SMBJ5954AE3/TR13

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	160V
Tolerance:	±10%
Power - Max:	2W
Impedance (Max) (Zzt):	700 Ohms
Current - Reverse Leakage @ Vr:	1µA @ 121.6V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	DO-214AA, SMB
Supplier Device Package:	SMBJ (DO-214AA)
Base Part Number:	SMBJ5954

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Introduction

The SMBJ5954AE3/TR13 is a single Zener diode manufactured by NXP Semiconductors. It is a 2-pin package type, with a maximum power dissipation of 500mW. This diode has a reverse breakdown voltage of 5.6V and a forward bias of 4 to 6mA. In addition, it has a voltage temperature coefficient of 20mV/°C, and a maximum operating temperature of 125°C. The SMBJ5954AE3/TR13 is designed for use as a voltage reference, a temperature regulator and a voltage protector in various circuits.

Application Field

The SMBJ5954AE3/TR13 is an ideal diode for use in a wide range of applications, especially in voltage regulation and protection. Its low reverse breakdown voltage allows for stability in voltage control and protection, ensuring that delicate circuits are not damaged. In addition, it has a high power dissipation capability, enabling it to operate in high-power applications. The SMBJ5954AE3/TR13 is suitable for use as a temperature regulator, ideal for controlling the temperature in various systems. It can be used to maintain the temperature within a given range, preventing overheating of system components. It can also be used as a voltage clamp in circuits, limiting the maximum voltage that can be reached. The SMBJ5954AE3/TR13 is also suitable for use in high-frequency switching applications, providing a stable voltage reference for the operation of the switch. For instance, it can be used in switching power supplies or in pulse generators. Additionally, it can be used to provide protection against electrostatic transients, ensuring that electronic circuits do not suffer permanent damage in the event of a surge.

Working Principle

The SMBJ5954AE3/TR13 is a Zener diode, which works by utilizing the Zener effect. The Zener effect occurs in heavily doped semiconductors, and is used to create a negative resistance region in the diode’s region of operation. When the diode is reverse biased, the voltage across it decreases until it reaches the Zener breakdown voltage. At this point, the resistance decreases and the current increases rapidly, creating a steep voltage slope. This creates a negative resistance at the junction, which provides the reference voltage that is necessary for the diode to work as a regulator. The Zener effect allows the SMBJ5954AE3/TR13 to maintain a stable output voltage, regardless of the changes in the input voltage. This makes the diode ideal for use in regulating the output of switching power supplies and in providing electrostatic protection.

Conclusion

In summary, the SMBJ5954AE3/TR13 is a single Zener diode manufactured by NXP Semiconductors. It has a reverse breakdown voltage of 5.6V and a maximum power dissipation of 500mW. This diode can be used in various applications, in particular, voltage regulation, temperature regulation, and electrostatic protection. It operates by utilizing the Zener effect, allowing it to maintain a stable output voltage, regardless of changes in the input voltage.

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