CZRER52C2V2

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Voltage - Zener (Nom) (Vz):	2.2V
Tolerance:	±5%
Power - Max:	150mW
Impedance (Max) (Zzt):	100 Ohms
Current - Reverse Leakage @ Vr:	100µA @ 1V
Voltage - Forward (Vf) (Max) @ If:	900mV @ 10mA
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	0503 (1308 Metric)
Supplier Device Package:	0503 (1308 Metric)
Base Part Number:	CZRER52C2V2

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## CZRER52C2V2 Application Field and Working PrincipleDiodes are electrical components that allow electric current to flow in one direction when voltage is applied, thus performing the role of rectifying electric current. Zener diodes are a subset of diodes that are specifically designed to operate in reverse breakdown mode, allowing the flow of electric current in reverse direction when the reverse breakdown voltage, also called Zener voltage, is reached. This makes them particularly useful for their ability to maintain a set voltage across a load, and for providing protection against voltage spikes. Single Zener diodes are notable for their minimalistic design, consisting of a single p-n junction and relatively cheap costs, making them a popular choice in electrical engineering.The CZRER52C2V2 is a type of single Zener diode manufactured by Central Semiconductor Corporation. It is designed to provide reliable overvoltage protection while conforming to the DO-41 type axial package standard, making it a suitable choice for space-limited applications. Furthermore, its construction features an integrated glass passivated junction, allowing it to operate in both AC and DC circuits, as well as improved surge handling capacity.It has a Zener voltage of 2.2V, making it suitable for applications where a reliable low level protection is needed without disrupting the current flow. The CZRER52C2V2 is capable of withstanding a maximum reverse voltage of 24V with a peak pulse power of 500W, making it suitable for a broad range of industrial applications.The working principle of the CZRER52C2V2 is based on the reverse breakdown concept. On the device itself, a p-n junction is present in the form of a small gap. When the applied voltage reaches the Zener breakdown voltage, current will be generated across the junction due to the sudden modification of the structure of the p-n junction, allowing the electric current to flow in the reverse direction. The CZRER52C2V2 is constructed such that when this occurs, the excess current from the flow is diverted away and isolated from the main circuit, thus protecting the device from overvoltage conditions.The CZRER52C2V2 has a wide range of applications, including being used as a replacement for a voltage regulator for automotive circuits, for providing overvoltage protection for junction box controllers, and for providing voltage reference input for voltage monitoring circuits. Furthermore, it is also used in automotive LED lighting systems, LED indicators, and LED switchgear.Due to its small form factor and reliable performance, the CZRER52C2V2 is a popular choice among industrial engineers looking for a reliable way to provide overvoltage protection in space-limited applications. As an added advantage, it meets the DO-41 package standard, allowing it to be integrated into existing surfaces in a non-intrusive manner. Furthermore, its integrated glass passivated junction also helps to improve its surge handling capacity, making it suitable for a broad range of industrial applications.

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