SMBG5340B/TR13

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The SMBG5340B/TR13 belongs to the Diodes - Zener - Single category. It is a type of Zener diodes with a single junction that is specially designed for circuit protection and line regulation. It has a maximum reverse peak power grade of 3 W, with a maximum Continuous Reverse Voltage of 53 V, a maximum Zener voltage of 40 V and a maximum power dissipation of 150 mW. It has a low junction capacitance of 0.12pF, a maximum operating temperature of 125°C and a total power dissipation of 180mW.

The SMBG5340B/TR13 has a unique application field and working principle. The principles of Zener diodes are based on a property of solid-state materials called the Zener Breakdown. During Zener breakdown, a small voltage difference between two terminals of a diode leads to a large current flow. This effect is also referred to as avalanche breakdown, and its occurrence is explained by a phenomenon known as quantum tunneling. This is when current quantumly tunnels through the junction in a different direction from what is normally allowed by the applied electric field. The SMBG5340B/TR13 has the optimal operating voltage range at lower voltages, making it most suitable for low voltage protection or line regulation.

The main application for the SMBG5340B/TR13 is line regulation. It functions as a voltage regulator by allowing current to flow in one direction across the dielectric until its Zener voltage is reached. At this point, the diode will begin to conduct current in the reverse direction and the voltage across it would remain constant. This is useful for regulating the amount of voltage that is being supplied to a load and prevents it from going over the specified limit.

The SMBG5340B/TR13 also has other tasks such as clamping, overvoltage protection, and ESD protection. The SMBG5340B/TR13 is a low threshold-voltage diode, meaning that it will conduct current even at a lower voltage than normal. This makes it efficient in clamping overvoltage anomalies. Additionally, it also has the ability to protect circuits and components from Electrostatic Discharge (ESD) which can damage semiconductor components. It does so by providing a short-circuit path for high voltage discharges.

The SMBG5340B/TR13 is an energy efficient, high performance device that is ideal for low voltage protection and line regulation. Its small junction capacitance and low power dissipation make it an ideal choice for energy conservation. It is also able to protect circuits from overvoltage and ESD spikes, making it a reliable and cost-effective solution.

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