3EZ140D5/TR12

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The 3EZ140D5/TR12 Zener diode is one of the most widely used components in applications that require reliable voltage and current control. In this article, we will discuss the application field and working principle of this component.

The 3EZ140D5/TR12 Zener diode is primarily used in voltage regulators, voltage reference circuits and voltage clamping circuits. It can be used to provide a stable voltage source for critical components, even if the input voltage varies greatly. In addition, these diodes are also used as polarity protectors and as low-power switch elements in logic circuits.

The basic principle of operation of a Zener Diode is the same as that of a standard diode. It is constructed with a p-n junction and allows current to flow in one direction only. However, under high reverse bias, the diode breaks down and allows current to flow in the reverse direction. This breakdown voltage, at which the device will allow current to flow bi-directionally, is known as the Zener voltage.

The 3EZ140D5/TR12 single Zener diode has a breakdown voltage of 5.1V and a power dissipation of 200 milliwatts. It also has a small reverse current leakage under forward bias and a low forward voltage drop for a given current. This low power diode features an operating temperature range of -20°C to 125°C and is available in the TO-92 package.

In conclusion, the 3EZ140D5/TR12 Zener diode is a versatile component that is used in a wide variety of applications, from voltage regulation to logic circuits. It has a low forward voltage drop, a low reverse current leakage, and an operating temperature range of -20°C to 125°C. This type of diode can be used in many circuit designs, from low-power circuits to high-voltage applications.

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