SA28-E3/54

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TVS diode, also known as Transient Voltage Suppression diode, is a specific type of diode that is specially designed to protect sensitive electrical components from overvoltage damage and short circuits. The SA28-E3/54 is one specific kind of TVS diode, which is suitable for various applications in different industries.

The main application field for the SA28-E3/54 is Automotive Electronics and Telecommunications. It is used in the automotive industry to protect the car\'s electrical system, which often requires high voltage spike protection. It can also help reduce electronic interference in telecommunication applications. In addition, the device has a high surge current, which makes it suitable for protecting CCTV systems, set-top boxes, and modems.

The basic working principle of SA28-E3/54 is to absorb, clamp, and discharge overvoltage transients. The device works by having a diode that acts like a one-way valve, allowing current to pass through in one direction only. This means that any sudden voltage increases are clamped before they reach the protected circuits, preventing damage.

Once the voltage exceeds the breakdown voltage of the device, the diode begins to conduct. This creates a low-impedance path that diverts the current away from the protected circuits. Once the voltage decreases below the breakdown voltage, the device stops conducting and the diode is back in a non-conducting mode.

The surge rating of the SA28-E3/54 can reach up to 225A (8/20 μs). This is more than enough to suppress common transients, such as lightning and ESD. The device is also designed for low reverse leakage current, which increases its reliability and makes it suitable for even the most demanding applications.

In addition, the device is RoHS-compliant and has UL certification, meaning it is approved for use in safety-critical environments. This makes it an ideal choice for the most demanding applications, such as automobiles and telecommunications.

Overall, the SA28-E3/54 is a reliable and widely used TVS diode, with a broad range of applications in the automotive and telecommunications industries. The device is designed for long-term use and has a wide operating temperature range, making it suitable for even the most demanding applications. Its robust construction ensures reliable performance and it is RoHS-compliant and has UL certification, making it an ideal choice for safety-critical environments.

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