SD05T3G

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The SD05T3G, which is a part of the TVS - Diodes, is a low capacitance protection semiconductor designed to protect analog and digital signal lines from damage due to high-speed transient voltage events. It is designed to protect high-speed data vulnerabilities such as ESD, EFT, and lightning strikes while maintaining signal integrity, even at very high frequencies.

The SD05T3G’s application field can be used in a variety of places. One use for the SD05T3G is in the automotive industry, where it can provide reliable protection of critical communication channels such as Electronic Control Units (ECUs) and embedded microcontrollers that are located throughout the vehicle. Additionally, the SD05T3G can provide protection for smartphones and tablets, where it is used to protect delicate connections from electromagnetic interference (EMI) and incoming surges. It can also be used in industrial applications to protect against power surges, lightning, and electrostatic discharge (ESD).

The working principle of the SD05T3G is based on its “avalanche break-down” technology. This technology uses a p-n junction diode that is reverse biased, which allows electrons to become accelerated and gain enough energy on their way to cause a non-destructive chain reaction in the diode’s semiconductor material. This causes the current to climb rapidly, which in turn connects the terminals of the diode and limits the voltage in the protection circuit. The breakdown voltage is predefined to provide reliable protection against the temporary overvoltage, thus protecting the data line.

The SD05T3G offers an extended protection range that provides protection up to 14.5V, which helps to protect against high energy transients. Additionally, its low clamping voltage of 6V ensures that the signal integrity is maintained even in the event of an overvoltage. It also has an integrated Ultraviolet-Light-Emitting-Diode (UVLED) that triggers a visual alarm whenever an excessive current is drawn, ensuring the user is aware of any potential damage caused. In addition to this, the SD05T3G has a wide operating temperature range that can meet the demands of many industrial and automotive applications.

In summary, the SD05T3G is an efficient, low capacitance protection diode designed for both automotive and industrial applications. It provides reliable protection from transient voltages, while its low clamping voltage ensures signal integrity is maintained in the event of an overvoltage. Additionally, its Ultraviolet-Light-Emitting-Diode (UVLED) trigger ensures the user is aware of any potential damage caused, while its extended temperature range helps it to meet the demands of many industrial and automotive applications.

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