1N4913A/TR

Single Zener Diodes Overview

The Microchip Technology 1N4913A/TR is a temperature-compensated Zener diode designed for precision voltage regulation. It features a nominal Zener voltage of 12.8 V with a tight tolerance of 5%. The device operates in the DO-7-2 through-hole package and dissipates up to 400 mW. Key electrical parameters include a maximum reverse leakage current of 15 uA, a Zener impedance of 25 Ohms at a test current of 7.5 mA, and a voltage temperature coefficient of 0.005 %/C. It supports an extended operating temperature range from -65 C to +175 C.

Single Zener Diodes Feature Summary

• Temperature compensated design ensures stable voltage output across wide thermal variations
• High reliability construction suitable for demanding industrial environments
• Precision voltage regulation with tight tolerance specifications

Single Zener Diodes Applications

• Precision voltage reference circuits
• Temperature-stable power supply regulation
• Industrial control system protection

Single Zener Diodes Procurement Notes

Verify the specific suffix TR indicates reel packaging configuration. Confirm RoHS status N compliance requirements against project standards. Validate that the DO-7-2 package dimensions match PCB layout constraints. Ensure the 400 mW power dissipation rating aligns with thermal management design. Check manufacturing lead times as production cycles may vary significantly.

Single Zener Diodes Selection Notes

Select this component when precise voltage stability over temperature is critical. The low temperature coefficient makes it superior to standard Zener diodes for reference applications. Verify that the 12.8 V breakdown voltage matches circuit requirements. Consider the through-hole mounting style for mechanical robustness in high-vibration environments.

Single Zener Diodes Part Context

This part belongs to Microchip's temperature-compensated Zener diode family. These devices utilize specialized doping profiles to minimize voltage drift with temperature changes. The 1N4913A variant specifically targets applications requiring higher precision than standard regulatory diodes offer.

Single Zener Diodes Replacement Considerations

Public confirmed substitute part numbers are not available in verified documentation.