TVS - Diodes

SA11CAHA0G, known more commonly as a TVS (Transient Voltage Suppressor) Diode, is a device used to protect sensitive electronic components such as capacitors, resistors, and other analog circuits from damage caused by excessive voltage. The device is designed to protect against surges of up to 20A in short-duration discharges, making it suitable for a variety of applications including automotive, telecom, and industrial. It is suitable for a wide variety of electric and electronic applications, primarily providing protection from electrical surges, spikes, and ESD (electrostatic discharge) events.

Application Fields

The SA11CAHA0G is designed for a wide variety of applications, including automotive, telecom, and industrial. In automotive applications, it can be used to protect sensitive automotive components such as brakes, ignition systems, and fuel delivery systems against voltage surges. In telecom systems, it is often used to protect sensitive telecom systems against ESD events, while in industrial applications it is typically used to protect industrial control systems against voltage surges.

Working Principle

The SA11CAHA0G operates by using a Zener diode to provide a conductive path to dissipate excessive voltages. When the voltage surpasses a certain threshold, the Zener diode is triggered, providing a conductive path and thus dissipating the excess voltage. The additional elements of the SA11CAHA0G, such as the capacitors and resistors, provide additional protection against electrical surges, spikes, and ESD events. The device is designed to also provide reverse or negative polarity protection in order to protect sensitive components from negative voltage pulse.

Conclusion

In conclusion, the SA11CAHA0G TVS diode is a versatile device that provides protection from voltage surges, spikes, and ESD events in a variety of electric and electronic applications. It is suitable for use in automotive, telecom, and industrial applications, and can provide reverse-polarity protection against negative voltage pulses.