JANTX1N4486US/TR

Single Zener Diodes Overview

The JANTX1N4486US/TR is a hermetically sealed Zener diode manufactured by Microchip Technology. It features a nominal breakdown voltage of 75V with a tolerance of ±5%. The device is designed for surface mount applications and offers a power dissipation rating of 1.5W. Key electrical specifications include a maximum reverse leakage current of 250nA and a Zener impedance of 130 Ohms. It operates within a temperature range of -65°C to +175°C.

Single Zener Diodes Feature Summary

• Hermetically sealed construction for environmental protection
• High-temperature operation capability up to 175°C
• Surface mount packaging for automated assembly

Single Zener Diodes Applications

• Military aerospace circuits
• Spacecraft power regulation
• High-reliability voltage reference systems

Single Zener Diodes Procurement Notes

Verify the specific suffix TR indicates tape and reel packaging configuration. Confirm RoHS exemption status as military-grade components often fall outside standard compliance. Ensure the supplier provides traceability documentation required for defense contracts. Check for lot date codes relevant to mission timelines.

Single Zener Diodes Selection Notes

Select this component when high voltage stability is required in harsh environments. The 1.5W power rating supports moderate current loads. Surface mount design reduces board space compared to through-hole equivalents. Verify thermal management requirements for continuous operation at elevated temperatures.

Single Zener Diodes Part Context

This part belongs to the JANTX series, which denotes enhanced screening levels beyond standard military JANS or JAN grades. The US package type indicates a specific surface mount footprint compatible with D-5A standards. It serves as a ruggedized alternative to commercial Zener diodes for critical infrastructure.

Single Zener Diodes Replacement Considerations

Direct substitutes include other JANTX1N4486 variants with identical electrical parameters. Cross-reference with MIL-DTL-19500 specifications for equivalent performance. Verify pinout compatibility before replacing existing designs.