1N5342BE3/TR12

Single Zener Diodes Overview

The Microchip Technology 1N5342BE3/TR12 is a silicon 5-watt Zener diode with a nominal voltage of 6.8 V and ±5% tolerance. It operates within a temperature range of -65°C to +150°C, featuring a maximum reverse current of 10 µA at 3.0 V and a dynamic impedance of 1 Ω at a test current of 175 mA. The component utilizes an axial-lead T-18 package and is supplied in tape-and-reel format.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation across a broad operating current and temperature range
• Withstands high surge stresses and exhibits minimal voltage change versus current
• Features flexible axial-lead mounting terminals for through-hole integration

Single Zener Diodes Applications

• Voltage regulation circuits requiring 5-watt power dissipation
• Power supply reference applications
• Protection against overvoltage conditions

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against official datasheets to confirm electrical parameters and packaging type. Ensure compatibility with thermal management requirements due to the 5-watt power rating. Confirm RoHS compliance status and lead material specifications prior to procurement.

Single Zener Diodes Selection Notes

Select this component for applications requiring precise voltage regulation with tight tolerances. Consider the thermal resistance characteristics and derating curves when designing heat sinking solutions. Verify that the operating current remains within the specified maximum regulator current limits.

Single Zener Diodes Part Context

This device belongs to the JEDEC registered 1N5333B through 1N5388B series of silicon Zener diodes manufactured by Microsemi (now Microchip Technology). The series offers a wide selection of voltages from 3.3V to 200V with various tolerance options identified by suffix letters.

Single Zener Diodes Replacement Considerations

Consult official manufacturer documentation for verified substitute part numbers. Cross-reference electrical parameters such as voltage, tolerance, and power dissipation to ensure functional equivalence.