AZ23C27-HE3-08

Series:	Automotive, AEC-Q101
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Configuration:	1 Pair Common Anode
Voltage - Zener (Nom) (Vz):	27V
Tolerance:	±5%
Power - Max:	300mW
Impedance (Max) (Zzt):	80 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 20V
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23

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Introduction

A Zener diode is a type of diode that, like a normal diode, allows current to flow in only one direction, but also permits it to flow in the reverse direction at a certain voltage value, called the breakdown or “Zener” voltage. This phenomenon is due to the impact breakdown effect, which occurs when electrons near the edge of the junction are accelerated to such a speed that they can overcome the potential barrier and cross.The AZ23C27-HE3-08 diode is a special type of Zener diode array which integrates many discrete diodes into a single integrated circuit (IC). This makes the device suitable for a variety of high-current applications requiring diodes with high breakdown voltages, such as in power supplies and protection circuits. Furthermore, its operating temperature range is wide, making it ideal for use in industrial and consumer products in harsh environments.

Application Fields

As a type of Zener diode array, the AZ23C27-HE3-08 is used to provide overvoltage protection and voltage regulation for various electronic circuits, as well as for other high-current applications. In particular, it is often used for surge protection in power supplies, where its high peak forward current, wide operating temperature range, and low EMI emissions make it an ideal choice.In addition, its impressive power handling capabilities and reliability mean that it can be used in electric motors, such as those found in electric vehicles, to provide protection against overcurrent and overvoltage conditions. Furthermore, its high dielectric strength makes it an ideal choice for use in lightning protection systems, where it is used to protect sensitive electronic components from high-voltage surges.

Working Principle

The AZ23C27-HE3-08 Zener diode array works by creating a voltage divider, made up of a number of discrete diodes. These discrete diodes are connected in series, with the breakdown voltage of each individual diode determining the overall breakdown voltage of the array.When the input voltage applied to the array exceeds the breakdown voltage, the current begins to flow through the diode and the voltage is regulated at a safe level. This regulation process is key to the device\'s ability to provide surge protection and voltage regulation, as it prevents the voltage from exceeding the device\'s specified limits.

Conclusion

The AZ23C27-HE3-08 Zener diode array is a versatile, high-performance device well-suited for a variety of applications requiring overvoltage protection and voltage regulation. Its wide operating temperature range, impressive power handling capabilities, as well as low EMI emissions, make it ideal for use in a range of electronic circuits, from power supplies and lightning protection systems to electric motors and other high-current applications. Thanks to its discrete diodes connected in series, the device can provide reliable voltage regulation, making it a reliable and trustworthy choice.

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