1N4691C

Single Zener Diodes Overview

The Microchip Technology 1N4691C is a single Zener diode with a nominal voltage of 6.2 V and a power dissipation rating of 500 mW. It features a tight voltage tolerance of ±2% and operates within a temperature range of -65°C to +175°C. The device utilizes a DO-213AA (MELF-2) surface mount package, offering high reliability through metallurgical bonding.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with a tight 2% tolerance for sensitive circuit applications.
• Operates reliably across an extended industrial temperature range up to 175°C.
• Features a hermetically sealed glass MELF package designed for high-reliability environments.

Single Zener Diodes Applications

• Precision voltage reference circuits
• High-reliability aerospace systems
• Military-grade electronic equipment

Single Zener Diodes Procurement Notes

Verify the specific suffix 'C' indicates the 2% tolerance variant distinct from standard 5% parts. Confirm RoHS compliance status as commercial versions may differ from military specifications. Ensure the MELF-2 package matches the target PCB footprint requirements before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when strict voltage accuracy is required alongside high thermal stability. The low test current characteristic supports efficient operation in low-power designs. Verify that the surface mount MELF package aligns with assembly capabilities and space constraints compared to axial alternatives.

Single Zener Diodes Part Context

This part belongs to the 1N46xx series of Zener voltage regulators manufactured by Microchip Technology. The series offers various voltage options in both through-hole and surface mount packages. The 1N4691C specifically provides the 6.2V option with enhanced precision suitable for demanding applications requiring stable reference voltages.

Single Zener Diodes Replacement Considerations

Check datasheets for equivalent 6.2V Zener diodes in DO-213AA packages from other manufacturers. Verify electrical parameters such as impedance and leakage current match the original design requirements before substitution.