1N5347B/TR8

Single Zener Diodes Overview

The Microsemi 1N5347B/TR8 is a silicon Zener diode with a nominal voltage of 10V and a ±5% tolerance. It features a 5W power dissipation rating at 25°C, operating within a -65°C to +150°C temperature range. The device utilizes an axial-lead T-18 plastic package and includes a TR suffix indicating tape and reel packaging per EIA-296 standards.

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 versatile integration

Single Zener Diodes Applications

• Voltage regulation in power supply circuits
• Overvoltage protection for sensitive electronic components
• Reference voltage generation in measurement systems

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against official datasheets to confirm tolerance and packaging details. Ensure compatibility with MIL-PRF-19500 screening requirements if military-grade reliability is necessary. Confirm RoHS compliance status based on the e3 suffix presence. Validate thermal management strategies for sustained operation near maximum ratings.

Single Zener Diodes Selection Notes

Select this component for applications requiring precise 10V regulation with tight ±5% tolerance. Consider the 5W power handling capability and low thermal resistance for heat-sinked environments. Evaluate the axial lead format against available board space and mounting constraints. Compare dynamic impedance characteristics against circuit sensitivity requirements.

Single Zener Diodes Part Context

This part belongs to the JEDEC registered 1N5333 through 1N5388B series of 5-watt Zener diodes. The series offers a wide voltage selection from 3.3V to 200V with various tolerance options identified by suffix letters. The 1N5347B specifically targets the 10V segment with standard commercial grade specifications.

Single Zener Diodes Replacement Considerations

Equivalent parts include other 1N5347 variants with matching electrical characteristics. Cross-reference with SMBJ5347 or SMBG5347 surface mount equivalents for space-constrained designs. Verify pinout and thermal performance when substituting with generic 5W Zener diodes.