1N5279B TR Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Last Time Buy
Voltage - Zener (Nom) (Vz):	180V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	2200 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 137V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 200°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	DO-35

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The 1N5279B TR is a single Zener diode with an exceptionally low noise performance. Zener diodes are semiconductor devices with a structure similar to a regular diode. The difference between the two is that a regular diode is designed to only allow current to flow in one direction, while a Zener diode is designed to allow current to flow in two directions.The 1N5279B TR is primarily used for protection of sensitive electronic circuits. Zener diodes are used when the goal is to specify a very exact voltage that must not be exceeded by the circuit. It can also be used to regulate voltages in circuits and ensure consistent current flow. When the voltage applied to the 1N5279B TR diode is below the specified voltage, the diode will not conduct. When the applied voltage is higher than the breakdown voltage, the current will start to steadily rise, reaching the zener voltage at which the current flow is regulated. Beyond that, even if the applied voltage increases, the current will remain fixed. This process is referred to as "Zener breakdown".The 1N5279B TR offers a degree of temperature protection when compared to traditional Zener diodes. It also has a low thermal resistance, allowing it to operate in a variety of different applications. The diode can be used to protect RF transistors or provide voltage regulation, power supply protection and over-voltage protection.When using the 1N5279B TR, it is important to ensure that the heat sink is sufficient enough to dissipate any generated heat. The diode’s operating temperature should also be considered when selecting an appropriate heat sink. Additionally, care should be taken when soldering the diode in place to prevent any possible issues.The 1N5279B TR is an excellent choice for a variety of situations, as it is capable of providing reliable and consistent performance in a wide range of applications. Its low noise performance and temperature protection features make it an ideal choice for circuit protection, over-voltage protection and voltage regulation. As it is relatively easy to use and maintain, it is a great choice for a wide range of circuit designs.

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