3EZ27D5/TR12

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	27V
Tolerance:	±5%
Power - Max:	3W
Impedance (Max) (Zzt):	10 Ohms
Current - Reverse Leakage @ Vr:	500nA @ 20.6V
Voltage - Forward (Vf) (Max) @ If:	1.2V @ 200mA
Operating Temperature:	-65°C ~ 150°C
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-204AL (DO-41)
Base Part Number:	3EZ27

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The 3EZ27D5/TR12 is classified as a Zener diode, belonging to the broad category of single component diodes. They are primarily used in applications demanding low-power losses, allowing currents as low as 1 μA to flow through the component. Additionally, they can reach supply voltages as high as 12V in peak conditions.Zener diodes, like the 3EZ27D5/TR12, generally hold only two capabilities: conduction (in the forward direction) and Zener breakdown (in the reverse direction). While conduction entails the flow of electrical charges from the anode to the cathode of the component, Zener breakdown permits an increased reverse voltage to activate a region of low resistance, making current flow to the opposite direction.The simplest way to explain the mechanism of the component is to think of it as an impedance limiter. Zener diodes are known to limit current when the voltage exceeds a certain amount. When a certain reverse voltage is applied, the diode will only allow a certain amount of current to flow. This behavior is largely due to the small depletion layer that forms due to small amounts of impurities. The layer is capable of preventing charge carriers from crossing, thus increasing the efficiency of the component. The result is a superior performance, allowing the component to work efficiently at lower voltages while maintaining high efficiency even at higher voltages.When 3EZ27D5/TR12is used in an application, it typically acts as an impedance limiter. This is because the diode will limit the amount of current that can be drawn through it. When the voltage reaches a certain level, the internal resistance of the component increases, thus allowing only minimal current. In addition, the component will provide protection to the system by clamping any excessive voltages. This means that when a high voltage is applied, it will reduce the voltage to a safe level.In summary, the 3EZ27D5/TR12 is a Zener diode that is used to effectively limit the amount of current that can flow through a system. It works by reducing the voltage to a safe level when excessive voltages are applied. This not only protects the system from any potential damage, but also ensures that the components remain efficient even when operating at higher voltages. As such, 3EZ27D5/TR12 is an ideal choice for use in a variety of applications demanding excellent performance at both low and high voltages.

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