SA110CA-E3/73 Circuit Protection

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The SA110CA-E3/73 is a TVS (Transient Voltage Suppressor) diode designed to provide protection against voltage transients in a variety of electronic applications. The diode is typically used in applications that require protection against overvoltage, overcurrent, and ESD (electrostatic discharge) events. The device is manufactured using a variety of technologies, including Schottky and avalanche diodes.

The primary application of the SA110CA-E3/73 is to provide protection against overvoltages in applications such as automotive electronics, telecom systems, industrial equipment, mobile phones, and medical devices. The device is also designed to operate at temperatures up to +85°C and is compliant to IEC 61000-4-2 level 4 (15KV contact).

The device is available with either SOT-23 or ‐36 package sizes and its maximum working voltage is 9.85V. The device features a low clamping voltage of 13.1V at 10 A (8/20μs) allowing it to protect sensitive circuits from overvoltage transients.

The SA110CA-E3/73 operates on a working principle similar to other TVS - Diodes. When an overvoltage occurs, the diode will conduct the current and will redirect it to ground. The mechanism behind this is that the diode’s reverse breakdown voltage will be less than the forward voltage, allowing the current to flow in the reverse direction. The diode will then clamp the voltage at the reverse breakdown voltage thus protecting the circuit from overvoltage.

The SA110CA-E3/73 is designed to provide a fast response to overvoltage and it has a low capacitance which means it can protect against short high-energy transient events. The device also features excellent power dissipation capability and can safely limit the current to 9.5A in the case of overvoltage events.

In addition to overvoltage protection, the SA110CA-E3/73 also offers protection against ESD events. It is compliant with the IEC 61000-4-2 level 4 (15KV contact) standard and can provide protection against ESD events up to 6KV. The device also offers a wide range of ESD robustness and its diode structure provides protection against ESD events in both directions.

Overall, the SA110CA-E3/73 is an excellent device for providing protection against overvoltage and ESD events. It has a low clamping voltage, fast response time, and excellent power dissipation. It also offers a wide range of ESD robustness and is compliant with the IEC 61000-4-2 level 4 (15KV contact) standard. The device is suitable for a wide variety of applications including automotive electronics, telecom systems, industrial equipment, mobile phones, and medical devices. Its high performance and reliability make it an ideal choice for applications requiring protection from voltage transients.

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