SZ2139.T

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SZ2139.T is a type of diode classified as a Zener single. A diode is an electrical component, which acts as a one-way valve for current. It is made up of two separate sections or layers of semi-conductive material. The type of material used depends on the purpose of the diode and there are several types available each with specific current handling abilities and characteristics.A single Zener refers to the number of layers of semi-conductive material that make uo the diode; namely one, as opposed to other diodes which may use two, three, or more layers of semi-conductive material. The single layer construction defines the diodes characteristics and the governing rules for its application and use.SZ2139.T is anode terminal part number for a type of general-purpose Zener diode known as Suppressed Zener. This type of diode has an additional internal zener diode designed to reduce and control the occurrence of parasitic oscillations. The SZ2139.T is capable of handling a maximum surge of 3.0A and has a breakdown reverse voltage range of 15.0 to 54.0V.The application and working principle of SZ2139.T is relatively simple. When it is forward biased and subjected to a voltage that exceeds its breakdown voltage then a small reverse current will flow and continue to increase until equilibrium is achieved.The SZ2139.T is an excellent choice for applications such as voltage regulation, voltage clamping, and voltage snubbing.In a voltage regulation application, the diode is placed in series so that the breakdown voltage is exceeded and a reverse current flows. This current is limited and very stable, ensuring that a steady supply of regulated power can be derived from the reverse-biased diode junction.In a voltage clamping application, the SZ2139.T is placed across the voltage source so as to limit the peak voltage by diverting the excess voltage through its internal zener pathways. It acts as a "clamp" to absorb the surge and reduce the amplitude of the signal.In a voltage snubbing application, the SZ2139.T is placed across the voltage source to reduce the rate of voltage rise, thus protecting the connected circuits from damaging over-voltage. Snubbing can also be used to reduce voltage harmonics and protect against false triggering.In summary, the SZ2139.T is a popular general-purpose Zener diode that is well suited for a wide range of applications. It has an optimum combination of cost and performance, making it a cost-effective choice for a variety of applications. By understanding its characteristics, application, and working principle, it is possible to use the device in a safe and effective manner.

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