1N4580A/TR

Single Zener Diodes Overview

The Microchip Technology 1N4580A/TR is a temperature-compensated Zener reference diode with a nominal voltage of 6.4 V and a maximum temperature coefficient of 0.01 %/°C. It operates at a test current of 4.0 mA, features a maximum reverse current of 2 µA at 3 V, and has a dynamic impedance of 25 Ω. The device dissipates 500 mW and functions within an operating temperature range of -65°C to +175°C. It utilizes a DO-7 (DO-204AA) glass axial-leaded package and is supplied in tape and reel format.

Single Zener Diodes Feature Summary

• Temperature compensated design for minimal voltage change over broad operating ranges
• Internal metallurgical bonding for structural integrity
• Flexible axial-leaded mounting terminals

Single Zener Diodes Applications

• Instrumentation requiring stable voltage references
• Circuit designs demanding low voltage drift with temperature
• Precision analog signal conditioning

Single Zener Diodes Procurement Notes

Verify the specific suffix requirements against official documentation before procurement. Confirm that the TR suffix aligns with the required tape and reel packaging specifications. Ensure the component meets all necessary environmental and military qualification standards if applicable to the target system.

Single Zener Diodes Selection Notes

Select this component when a 6.4 V reference with a 0.01 %/°C temperature coefficient is required. Consider the 4.0 mA test current and 500 mW power dissipation limits during circuit design. Verify compatibility with the DO-7 through-hole package and tape and reel handling constraints.

Single Zener Diodes Part Context

This part belongs to the 1N4565 thru 1N4584A-1 series of zero-TC reference diodes manufactured by Microsemi (now Microchip Technology). These devices are JEDEC registered and offer various temperature coefficients and operating currents. The series includes options for military qualifications and surface mount equivalents.

Single Zener Diodes Replacement Considerations

Consult official datasheets for direct replacements within the 1N4565-1N4584A-1 series. Verify matching electrical parameters such as voltage tolerance, temperature coefficient, and test current before substitution.