1N3155-1

Single Zener Diodes Overview

The Microchip Technology 1N3155-1 is a temperature-compensated Zener reference diode with an 8.4 V nominal voltage. It operates at a test current of 10 mA and features a maximum reverse leakage current of 10 µA. The device offers a low voltage temperature coefficient of 0.001 %/°C, ensuring minimal voltage change with temperature variations. It supports a power dissipation of 500 mW and functions within a temperature range of -65°C to +175°C. The component utilizes a DO-204AA (DO-7) glass axial-leaded package.

Single Zener Diodes Feature Summary

• Temperature compensated design for stable voltage reference
• Low voltage temperature coefficient for precision applications
• Hermetically sealed glass axial-leaded construction

Single Zener Diodes Applications

• Precision voltage reference circuits
• Temperature compensated regulation systems
• Military and aerospace electronic equipment

Single Zener Diodes Procurement Notes

Verify the specific suffix requirements against the official datasheet to ensure compliance with military or commercial standards. Confirm RoHS status if environmental regulations apply, as standard versions may differ from e3 variants. Validate package dimensions and lead configurations prior to PCB layout integration to prevent mechanical fit issues.

Single Zener Diodes Selection Notes

Select this component when high stability over wide temperature ranges is required. The 8.4 V nominal voltage is suitable for specific reference needs where lower Zener voltages are insufficient. Ensure the operating current matches the 10 mA test condition for optimal temperature coefficient performance. Consider the hermetic seal requirement for harsh environment deployments.

Single Zener Diodes Part Context

This part belongs to the 1N3154 through 1N3157 series of Zero-TC Reference Diodes. These devices provide a selection of 8.4 V nominal voltages with extremely low temperature coefficients. The series is available in various qualifications including JAN, JANTX, and JANTXV for military use, offering robust reliability for critical applications.

Single Zener Diodes Replacement Considerations

Compatible substitutes include other parts from the 1N3154 through 1N3157 series. Verify exact temperature coefficient and leakage current specifications before substitution. Military qualified equivalents such as 1N3155A-1 or CDLL3157 may offer similar electrical characteristics with different packaging options.