1N4128-1

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A 1N4128-1 is a type of single Zener diode, used to regulate voltage levels. Their purpose is to allow a current to pass in one direction while blocking any return or reverse current. They are also known as clamping diodes, protective or transient suppressor diodes, and are the most common type of Zener diodes.

Zener diodes work by allowing a reverse biased current to flow in the opposite direction of a forward biased current when the voltage across the diode exceeds the Zener breakdown voltage. In other words, when the voltage across the diode rises to the Zener breakdown voltage or greater, current will flow in the reverse direction, allowing the voltage to be regulated. A 1N4128-1 Zener diode is designed to provide stable and accurate voltage regulation.

1N4128-1 Zener diodes are used in a variety of applications, such as voltage regulation circuits, switching power supplies, and other power management applications. In these applications, the diodes are used to limit the voltage to a pre-set level and protect sensitive components. They can also be used for voltage clamping, which is a technique for limiting voltage spikes in particular electrical components. The Zener diode may also be used in radio frequency (RF) circuits to limit the level of power flowing through them.

The 1N4128-1 Zener diode has a reverse terminal voltage of 5.1V, a power dissipation of 500 mW, and a maximum reverse leakage current of 2 µA. The diode is available in a variety of packaging options including axial and surface mount packages. It also has an operating temperature range of -65 degree Celsius to +150 degree Celsius, allowing it to work effectively in a variety of environments.

The 1N4128-1 Zener diode is widely used in many applications due to its reliable performance and low cost. It is a versatile diode that can be used in a variety of circuits, from voltage regulation to power control. In addition, its wide temperature range makes it well suited for use in extreme climates. As a result, 1N4128-1 Zener diodes are a popular choice for many applications.

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