1N5345AE3/TR12

Single Zener Diodes Overview

The Microchip Technology 1N5345AE3/TR12 is a silicon 5.0-watt Zener diode from the JEDEC registered 1N5333-5388B series. It provides voltage regulation at a nominal Zener voltage of 8.7 V with a ±10% tolerance, indicated by the 'A' suffix. The device operates within a temperature range of -65°C to +150°C and features an axial lead T-18 package. Electrical characteristics include a maximum dynamic impedance of 2.0 Ohms and a maximum reverse current of 10 µA. The component is supplied in tape and reel packaging.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation across a broad operating current and temperature range
• Withstands high surge stresses and offers flexible axial-lead mounting terminals
• Features void-free transfer molded thermosetting epoxy body meeting UL94V-0 standards

Single Zener Diodes Applications

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

Single Zener Diodes Procurement Notes

Verify the specific ordering suffixes against official manufacturer documentation to confirm exact electrical tolerances and packaging configurations. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure thermal management design accounts for the specified junction-to-lead thermal resistance during operation.

Single Zener Diodes Selection Notes

Select this component for applications requiring robust 5-watt power dissipation capabilities in an axial-leaded form factor. Consider the ±10% voltage tolerance suitable for general-purpose regulation tasks. Evaluate thermal derating curves to ensure adequate heat sinking for steady-state power dissipation requirements.

Single Zener Diodes Part Context

This part belongs to the 1N5333B through 1N5388B series of silicon Zener diodes manufactured by Microsemi (now Microchip Technology). The series covers a wide voltage selection from 3.3 V to 200 V. The 'e3' suffix indicates RoHS compliance with matte tin plating, while 'TR12' denotes tape and reel packaging options.

Single Zener Diodes Replacement Considerations

Consult official manufacturer substitution lists for verified equivalents. Cross-reference electrical parameters such as Zener voltage, power dissipation, and package dimensions when evaluating alternative components.