JANS1N4987D

Single Zener Diodes Overview

The JANS1N4987D is a single Zener diode manufactured by Microchip Technology, designed for high-reliability applications. It features a nominal Zener voltage of 160 V with a tight tolerance of ±1%. The device supports a power dissipation of 5 W and operates within an extended temperature range from -65 °C to +175 °C. Key electrical characteristics include a maximum reverse leakage current of 2 µA and a Zener impedance of 80 Ohms at the test current of 15 mA. The component utilizes a D-5B-2 package configuration suitable for surface mount technology.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with a nominal Zener voltage of 160 V and a tight tolerance of ±1%.
• Engineered for extreme environmental conditions with an operating temperature range spanning from -65 °C to +175 °C.
• Features low reverse leakage current of 2 µA to minimize power loss in standby states.
• Constructed in a robust D-5B-2 surface mount package for reliable integration.

Single Zener Diodes Applications

• Voltage reference circuits requiring high stability in aerospace environments
• Overvoltage protection systems for sensitive electronic components
• Precision voltage regulation in military-grade equipment

Single Zener Diodes Procurement Notes

Verify the specific suffix and packaging configuration against the official Microchip datasheet before procurement. Ensure that the component meets all required radiation hardness and quality standards for the intended application. Confirm availability through authorized distributors as supply levels may vary. Validate that the ordering information matches the exact part number specifications to avoid compatibility issues.

Single Zener Diodes Selection Notes

Select the JANS1N4987D when a stable 160 V reference is needed in harsh environments. Consider its ±1% tolerance for precision requirements. Evaluate the 5 W power rating against thermal management capabilities. Compare the D-5B-2 package dimensions with PCB layout constraints. Assess the extended temperature range suitability for the operational environment.

Single Zener Diodes Part Context

This component belongs to the JANS series of Zener diodes, which are characterized by high reliability and strict manufacturing controls. The series is typically utilized in applications where standard commercial components do not meet performance or durability requirements. The JANS1N4987D specifically addresses needs for high-voltage regulation in demanding sectors.

Single Zener Diodes Replacement Considerations

Public confirmed substitute part numbers: JANS1N4987DUS, JANTX1N4987C.