SMBJ17CAHE3/52

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The SMBJ17CAHE3/52 is a part of the Transient Voltage Suppressors (TVS) diodes. TVS diodes are installed to provide protection to integrated circuits or other devices against transient voltage. When triggered, they divert the excessive electrical current, which helps prevent damage to the device and the system as a whole. The SMBJ17CAHE3/52 is specifically designed for the protection of high-speed data interfaces such as ethernet, USB and firewire, with specialized features such as fast response time, high power, etc.

Since it is designed for data line protection, the working principle of the SMBJ17CAHE3/52 revolves around reverse bias clamping. This operation is based on the principle of a diode blocking electrical current in one direction, but allowing it to flow the other way. When a positive voltage is applied to the device, it enters into a reverse bias state, with the current being diverted in all directions, the most dominant to the ground. This helps dissipate the extra electrical energy by raising the voltage level.

In comparison to other devices, the SMBJ17CAHE3/52 is notable for its fast response time of < 5 ns, which helps provide excellent protection against high-frequency transients. It also offers an excellent throughput for an array of power levels, with a maximum peak power rating of 1500 W for an 8/20 μs transient impulse.

The SMBJ17CAHE3/52 can be deployed in many applications such as integrated interface circuits, telecom ports, computer ports, and audio and video systems. It also finds use in automotive applications, particularly where its fast response time and high power requirement provides superior protection against transient voltage.

The SMBJ17CAHE3/52 is available in an SMAJ package which features two additional glass passage terminals for enhanced reliability in most of the operating conditions. Additionally, the device features ESD protection, built-in thermal protection, and an improved ESD transient suppression capability.

In conclusion, the SMBJ17CAHE3/52 is part of the TVS diodes family and is designed to provide high-speed data line protection with a fast response time and high power rating. It can handle multiple power levels and is suitable for a wide range of applications, including an array of automotive applications.

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