JAN1N3018UR-1/TR

Single Zener Diodes Overview

The JAN1N3018UR-1/TR is a single Zener diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB (MELF) glass package. It features a nominal Zener voltage of 8.2 V with a maximum power dissipation of 1.5 W. The device offers a tight voltage tolerance of ±5% and operates within an extended temperature range from -55°C to +175°C. Key electrical characteristics include a test current of 31 mA, a Zener impedance of 4.5 Ohms, and a reverse leakage current of 50 µA at 6.8 V. It is qualified under MIL-PRF-19500/115 standards.

Single Zener Diodes Feature Summary

• Military-grade qualification compliant with MIL-PRF-19500/115 standards
• Extended operating temperature range supporting high-temperature environments up to 175°C
• Surface-mount MELF glass construction for reliable SMD integration
• Tight voltage tolerance ensuring precise regulation performance

Single Zener Diodes Applications

• High-reliability military electronic systems
• Aviation and aerospace circuit protection
• Industrial equipment requiring wide temperature stability
• Precision voltage reference circuits in harsh environments

Single Zener Diodes Procurement Notes

Verify that the ordering suffix /TR confirms the reel tape packaging format required for automated assembly processes. Confirm the specific military grade designation matches project requirements. Ensure the manufacturer source is authorized to guarantee component authenticity and traceability. Check for any recent product change notices affecting assembly sites or labeling before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a surface-mount Zener diode with 8.2 V regulation and 1.5 W power handling is required. The DO-213AB package suits space-constrained PCB layouts. Consider the ±5% tolerance and low impedance for stable voltage clamping. Verify thermal management capabilities align with the 175°C maximum junction temperature limit in the target application environment.

Single Zener Diodes Part Context

This part belongs to the JAN series of Zener diodes produced by Microchip Technology, formerly Microsemi. The JAN prefix indicates military-grade quality suitable for defense and aerospace sectors. The UR-1 suffix typically denotes the specific package style and testing conditions defined in the manufacturer's datasheet for this family of single Zener devices.

Single Zener Diodes Replacement Considerations

Public confirmed substitute part numbers include JAN1N3018BUR-1 and JANTX1N3018BUR-1. These alternatives share similar electrical specifications but may differ in packaging or specific military screening levels. Verify pinout compatibility and thermal characteristics before substitution.

Single Zener Diodes FAQ

What is the maximum operating temperature for the JAN1N3018UR-1/TR?

The maximum operating temperature is +175°C.

Does this component meet military standards?

Yes, it is qualified under MIL-PRF-19500/115.

What is the Zener impedance value?

The Zener impedance is 4.5 Ohms.