1N5338AE3/TR8

Single Zener Diodes Overview

The Microsemi Corporation 1N5338AE3/TR8 is a silicon 5-watt Zener diode with a nominal voltage of 5.1V and ±10% tolerance. It operates within a temperature range of -65°C to +150°C, featuring a maximum reverse current of 10µA at 1.0V and a dynamic impedance of 1.5Ω. The device utilizes a T-18 axial lead package and includes an 'e3' suffix for RoHS compliance and a 'TR8' suffix indicating tape and reel packaging.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation across a broad operating current and temperature range
• Features flexible axial-lead mounting terminals suitable for through-hole applications
• Withstands high surge stresses and exhibits minimal changes in voltage versus current
• Compliant with RoHS standards and moisture classification Level 1

Single Zener Diodes Applications

• Voltage regulation circuits for microcontrollers and sensors
• Overvoltage protection and transient suppression in power supplies
• High-reliability military and aerospace screening applications

Single Zener Diodes Procurement Notes

Verify the specific ordering suffixes against official documentation to confirm exact specifications. The 'e3' suffix indicates RoHS compliance, while 'TR8' denotes tape and reel packaging. Confirm that the component meets all required environmental and electrical standards before procurement.

Single Zener Diodes Selection Notes

Select this component when a 5.1V Zener diode with ±10% tolerance is required for 5W power dissipation. Ensure adequate heat sinking is provided to maintain performance within the specified thermal limits. Verify compatibility with the T-18 axial lead package for the intended circuit board layout.

Single Zener Diodes Part Context

This part belongs to the JEDEC registered 1N5333B through 1N5388B series of silicon 5-watt Zener diodes. The series offers a wide selection of voltages from 3.3V to 200V with various tolerance options identified by specific suffix letters on the part number.

Single Zener Diodes Replacement Considerations

Equivalent parts include other 5.1V 5W Zener diodes in the T-18 package. Verify electrical parameters such as dynamic impedance and reverse current match the original requirements before substitution.

Single Zener Diodes FAQ

What does the 'e3' suffix indicate?

The 'e3' suffix indicates that the device is RoHS compliant.

What is the maximum reverse current specification?

The maximum reverse current is 10µA at a test voltage of 1.0V.