SZMMSZ4V7T1G

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	4.7V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	80 Ohms
Current - Reverse Leakage @ Vr:	3µA @ 2V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	SOD-123
Supplier Device Package:	SOD-123
Base Part Number:	MMSZ4V7

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Introduction to the SZMMSZ4V7T1G

The SZMMSZ4V7T1G is a single junction Zener diode, manufactured by STMicroelectronics, that provides a variety of functions as part of its many applications. This device offers superior electrical parameter stability, allowing it to exhibit fast and precise responses to various environmental signals. Due to its low cost, reliable performance, and wide availability, the SZMMSZ4V7T1G is a popular choice for many types of electronic systems.

Application of the SZMMSZ4V7T1G

The SZMMSZ4V7T1G is a versatile component that fulfills different roles in multiple types of electronic equipment. It is most commonly used for electrical protection and regulating purposes. This diode can also be used for overvoltage, overcurrent, and transient voltage protection applications. It also allows for the regulation of voltage and/or current levels in a circuit.The SZMMSZ4V7T1G is primarily suited for power and auto-mobile applications. It can be used to protect the electronic circuits of an automobile or other electronic device such as a home appliance, by providing proper overvoltage protection.The SZMMSZ4V7T1G can also be used in many different types of power-supply circuits. For example, it can be used as a voltage reference in charge-pump circuits and voltage-doubling converters, as well as in switch-mode power supplies. It can also be used to provide regulation and protection in other integrated circuits.

Working Principle of the SZMMSZ4V7T1G

The SZMMSZ4V7T1G utilizes a breakdown voltage technique for the regulation and protection of electrical circuits. This technique is based on the establishment of a reverse-biased voltage across the junction of the device.When a reverse-biased voltage is applied to the diode, the electric current through it will flow in the opposite direction as the voltage. As the voltage increases, the electric current through the diode will also increase. There is a point where the current through the diode becomes constant and the diode is said to be in breakdown. At this point, the voltage across the the junction of the device is said to be the breakdown voltage.To provide protection and regulation, the SZMMSZ4V7T1G has a predetermined breakdown voltage. The device will start to regulate the voltage or current level in a circuit when the voltage across the junction is equal to or greater than this predetermined voltage. Under such conditions, the diode will constrain the voltage level or current level to the desired value. The diode can thus serve as an effective and efficient regulator or protector in a circuit.

Conclusion

The SZMMSZ4V7T1G is an effective and versatile single junction Zener diode manufactured by STMicroelectronics. It is far less expensive than other diode options and can be used for a variety of purposes, including electrical protection, voltage regulation, and overvoltage, overcurrent, and transient voltage protection applications. The SZMMSZ4V7T1G utilizes a breakdown voltage technique for the regulation and protection of electrical circuits, making it an ideal choice for power and auto-mobile applications.

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