1N5376BE3/TR12

Overview

The Microsemi Corporation 1N5376BE3/TR12 is a silicon 5-watt Zener diode with an 87 V nominal voltage and ±5% tolerance. It operates within a temperature range of -65°C to +150°C, features a maximum reverse current of 0.5 µA at 63 V, and has a dynamic impedance of 75 Ω. The component utilizes a T-18 axial lead package and is supplied in tape and reel format.

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

Applications

• Voltage regulation circuits requiring 5W power dissipation
• High reliability applications utilizing MIL-PRF-19500 screening options
• Industrial systems operating under extreme thermal conditions

Procurement Notes

Verify the specific suffix configuration against official datasheets to confirm RoHS compliance and tolerance levels. Confirm availability status as distribution channels may list discontinued or obsolete inventory. Ensure the ordering code matches the required packaging format and screening level before finalizing procurement.

Selection Notes

Select this component when a robust 5-watt axial Zener diode is required for high-power regulation. Consider the T-18 package dimensions and thermal resistance characteristics for adequate heat sinking. Verify that the 87 V breakdown voltage aligns precisely with the circuit design requirements.

Part Context

This device belongs to the JEDEC registered 1N5333B through 1N5388B series of silicon 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.

Replacement Considerations

Consult official documentation for verified substitute part numbers. Cross-reference electrical parameters such as voltage, power rating, and package type to ensure compatibility.