SA7.5AHE3/73 Circuit Protection

Voltage - Clamping (Max) @ Ipp:	12.9V
Supplier Device Package:	DO-204AC (DO-15)
Package / Case:	DO-204AC, DO-15, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	500W
Current - Peak Pulse (10/1000µs):	38.8A
Series:	Automotive, AEC-Q101, TransZorb®
Voltage - Breakdown (Min):	8.33V
Voltage - Reverse Standoff (Typ):	7.5V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Introduction to SA7.5AHE3/73

SA7.5AHE3/73 is a device belonging to the family of Transient Voltage Suppressor (TVS) diodes. It offers superior performance in terms of protection against high voltage transients, which makes it ideal for use in a variety of high voltage applications. The SA7.5AHE3/73 is renowned for its exceptional clamping action and high level of protection against transient surges.

Applications of SA7.5AHE3/73

SA7.5AHE3/73 is primarily designed for applications in industrial settings, including medical and consumer electronics equipment. Its ability to evenly dissipate large energy transients enables it to protect delicate electrical components from being damaged due to surges in voltage. The SA7.5AHE3/73 is also commonly used in automotive electrical systems to provide protection against voltage spikes.The device is also popularly used in general-purpose power controllers, such as power supplies, inverters, and switching regulators. It is also used to provide protection against inductive kickback in high-speed switching applications. In addition, the SA7.5AHE3/73 is used to provide protection against overvoltage in CATV systems.

Working Principle of SA7.5AHE3/73

The SA7.5AHE3/73 works by clamping transient voltages and preventing them from reaching other components in the system. It is designed with a voltage clamping mechanism, which minimizes the risk of damage caused by high-frequency transient voltages and surges. When the device detects a high voltage surge, it immediately clamps it to a predetermined voltage level, thus preventing it from reaching other components and damaging them.The SA7.5AHE3/73 is a unidirectional device, meaning it only allows current to flow in one direction. It has a reverse breakdown voltage of 7.5V and a clamping voltage of 10.7V. It is also capable of handling high surge currents of up to 50A. The device is rated to withstand up to 2000 watts of power before it begins to experience significant deterioration.

Conclusion

The SA7.5AHE3/73 is an ideal solution for protecting delicate components from voltage spikes and transients. Its ability to absorb surges in voltage quickly makes it a popular choice in many industrial applications. It is widely used in automotive and CATV systems, as well as in general-purpose power controllers and high-speed switching applications. Its superior protection capabilities make it the perfect choice for providing reliable, secure protection from voltage transients.

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