SM8A27-E3/2D Circuit Protection

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Transient voltage suppressor (TVS) diodes are used to protect sensitive electronics against voltage spikes caused by electromagnetic pulses, electrostatic discharge (ESD), and lightning strikes. They can also be used to suppress line-to-ground and line-to-line transients for voltage ranges from 5V up to a maximum of 400V. The SM8A27-E3/2D is one such diode widely used in many applications.

The SM8A27-E3/2D has a bidirectional series-avalanche diode structure. It belongs to the E3V8/2D family of low-leakage transient voltage suppressors. The device is fabricated using high-voltage CMOS and DMOS technologies. The diode features a high-current junction diode and an avalanche breakdown diode designed to terminate voltage surges, ESD, and lightning currents.

The SM8A27-E3/2D has a maximum working voltage of 400V and a maximum surge current of 5A. It has a low capacitance of 0.1 pF and a low leakage of 5μA. Moreover, the device can withstand repetitive shock spikes of over 150A. It also features fast response time and exceeds UL recognition requirements for transient overvoltage suppression.

The SM8A27-E3/2D is widely used in various applications and can be used for suppression of transients in automotive, military, communications systems and power systems. It can be used for line-to-ground and line-to-line transients protection, eliminating the need for additional series-connected protection components. It is also used in aircrafts and aircraft engines, to protect electrical systems from EMI/RFI and ESD. The diode is also suitable for use in home appliances and industrial automation systems.

The SM8A27-E3/2D has an extremely tiny form factor and can fit virtually any application. Its structure enables it to dissipate surge energy while also providing fast response times. Additionally, the device has an extended working life, due to its high surge current capabilities and improved surge survivability.

In conclusion, the SM8A27-E3/2D is a bidirectional, low-leakage, high-voltage diode suitable for use in various applications. It has a maximum working voltage of 400V, a maximum surge current of 5A, and can withstand repetitive shock spikes of over 150A. The device is designed to withstand EMI/RFI, ESD, and lightning currents. It features a tiny form factor, fast response times, and extended working life.

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