1N5345AE3/TR8

Single Zener Diodes Overview

The Microchip Technology 1N5345AE3/TR8 is a silicon 5-watt Zener diode with an 8.7V nominal voltage and ±10% tolerance. It operates within a temperature range of -65°C to +150°C, features a maximum reverse current of 200µA at 5.9V, and has a dynamic impedance of 2.0Ω. The component utilizes a T-18 axial lead 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 secure installation

Single Zener Diodes Applications

• Voltage regulation circuits requiring robust thermal performance
• Power supply reference applications
• Protection against voltage spikes in industrial environments

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration matches project requirements, as tolerances vary by letter code. Confirm RoHS compliance status via the e3 designation. Check datasheet for derating curves to ensure adequate heat sinking for continuous operation above 25°C ambient temperatures.

Single Zener Diodes Selection Notes

Select this component when a 5-watt power rating and wide temperature capability are necessary. The A suffix indicates a standard ±10% tolerance suitable for general-purpose regulation. Ensure the circuit design accommodates the specified maximum reverse current and dynamic impedance characteristics for accurate voltage clamping.

Single Zener Diodes Part Context

This device belongs to the JEDEC registered 1N5333 through 1N5388 series of 5-watt Zener diodes. The series offers a voltage selection from 3.3V to 200V with various tolerance options identified by suffix letters. These plastic encapsulated components are designed for high DC currents with low thermal resistance.

Single Zener Diodes Replacement Considerations

Consult the official datasheet for equivalent part numbers or military screening prefixes (MQ, MX, MV) if higher reliability standards are required.