SMBG4745E3/TR13

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Diodes are a class of electronic devices that allow electrical current to flow in one direction only. Zener diodes, in particular, have an additional feature in that the reverse current is limited even at high voltages, making them widely used in voltage regulator circuits. The SMBG4745E3/TR13 is a single Zener diode housed in a TO-126 package. This product is optimal for users who need a low capacitance, low-profile diode while maintaining adequate power dissipation.

This diode features a breakdown voltage of 13V and is equipped with a reverse leakage current of up to 250 μA. This device has a power rating of 500 mW and features a maximum junction temperature of 125°C. This device also allows for a wide range of operating temperatures, between -55°C and 150°C.

This Zener diode is ideal for applications where a low profiled, low capacitance, switching or linear applications is needed. It is suitable for short-circuiting protection, clamping/regulatory/active filtering circuits, level shifting, and various automotive and industrial applications.

The working principle of this Zener diode lies in its ability to break down abruptly at a certain voltage level. This breakdown voltage, also called the Zener voltage, is stable and fixed, but can change due to various factors like temperature and reverse current magnitude. This breakdown property allows the diode to be used as a voltage stabilizer, electrostatic actuation, and more.

The SMBG4745E3/TR13 Zener Diode offers excellent heat rejection and power dissipation, along with overload protection, excellent temperature and electrical stability, low-noise operation, and fast switching speed. It is capable of handling large voltage transients and spikes and is perfect for applications where maintaining a certain level of regulated voltage is necessary.

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