1N728

Single Zener Diodes Overview

The Microchip Technology 1N728 is a temperature-compensated Zener diode housed in the DO-35-2 through-hole package. It features a nominal Zener voltage of 6.55 V with a tight tolerance of 2%. The device supports a maximum power dissipation of 500 mW and operates within an extended temperature range from -65°C to +175°C. Key electrical characteristics include a maximum reverse leakage current of 2 µA, a Zener impedance of 15 Ohms, and a low voltage temperature coefficient of 0.001%/°C at a test current of 7.5 mA.

Single Zener Diodes Feature Summary

• Temperature compensation for stable voltage regulation across wide thermal variations
• High operating junction temperature capability up to 175°C
• Tight voltage tolerance ensuring precision reference performance

Single Zener Diodes Applications

• Precision voltage reference circuits requiring thermal stability
• Overvoltage protection in harsh industrial environments
• Temperature-compensated regulator designs

Single Zener Diodes Procurement Notes

Verify the specific suffix code against the official datasheet to confirm exact voltage tolerance and testing parameters. Ensure the procurement specification matches the required DO-35-2 axial leaded package configuration. Confirm RoHS compliance status if restricted substances are mandated by the end application standards.

Single Zener Diodes Selection Notes

Select this component when applications demand high thermal stability combined with a moderate voltage level. The 500 mW power rating suits low-to-moderate current regulation tasks. Verify that the 15 Ohm impedance meets the noise and regulation requirements of the target circuit design.

Single Zener Diodes Part Context

This part belongs to Microchip's discrete diode portfolio, specifically designed for reliable performance in demanding electronic systems. It serves as a fundamental passive component for voltage stabilization and protection roles within broader power management or signal conditioning architectures.

Single Zener Diodes Replacement Considerations

Consult official cross-reference documentation for verified equivalents. Ensure any substitute maintains the 6.55 V nominal voltage, 2% tolerance, and DO-35-2 package form factor.