitable for space-constrained applications. Additionally, the SMAJ4736E3/TR13 has a high power rating and can operate in temperatures from -55°C to +125°C.

Basic Working Principle

The SMAJ4736E3/TR13 is a Zener diode, which relies on the breakdown voltage to regulate voltage, current, and power. A Zener diode consists of two p-n junctions, with the p-side connected to the cathode and the n-side connected to the anode. When the cathode is connected to a positive voltage, conventional current will flow from the anode to the cathode. When the voltage reaches a critical level, the p-n junctions break down, allowing a reverse current to flow. This reverse current keeps the voltage at a regulated level, called the Zener voltage. The Zener voltage of the SMAJ4736E3/TR13 is 13V.

Advantages

The SMAJ4736E3/TR13 has a number of advantages over other Zener diodes. Because it is designed for low voltage applications, it has a low power dissipation and low power loss. It also has a high power rating, allowing it to operate at temperatures from -55°C to +125°C. Additionally, its small package size makes it suitable for space-constrained applications. Furthermore, it has a maximum reverse current leakage of 100 microamps.

Conclusion

The SMAJ4736E3/TR13 is a single Zener diode which is commonly used in low voltage and low power applications, such as switching supplies and overvoltage protection circuits. It has a reverse voltage breakdown of 13 volts and a maximum reverse current leakage of 100 microamps. This Zener diode has a number of advantages, including a low power dissipation, low power loss, high power rating, and a small package size. As a result, the SMAJ4736E3/TR13 is a great choice for low power, low voltage applications.